航空缩略语词典

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COMSAT Communications Satellite Corporation COMSEC Communications Security. Concept Exploration & - B `' Q( u& z6 LDefinition The initial phase (Phase 0) of the system acquisition process, beginning at ! h {7 c6 ]7 K& LMission Need Determination. During this phase, the acquisition strategy is developed, system alternatives are proposed and examined, and the system ' A: L' Q' @# g3 pprogram requirements document is expanded to support subsequent phases. Concept of $ {* }& {* G) ~2 [8 JOperations (CONOPS) (1) A statement, in broad outline, of a commander’s outline or intent in regard to 8 K7 y: Y" R1 _5 y$ [an operation or series of operations. The concept is designed to give an overall picture of the operation. (MDA Lexicon) + H3 Q8 j4 J0 k+ ~. F* L(2) A verbal or graphic statement, in broad outline, of a commander’s 6 o7 l+ Q7 G6 d: b- Dassumptions or intent in regard to an operation or series of operations. The ; l' ]0 q8 L9 yconcept of operations frequently is embodied in campaign plans and operation 3 T* v' X1 K; _+ C, C8 B# qplans; in the later case, particularly when the plans cover a series of connected $ v7 o3 S- b! g: f Aoperations to be carried out simultaneously or in succession. The concept is designed to give an overall picture of the operation. It is included primarily for additional clarity of purpose. Concept Plan An operation plan in concept format. Also called CONPLAN. Concurrency Part of an acquisition strategy which combines or overlaps two or more phases of : e. X' b& ]( v2 i, N" Lthe acquisition process, or combines development T&E with operational T&E. Concurrent 5 d4 O4 M- r5 Q1 c+ tEngineering A systematic approach to the integrated, simultaneous design of products and their related processes, including manufacture and support. This approach is 1 X# v+ ~: X- l: ?& P0 ?intended to cause developers, from the beginning, to consider all elements of 8 A5 v8 }8 T0 `" z% u% K: Wthe system life cycle from requirements development through dispersal, including 1 I j- ~3 L% Ucost, schedule, and performance. CONEX CONOPS Exerciser. Configuration A collection of an item’s descriptive and governing characteristics, which can be l7 Y0 q- J- W1 ^* y: @) ]* mexpressed in functional terms (i.e., what performance the item is expected to : g* q$ y( g; K: `3 yachieve); and in physical terms (i.e., what the item should look like and consist of when it is built). MDA GLOSSARY, VER. 4.0 C 59 2 _/ g2 z- c0 n. h. a6 A$ `3 L' i) bConfiguration Audit One of the Configuration Management tasks which includes a functional configuration audit (FCA) to validate that the development of a configuration item 4 N" L0 |* m! F# E: K# q s7 ahas been completed satisfactorily and that the configuration item has achieved to specified performance and functional characteristics, and also includes a 3 d2 X" F; V( n# C9 r/ zphysical configuration audit (PCA) to verify that the configuration item “As Built” 5 j( l9 B/ [0 \' R. Vconforms to the technical documentation which defines the configuration item. Configuration Baseline The configuration documentation formally designated by the Government at a & n# O( @ d5 ]+ _. Vspecific time during a system’s or configuration item’s life cycle. Configuration ! f2 J' e- v0 R j" sbaselines, plus approved changes from those baselines, constitute the current , F# e5 `. E' y0 ]. pconfiguration baselines, namely the functional, allocated, and product baselines. & B) G; q8 Y; U. kConfiguration Control One of the Configuration Management tasks that involves the systematic {2 ^; S5 L, p. Kevaluation, coordination, approval, or disapproval of proposed changes to the ; n& ^; u$ A9 v! i P- r! _design and construction of a configuration item whose configuration has been " I. Q8 {+ Y8 Y6 O3 g" W* G$ Yformally approved. 2 N$ Z F2 y, q" E+ e( T" ^; o yConfiguration - L( O( f' z* l- U nIdentification One of the Configuration Management tasks, which require that for every change that is made to an Automated Data processing (ADP) system, the design 7 q. @- h B' m. F: y% Q& Qand requirements of the changed version of the system should be identified. ) h' ~# F- L# p- }Configuration Item (CI) An aggregation of system elements that satisfies an end use function and is designated by the Government for separate configuration management. Configuration items vary widely in complexity, size, and type. Any item required for logistic support and designated for separate procurement is a configuration * z8 a& [& h0 u8 K3 Aitem. Configuration items are traceable to the work breakdown structure (WBS). Configuration Management (CM) , X! t1 G' x4 [1 ?! QIn computer modeling and simulation, a discipline applying technical and administrative oversight and control to identify and document the functional - q1 A, Y5 C( f. T3 F2 m4 T% Irequirements and capabilities of a model or simulation and its supporting 6 d" \2 t. e, J$ p+ M T) Jdatabases, control changes to those capabilities, and document and report the & r! ?4 Y% }: O% Wchanges. See also Accreditation. ; C f1 M2 |# o, ]1 w7 a# w: @CONOPS Concept of Operations. - E3 V- q, d( w2 g+ L1 \% mCONPLAN Concept Plan CONS Contracting Squadron. $ @% G/ R8 ~8 e( vConsolidated 1 K1 h' }7 C& F0 Y- ECommand Center (CCC) a2 I7 ^& ]' `# v- D5 @A single command center from which USCINCSPACE/CINCNORAD can direct all . s5 D& ^* d3 C% i9 P: Lhis assigned missions, to include BMD. (USSPACECOM) Located in Colorado Springs, CO. 2 _% V+ W; J" m+ J1 j( u# ~- L, u# bConsolidated % k% G3 h4 H" _+ f7 g6 xIntelligence ! Q5 ]+ d$ U- k9 S$ b3 AWatch (CIW) A consolidation of intelligence watch functions within the Intelligence Operations Center (IOC) consisting of the USSPACECOM ITW Center, the NORAD ) m) {% `' ?6 \$ |& F mAerospace Defense Intelligence Center (ADIC), and the Air Force Space Command Space Intelligence Element (SIE). Consolidated Space Operations Center (CSOC) 8 ^. B+ f) E% M7 m1 SSeries of centers at Falcon AFB, CO, which operationally control and maintain , b% H o9 m6 G/ j" Z$ g& q8 ^assigned DoD satellites. ! N, W6 t& C0 S+ l! zConsolidated Space Test Center (CSTC) 7 r5 Y @* Q% @/ h0 qSeries of centers at Onizuka AFB, CA (Sunnyvale), which support launch and initial on-orbit checkout of operational satellites, operate R&D satellites, and 0 b5 J6 a5 Z( V) j9 Sserves as a backup to CSOC for operational DoD satellites. 4 N0 X5 ]6 `; v" G* A6 a( l( @MDA GLOSSARY, VER. 4.0 C 8 r" ^. d8 \( T9 C( k60 ' x; v) r6 c+ G' w6 F9 c( wConstellation Size (CSIZE) The number of satellites of a particular system placed in orbit about the earth. & F- x7 R. i, q. f2 HContact Fuse Device used to detonate warhead on physical contact with another object. Contingency Deployment Plan (CDP) An executable plan designed to deploy an early missile defense capability and 7 ~* b2 D3 J/ ~$ P4 [2 D7 y& w3 k' q: _reduce deployment time. The plan provides specific executable deployment $ x0 p- J6 @, f3 Z- ^2 F$ }; Doptions and describes activities required before and after a deployment decision. The plan also allows decision makers to have oversight on technical progress, 7 e6 o' \# q2 P) j6 Ccost, schedule, and risks associated with a deployment system. # d& J: q Q E, Z! d0 a+ H7 _Continuity of Command 6 W8 p6 _% C/ d1 P% y9 O& }; eThe degree or state of being continuous in the exercise of the authority vested in an individual of the armed forces for the direction, coordination, and control of ( E$ m8 a( g+ R r$ y+ i- J- w) gmilitary forces. 1 J7 y7 W& r3 ZContinuity of Operations + ]3 X0 R, C4 I- J0 m" aThe degree or state of being continuous in the conduct of functions, tasks, or duties necessary to accomplish a military action or mission in carrying out the national military strategy. It includes the functions and duties of the commander, % R+ q6 g l A; P& t+ T% g6 H) ?( e7 Tas well as the supporting functions and duties performed by the staff and others acting under the authority and direction of the commander. ) D- Q$ \8 m" f, e2 ?. zContract Administration : L. w5 U- L2 f3 }Office (CAO) & O4 A7 Z1 d% o: ~# \. ^The activity identified in the DoD Directory of Contract Administration Services Components assigned to perform contract administration responsibilities. It is a general term and includes Defense Contract Management Regions (DCMRs), + I5 `$ ~1 O! f, q* P+ X+ S6 WDefense Contract Management Area Operations (DCMAOs), and Defense Plant + W. r# u6 V" y( [Representative Offices (DPROs). (Defense Systems Management College Glossary) 3 P l! W4 L+ C% x5 YContract Data Requirements List (CDRL) 7 M- u, J# ]1 I9 r6 _: xDocument used to order (“buy”) and require delivery of data. Tells contractor ( T, C- @: f, l9 o' ?( Lwhat data to deliver, when and how it will be accepted, where to look for instructions, etc. ' U, b/ E8 _( \Contract Definition # V1 E6 O. X0 B) I* a' \! RA funded effort, normally by two or more competing contractors, to establish / {$ {' a; F7 j0 ~ B" [# vspecifications, to select technical approaches, to identify high-risk areas, and to make cost and production time estimates for developing large weapons systems. ; _# u7 `9 g1 @Contract Work % y- g+ y2 L zBreakdown 4 U( G- B2 R4 p2 v: a" [) O- ?0 TStructure The complete WBS for a contract developed and used by a contractor within the # E' I) T& Q. o @0 }3 O4 |guidelines of MIL-STD 881A, and in accordance with the contract statement of work. Contracting % ~3 q" ?' A+ c$ I/ s+ dOfficer (CO) A person with the authority to enter into, administer, or terminate contracts and make related determinations and findings. The term includes any authorized - H/ y4 W7 S- E. w. Arepresentatives of the CO acting within the limits of their authority. A CO whose primary responsibility is to administer contracts is an Administrative Contracting Officer. One whose primary responsibility is to terminate contracts and/or settle terminated contracts is a Termination Contracting Officer. A single contracting ! u" f) S; {2 [officer may be responsible for duties in any or all of these areas. Control Authority that may be less than full command exercised by a commander over ' N1 |6 V' H$ @part of the activities of subordinate or other organizations. Control Abstraction 5 j; ~# A- v% O# t8 d, |(Software) The process of extracting the essential characteristics of control by defining abstract mechanisms and their associated characteristics while disregarding low-level details and the entities to be controlled.

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MDA GLOSSARY, VER. 4.0 C , O! @ M q9 q0 H/ V0 Y1 Y61 Control and Reporting Center An element of the US Air Force tactical air control system, subordinate to the tactical air control center, from which radar control and warning operations are conducted within its area of responsibility. Control and W: e' L* ?& n" d1 D" a, z4 {; w. sReporting Post An element of the US Air Force tactical air control system, subordinate to the 9 A0 F* Z' ?9 g' Hcontrol and reporting center, that provides radar control and surveillance within 6 f0 } q$ I; i" hits area of responsibility. 4 I4 O$ ^! ^* I) a3 U4 @Control Area A controlled airspace extending upwards from a specified limit above the Earth. Controlled Environment Area where entry into the radiation hazard area is controlled. / h# J9 g+ j4 z" P+ @+ o6 [1 ~9 U! C wControl Procedure * E% a6 Q& u0 b) E1 y8 zThe means used to control the orderly communication of information between stations on a data link. Also called line discipline. Control Station The station on a network, which supervises the network control procedures such as polling, selecting, and recovery. It also is responsible for establishing order on the line in the event of contention, or any other abnormal situation, arising 8 X; \1 ^5 Q6 F3 S/ X1 zbetween any stations on the network. Control Zone The space, expressed in feet or radius, that surrounds equipment that is used to process sensitive defense information and that is under sufficient physical and ' u3 Q0 p: ^/ g A2 Utechnical control to preclude an unauthorized entry or compromise. CONUS Continental United States. Conventional Co- 3 x j( s; Y8 {& LProduction C4 {9 X4 @) A* @% f4 cAn effort between governments to produce the same end item, or components , G' t' u( u- E% Y- w* E5 Eof the same end item, in concert. Conventional Weapon + @! A" `9 c8 X. yA weapon that is neither nuclear, biological, nor chemical. Coop Cooperative * h5 j* h5 o& P C; q* UCoordinated Engagement Planning/Actions Necessary coordination among engagement components to ensure maximum effectiveness of the SDS and resources are not wasted on targets already # ]& q! Z' ^6 X+ j% r/ D: O/ [targeted. Coordinating 5 O' r. N" ^! A, }; W/ VAuthority * w Y! m4 {2 R2 H; i5 lA commander or individual assigned responsibility for coordinating specific , B. @+ T: Q" Nfunctions of activities involving forces of two or more Services or two or more forces of the same Service. The commander or individual has the authority to ; E+ Q7 Q4 x7 w9 `, X6 mrequire consultation between the agencies involved, but does not have the ( V1 L8 q5 D8 w. N/ H: q1 \authority to compel agreement. In the event that essential agreement cannot be reached, the matter shall be referred to the appointing authority. COP Committee of Principals COR Contracting Officer’s Representative. Contracting Officer. ( X: v4 O! N6 {, t" U0 b$ ECORBA Common Object Request Broker Architecture. ) t* V) W0 a# o3 F* Z6 k. k1 gCORM Commission on Roles and Missions. 1 E. R. l1 L0 Y2 [0 `1 \MDA GLOSSARY, VER. 4.0 C 62 Corner Reflector (1) A device, normally consisting of three metallic surfaces or screens & n1 a2 t- T6 @$ g) rperpendicular to one another, designed to act as a radar target or marker. (2) In radar interpretation, an object that, by means of multiple reflections from smooth surfaces, produces a radar return of greater magnitude than might be expected from the physical size of the object. : U6 ]2 a) T8 x* d8 }7 _Corps SAM OBSOLETE. See Medium Extended Air Defense System. Correlation (1) The process of relating observations or tracks from one set of data to observations or tracks from another set of data, i.e., collecting data from 8 i: }" f% ~ B# E5 Udifferent frames or sensors that presumably relate to the same target. (2) {2 x- V- y. G4 e D- qIn air defense, the determination that an aircraft appearing on a radarscope, on a plotting board, or visual is the same as that on which information is being received form another source. (3) In intelligence % x# k5 G3 ^0 I4 Y1 A# Rusage, the process which associates and combines data on a single entity or subject from independent observations, in order to improve the reliability or credibility or the information. COSEMS Evolving architecture operations support tool. 1 G }) o+ ]# A( v, v# Q9 JCOSM Computer System Operator’s Manual 7 l# ?* Y' ?9 xCOSMIC NATO security category. Cost Analysis $ ~3 [; d' X4 J/ uImprovement Group (CAIG) $ D) d" Q3 i3 o* l: qAn organization within the office of OSD Director, PA&E which advises the DAB on all matters concerning the estimation, review, and presentation of cost % d5 e7 O* ~9 p+ ganalysis of future weapon systems. The CAIG also develops common cost estimating procedures for DoD. ; l, }& C3 M4 }, D+ r, |Cost Analysis # G4 h u3 F3 m% y0 ]3 ^/ W7 IRequirements ) ~6 M8 n* T1 j1 `' s* W& r# iDocument ' R& a- r7 `) y K D- x. a(CARD) The document describing the technical baseline, which is a subset of current system technical data and is used to generate the baseline cost estimate for an K$ k$ C% [- I6 V0 Q) dSDS element. It includes, but is not limited to, the element description, / j5 @( w$ H. sinterfaces, operational concept quantity requirements, manpower requirements, ! c; E$ H! }% e+ \% n3 Vactivity rates, schedules, research and development-phasing plan, and facilities requirements. , j( p& w7 h) rCost and 1 v' s* U# I: ^* I8 z; M* dOperational 2 L. D; c5 P4 S7 B+ y3 _0 g- ~Effectiveness Analysis (COEA) % ~1 R8 S% `) F' z' L2 N. YAn analysis of the estimated costs and operational effectiveness of alternative materiel systems to meet a mission need, and the associated program for acquiring each alternative. " `$ D9 l: ]6 A% jCost Risk Cost estimating risk and schedule/technical risk. Cost estimating risk is the risk 8 p/ R# d# e+ ?3 U+ l1 hdue to cost estimating errors and the statistical uncertainty in the estimate. 4 d% P6 u0 n! u- {5 OSchedule/technical risk is risk due to inability to conquer the problems posed by the intended design ' f& A/ K5 s+ J- i) {COTR Contracting Officer’s Technical Representative. See Contracting Officer. COTS Commercial Off-The-Shelf. 2 w- T% Z0 n3 R& `( WCounterair A US Air Force term for air operations conducted to attain and maintain a desired degree of air superiority by the destruction or neutralization or enemy forces. Both air offensive and air defensive actions are involved. The former range throughout enemy territory and are generally conducted at the initiative of # m% s/ d0 }0 E) lfriendly forces. The latter are conducted near or over friendly territory and are 4 s2 I- n* s6 _. Mgenerally reactive to the initiative of the enemy air forces. MDA GLOSSARY, VER. 4.0 C 63 8 E( i9 j" w* J2 L. X5 ]2 Z8 mCountercountermeasures (CCM) $ U5 f( ?8 S9 A' C& w, q' D8 b, hMeasures taken by the defense to defeat offensive countermeasures. Counterforce The employment of strategic air and missile forces in an effort to destroy, or " ?# J& \) m y+ ~2 g. C3 y# Srender impotent, selected military capabilities of an enemy force under any of the circumstances by which hostilities may be initiated. 6 j+ K. q% B! l# Q/ F+ \Countermeasure A design or procedural measure taken against covert or overt attacks. Countermeasure , \- G- U: A' }2 V* Gs (CM) 2 b! k; ~' }8 ^9 s" E' hThat form of military science that by the employment of devices and/or . [, \0 ]% T) x2 P+ R0 }8 L' b% btechniques has as its objective the impairment of the operational effectiveness of enemy activity. Countermeasure s Rejection o3 R6 Z& G) d4 U& { c(Surveillance) ' P. v+ o! P' J; Z ~$ hImprovement or rejection of an object signal in the presence of countermeasures. 7 C, t3 {. s' L1 tCourse of Action % B `* Z* E# i, e/ z5 G(COA) (1) Any sequence of acts that an individual or unit may follow. (2) A possible , C+ a7 d: l& n8 Q) splan open to an individual or command that would accomplish or is * l8 F0 ~$ \+ n3 z- prelated to the accomplishment of his mission. (3) The scheme adopted to accomplish a job or mission. (4) A line of conduct in an engagement. (5) A plan to accomplish a mission. It describes the execution concept for BMD of North America. It will specify the engagement priorities, : U( k3 p# r+ `5 `4 Y; `) u! [resource allocation and desired results by Area of Operation (AO). ! L6 z; e2 ^7 n* F* S2 r* V4 J(USSPACECOM) (6) The scheme adopted to accomplish a task or 1 G( |+ C1 o" cmission. It is a product of the Joint Operation Planning and Execution + U# x# D6 a9 ^; s5 O' VSystem concept development phase. The supported commander will include a recommended course of action in the commander’s estimate. The recommended course of action will include the concept of operations, evaluation of supportability estimates of supporting - J7 C/ G5 j, M+ |organizations, and an integrated time-phased data base of combat, combat support, and combat service support forces and sustainment. ( {% X6 W' V3 y5 J1 ]+ x- DRefinement of this database will be contingent on the time available for course of action development. When approved, the course of action % o9 o9 }# s1 m2 Ibecomes the basis for the development of an operation plan or e ~! Y( \7 B' U9 F2 ioperation order. 4 @. j: H' U, ~; \Coverage (1) The ground area represented on imagery, photomaps, mosaics, maps, 8 m/ O, H% S8 V8 ]* e+ Pand other geographical presentation systems. (2) Cover or protection, as the coverage of troops by supporting fire. (3) The extent to which ! ?4 g8 N, D. Y: _8 Eintelligence information is available in respect to any specified area of / I8 k1 M/ f" o1 F; U- P; ainterest. (4) The summation of the geographical areas and volumes of 9 `- U z+ d$ L7 }2 d1 X; xaerospace under surveillance. Covert Timing Channel , i9 s+ d+ E, f9 q f, F1 \+ HA covert channel in which one process signals information to another by modulating its own use of system resources in such a way that this manipulation affects the real response time observed by the second process. CP Command Post. / j7 e0 e9 @* R4 }1 W, ]; NCPA (1) Chairman’s Program Assessment. (2) Closest Point of Approach. 9 U* P4 f/ C" T" R/ xCPAF Cost Plus Award Fee. CPAM Chief of Naval Operations Program Assessment Memorandum (Navy) MDA GLOSSARY, VER. 4.0 C 1 L# }) A+ T$ R, H- P. e5 {2 a64 CPAR Cost Performance Assessment Report. 8 K7 ~' j- ?* S8 b8 T" E- RCPAT Critical Process Assessment Tool CPB Charged Particle Beam. CPEV Communications/Processor [Network] Experimental Version. 2 Y+ N/ G! l4 k1 q$ zCPFF Cost Plus Fixed Fee. 5 w3 E" p* x, k0 ?7 Y+ yCPIF Cost Plus Incentive Fee. 3 Q8 F8 X @( X8 G& ^4 L% P% eCPIPT Cost-Performance Integrated Product (Process) Team. ?4 o& J4 _$ N* D! t3 YCPM (1) Critical Path Method. (2) Contractor Performance Measurement. ! ?4 C2 c# c- |" I8 |" |CPP Critical Performance Parameter. ; Z/ ^3 K# Y8 }$ e. ACPR Cost Performance Report. ) q1 L9 h2 b0 L7 WCPR/NC Cost Performance Report/No Criteria (Contract management term). $ _, N% k# z1 I0 Z, xCPS (1) Consolidated Program Summary. (2) Competitive Prototyping Strategy. - y9 W Z. R4 G$ `+ Q+ I(3) Current Program Status. CPU Central Processing Unit (TelComm/Computer term). CPX See Command Post Exercise. CQAE Chief/Contract Quality Assurance Evaluator. CR (1) Computer Resources. (2) Continuing Resolution (US Congress term). @8 L+ Y4 \, o$ oCR-UAV Close Range Unmanned Aerial Vehicle. CRA (1) Coordinating Review Authority. (2) Command Relationships Agreement 9 a( O+ I& W, dCRADA Cooperative Research and Development Agreement. ; G! V: X7 _8 X1 I8 A2 u& pCRAM (1) Control Random Access Memory. (2) Cross-tie Random Access Memory (Computer term). 2 Y. t$ C2 z ]2 T8 M* ?0 q4 bCRB Configuration Review Board. CRC Control and Reporting Center. CRD (1) Capstone Requirements Document. (2) Component Requirements Document. CRDA Cooperative Research and Development Agreement. CRG Communications Relay Groups (PATRIOT). CRI Classification, Recognition and Identification. ( [5 S5 C2 B7 UCRISD Computer Resources Integrated Support Document

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MDA GLOSSARY, VER. 4.0 C 8 i1 Y4 [; [6 \. P65 ; J4 R- h" o! k I VCritical Design Review (CDR) 5 u- ]: }: P5 {A review conducted to determine that the detailed design satisfies the + s ^, D* g, m8 tperformance and engineering requirements of the development specification; to % p- {; w) e- t( b0 Westablish the detailed design compatibility between the item and other items of equipment, facilities, computer programs, and personnel; to assess producibility and risk areas; and to review the preliminary product specifications. Conducted 4 j) j& Q6 a: rduring Phase I, Demonstration and Validation (for prototypes) and Phase II, . U8 I* i- F" p! b$ OEngineering and Manufacturing Development. % ^4 v: H& S8 i" b+ dCritical Information Specific facts about friendly intentions, capabilities, and activities vitally needed * j# v) J* _, I3 I* @$ {! [7 n! zby adversaries for them to plan and act effectively so as to guarantee failure or unacceptable consequences for friendly mission accomplishment. ! s' m9 Y( B$ hCritical Intelligence Parameter 6 y9 |3 d, K/ j8 W5 CA threat capability or threshold established by the program, changes to which ( @7 r: B4 Y1 r6 @ bcould critically impact on the effectiveness and survivability of the proposed 7 {: a' Z; E$ p6 vsystem. Critical Issues Those aspects of a system’s capability, either operational, technical, or other, that must be questioned before a system’s overall suitability can be known, and + c8 T* e- ^8 N' ?& \% Ywhich are of primary importance to the decision authority in reaching a decision 7 D" x i. |) n5 @1 V1 [ dto allow the system to advance into the next phase of design, development, / J2 U9 n% p$ `production, or post-production. 6 C0 I" R6 a) v/ N% k' QCritical Operational 2 I5 W# \& v, o' Y4 V# n% dIssue ' {$ j Y% K# O4 `! N- r# yA key operational effectiveness or operational suitability issue that must be 4 F1 b8 ]) C# c c8 cexamined in operational test and evaluation to determine the system’s capability 0 G$ d' a4 c8 E7 Q% yto perform its mission. A critical operational issue is normally phrased as a / o, h3 c1 n1 L4 U2 Xquestion to be answered in evaluating a system’s operational effectiveness and/or operational suitability. 5 d/ p2 w0 `0 N1 cCritical Path Method 6 {9 i: { D) ^/ _9 q+ `A technique that aids dependency of other activities and the time required to - h2 _6 I' Q( \% r$ Y9 r& J4 icomplete. Activities, which when delayed have an impact on the total project , z! f9 g2 W6 C kschedule, are critical and are said to be on the critical path. % z/ p3 Y2 N! LCritical Risk The existence of a vulnerability that could cause exceptionally grave damage to the viability or the operational effectiveness of the SDS. ! s T* C* {. d$ q2 B& ZCritical Security Risk 7 ]1 ?1 [5 ?' B: T/ R! SThe existence of a security vulnerability that, if exploited by an adversary, could cause exceptionally grave damage to the viability of the BMD or the operational effectiveness of the SDS. Critical risks assume an adversary’s capability to # [" A6 {+ e q1 q" Rcause major system disruption or degradation (e.g., single point failure), 6 v( D+ N7 _5 N' W6 |1 kdestruction of mission-critical components, or usurpation of system functions. Critical Supporting Technology A technology that program management personnel consider a critical part of the , w; h# q; J2 ]7 Lprogram being described. 4 N' l6 \* q! ?% \! XCRLCMP Computer Resources Life-Cycle Management Plan. CRM Computer Resources Management. 0 C, i( X6 i$ v$ fCRMP Computer Resources Management Plan. ^' g/ q; O1 H. H; ^9 aCRO Chemical Release Observation. d9 M: F' g- C1 FCRP (1) Command and Reporting Post. (2) Control and Reporting Point (JFACC 5 |4 H! a7 J; n* i6 Q8 g* ^" jterm.) . k+ v/ s; m8 o8 `: m3 J- ~; |MDA GLOSSARY, VER. 4.0 C . V9 o0 d, [& I$ F66 CRS (1) Computer Resources Support. (2) Congressional Research Service. (3) 8 O- V+ ~& z4 |% K, fContractor Reporting System. * D4 C$ e! v6 kCRT Cathode Ray Tube. CRWG Computer Resource Working Group. ) N; s: ~- H4 K) d+ [Cryocoolers Cryogenic Coolers. Cryogenic Of or related to cryogens (substances which are used to obtain low ! X" o. X7 e# A j+ Ptemperatures). Crypto A designation or marking which identifies classified operational keying material, 7 @0 b" [8 c4 A8 M# b4 ]# Vand which indicates that this material requires special consideration with respect $ b: |2 N( f7 j- w* V) Kto access, storage and handling. l8 N0 x+ W6 hCryptographic System ! c' o. s- {, R tThe documents, devices, equipment, and associated techniques that are used 2 b4 ^. q% O- q& \2 |as a unit to provide a single means of encryption (enciphering or encoding). . o& _& c3 D: z, T/ HCryptology The science that deals with hidden, disguised, or encrypted communications. It , Z' W( o, | p5 t% r: I- B. Y% `includes communications security and communications intelligence. CS (1) OBSOLETE. See Corps SAM. (2) Contracting Specialist. (3) Contract Start. & r2 r, l) k& I: O* L# h( LCS/CSS Combat Support and Combat Service Support (USAF budget term). CSA Chief of Staff of the Army. ) i; v' E- {3 ~0 y) u+ CCSAF Chief of Staff of the Air Force. CSC Computer Software Component. 5 S5 I, w2 g5 e) M) l3 V8 FCSCE OBSOLETE – Conference on Security and Cooperation in Europe. (See OSCE) CSCSC Cost/Schedule Control System Criteria. CSD (1) Constant Speed Drive. (2) Critical System Demonstration. $ h) Z- v; u" Z- [% g! N! H) }CSE Center for Security Evaluations (DCI). CSEDS Combat System Engineering Development Site, supporting the AEGIS Weapon System, located in Cherry Hill, NJ. CSF Consolidated Support Facility, Arlington, VA. 3 W0 h% m3 S$ J4 A* { V+ ~CSI (1) Critical Safety Item. (2) Critical Sustainability Item. CSIP Current Systems Improvement Program. CSIZE Constellation Size. 1 w0 @( f: |5 c3 J9 x9 vCSL Computer Systems Laboratory. CSM (1) Core Support Module (*C2E term). (2) Communications Support Model. 8 s Z: T' k5 L5 y; D7 dCSNI Communications Shared Network Interface (NATO term). % m" L S1 Z' h- q( a! IMDA GLOSSARY, VER. 4.0 C 3 f$ C' |% H8 c+ O( q5 S67 CSO Closely Spaced Objects. # e% z' v9 T# x$ U" L3 y8 ~CSOC See Consolidated Space Operations Center. : O$ }& V4 m+ W2 iCSOM Computer System Operator’s Manual CSOSS Combat System Operational System Sequencing # z, R3 W. y* q& l( @CSP Communications Support Processor (numerous locations, including USAF Air Development Center, Rome, NY term). CSRD Computer System Requirements Document. 7 L4 d( k0 `* VCSS (1) Cooperating Space System. (2) Communications System Segment. (3) Contractor Support Services. (4) Common Sharing System. (5) Communications Support System (Navy term). (6) Common Support System. (7) Combat Service 6 p- H# {) l6 F* z9 r. eSupport. 7 f- N! n$ h, W" \- VCSSCS Combat Service Support Control System (USA term). CSSPAB Computer System Security and Privacy Advisory Board. + R2 u0 i( D9 V8 Y1 O( y, MCSSO Computer Systems Security Officer. 6 g# v6 f- ~0 y! CCSSTSS Combat Service Support Training Simulation System (US Army term). CSTC Consolidated Space Test Center. , E5 D5 F8 A1 o! @" ?- ^ l; GCSTI Civil Space Technology Initiative. CSU (1) Computer Software Unit. (2) Communications System Utilization. CSUR Communications System Utilization Report. CT (1) Counter-terrorism. (2) Communications Terminal. (3) Control Telemetry. (4) Cryptologic Technician (Navy occupation specialty). CTACS Contingency Theater Air Control System (JFACC term). CTAPS Contingency Theater Automated Planning System (USAF). 5 o, {6 |+ a! N9 ^5 D( Z* ECTB (1) Communications Test Bed. (2) Comprehensive Test Ban [Treaty term]. 0 d) Z9 d# b4 }/ P2 ?2 G$ UCTBM Conventionally-0armed TBM. CTC Combat Training Center, Ft. Leavenworth, KS. CTCC Critical Technology Coordinating Committee. CTD Communications Test Driver. ; c9 A& t. ~, j7 o8 SCTE (1) Center for Test and Evaluation (JIEO term) (2) Common Test Environment. / [3 ]1 ]2 V3 p, V0 ?. H2 A) ~" ?/ wCTEIP Central Test and Evaluation Investment Program. A DoD program for centrally 0 a0 c0 X, U2 a. ^1 Mfunding selected test investments proposed by the Services and Defense . O6 l5 ?% b" n% a$ R. D$ m6 [Agencies (including MDA).

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MDA GLOSSARY, VER. 4.0 C 68 CTF Controlled Test Flights. s$ V$ a) d- Q' l- SCTI Concept Technology Insertion. CTN CALS Test Network. 1 x3 i, z" f/ f+ K" fCTOC Corps Tactical Operations Center. CTOL Conventional Takeoff/Landing aircraft. + G2 T- w) f$ ?9 O" U& D/ n! y- fCTP (1) Critical Technical Parameters. " N9 J6 @. k3 r(2) Communication Tasking Plan. 5 t$ }# ^6 h% K" _ N+ f8 {* v3 I(3) Consolidated Targets Program. CTPE Central Tactical Processing Element. CTPP Consolidated Targets Program Plan. 2 A, N Q- U7 T" VCTR Cooperative Threat Reduction (Treaty negotiation term). CTRS Centers CTS (1) Clear To Send (TelComm/Computer term). (2) Contact Test Set (USA IFTE term). CTSS Computer and Telecommunications Staff. ! d' |% {! A0 o4 |CTT Commander’s Tactical Terminal (US Army). 3 O0 U( R: K( sCTT-H/R Commander’s Tactical Terminal –Hybrid Receiver (USA term). 0 L6 J3 ] S) I' \4 ]' l6 ]1 G7 ]CTV Control Test Vehicle(s). CUDIXS Common User Digital Information Exchange System. Cued Operation The directing of one sensor based upon the data received from another sensor. Cueing Command The command within a tactic, which specifies the sensor element’s coverage volume. $ C0 k$ a i! G) i" w% UCueing Data Cueing data is a subset of object tracks within a sensor element’s coverage volume. " I$ ?% w* a: c, ?( w* LCV (1) Carrier Vehicle. (2) USN Aircraft Carrier. (3) Curriculum Vitae. CV/BM Carrier Vehicle/Battle Management. CVBG USN aircraft carrier battle group. 9 `' p4 d [* m) q5 \3 R5 K7 z8 }CVHG Carrier, Aircraft (V/STOL), Guided missile. CVISC Combat Visual Information Support Center. CVL Copper Vapor Lasers. CVN USN nuclear powered aircraft carrier. MDA GLOSSARY, VER. 4.0 C 69 ; O7 a/ A9 X% `& m- v2 o1 HCW (1) Continuous Wave. (2) Chemical Weapon/Warfare. (3) Carrier Wave. CWAR Continuous Wave Acquisition Cycle (Hawk). CWBS Contract Work Breakdown Structure. : f9 q2 G' ^. H% _; C; F* aCWDD Continuous Wave Deuterium Demonstrator. CWIPT Cost Working group integrated Product Team. D# Y1 U! d( eCY Calendar Year. 7 j# e0 k" P; F* [) HMDA GLOSSARY, VER. 4.0 D 71 # v3 C! K5 Z# k9 C& L8 bD Deuterium 2 i0 c% }" ]# j/ N" g. fD Spec Process specification. D Star Measure of infrared sensor sensitivity. D&D Design and Development # {4 b$ m$ O ?6 d3 oD&T Detection and Tracking. D-IFOG Depolarized-Interferometric Fiber Optic Gyro. 5 ^8 b+ f. `$ V0 n: Y' Y/ }D-Level Depot Level (ILS term). D/A Digital-to-Analog D/V Demonstration and Validation. D2 Projective (interceptor) in the Hyper-Velocity Gun program. ( p# _7 C8 L# A7 n3 z) aDA (1) Department of the Army. (2) Department of Administration. (3) Decision Analysis. (4) Developing Agency/Activity. * `. f: r2 Z2 d& b( D# D4 L$ R4 A(5) Data Administrator. (6) Direct Action. 3 z: j$ M- b4 R/ a' I- J(7) Data Adapter. DAA Designated Approval Authority (DD 5000 term). DAASAT Direct Ascent Anti-Satellite. 6 d6 }2 T2 X2 n2 T f( _DAB See Defense Acquisition Board. DAC (1) Days After Contract [Award]. (2) Department of the Army Civilian. (3) Directed Attack Characterization. (4) Deploy ACCS Component. (5) Digital-to-Analog Converter. DACS Divert and Attitude Control System. DAD Defense Acquisition Deskbook. # I6 E" ^& H- S: O& K/ [DADS Distributed Air Defense Study (1993). DAE Defense Acquisition Executive. " x/ o: p% A( b, p) \( SDAES Defense Acquisition Executive Summary. DAGGR Depressed Altitude Guided Gun Round. $ b) O% B6 s5 O3 F: Y# aDAHQ Department of the Army Headquarters. DAI Damage Assessment Indicator (targets). 4 l. T2 {& d2 r& C" B( v2 ~' CDAL Defended Asset List. MDA GLOSSARY, VER. 4.0 D 5 O2 {) r- l8 |72 ( \3 Y+ V; W& X% t$ k4 `/ MDAMA Demand Assigned Multiple Access. DANASAT Direct Ascent Nuclear Anti-Satellite. DAPR Director’s Annual Program Review (SDIO term) DARO Defense Aeronautical Reconnaissance Office (OSD). # v4 e6 o/ T' o4 |DARP Defense Aeronautical Reconnaissance Program. DARPA Defense Advanced Research Projects Agency. See ARPA. 4 e* _ [. `- Z) `# q" GDART OBSOLETE. Defense Acquisition Review Team. DASA German Aerospace. Member of the MEADS Program Team. DASC Deep Air Support Center (JFACC term). DASD OBSOLETE. Deputy Assistant Secretary of Defense. 9 [- p. Y9 W4 ?9 p) [0 S ADASD (C3) Deputy/Assistant Secretary of Defense (C3) : ^+ X, L3 A4 R* aDASO Demonstration and Shakedown Operation. Data Integrity The state that exists when computerized data is the same as that in the source 3 [, g2 H$ S9 a, ddocuments and has not been exposed to accidental or malicious alteration or destruction. Datalink (1) The means of connecting one location to another for the purpose of / P: `9 n& W4 ]& L- m! ^) \transmitting and receiving data. + `2 x3 L! m6 @% \(2) A particular path between two nodes over which data is transmitted. It ! U; {6 ^$ H: k2 uincludes not only the transmission medium, but also digital to analog converters, modems, transmission equipment, antennas, etc., associated with this path. In the SDS backbone network, it was a path between two SDS elements. In space these datalinks were microwave or laser. On 9 }* {% k9 l7 ?+ f7 b# n' }6 cthe ground, they could have been wire line, microwave, or optical fiber. DAU Defense Acquisition University, Ft. Belvoir, VA. DAVID Development of Advanced Very long wavelength Infrared Detector (USAF Phillips Lab term). $ X2 }( y G9 p3 W5 U! UDAWS Defense Automated Warning System. : }- \+ x9 r9 cDazzling The temporary blinding of a sensor by overloading it with an intense signal of * L3 l1 O! g0 _1 j' Relectromagnetic radiation (e.g., from a laser or a nuclear explosion). DB Bata Base l8 ~1 ]: V: b0 {5 [. L' Y" fDBME Database Management Environment (Computer term). DBMS Database Management System. % T) r( ^5 @" o% _* N8 CDBOF Defense Business Operations Fund. ( K1 V7 _/ ~+ K. O0 Q3 hDBS Direct Broadcast Satellite.

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MDA GLOSSARY, VER. 4.0 D 6 K) o; Q! C+ Q9 R( ?( q! n1 u73 9 t3 }8 B, k' E( O% H8 ODbsm Decibels per square meter. / ~( U2 W2 B9 x5 Y0 }DBSM Database System Management. DC (1) Disarmament Commission. (2) Direct Current. DC-X Delta Clipper Experiment. DCA (1) Defensive Counter Air. (2) OBSOLETE. Defense Communications Agency. (Now known as Defense Information Systems Agency (DISA)). DCAA Defense Contract Audit Agency. 3 n6 m# k+ ]. C/ \1 JDCAS Defense Contract Administrative Services. DCCO Defense Commercial Communications Office (of DISA). DCDS Distributed Computer Design/Development System. DCE (1) Data Communications Equipment (TelComm/Computer term). (2) Distributed Computer Environment. + x8 p( E: F/ e( i' P/ T6 iDCEC Defense Communications Electronics Command. DCI (1) Director of Central Intelligence. (2) Dual Channel Interchange. DCINC Deputy Commander-in-Chief. . s7 o$ M8 {7 G+ \DCM Defensive Counter Measures. DCMC Defense Contract Management Command 3 ~/ `+ Q( G' r% W6 BDCN Document Change Notice. 8 K$ B- i; D, FDCO Director of Combat Operations (JFACC term). DCP (1) Decision Coordination Paper (see ADM). 9 k) `% h' z" s& G% Q2 F+ X. t(2) Director of Combat Plans (JFACC term). DCPG Digital Clock Pulse Generator. DCS Deputy Chief of Staff. DCSOPS Deputy Chief of Staff for Operations and Plans (Army). DCT Digital Communications Terminal DCTN Defense Commercial Telecommunications Network. DD Variation of DoD. 1 g' M% y; t1 u5 P# W" j+ ]6 F) yDDCI Deputy Director of Central Intelligence. & r0 t+ W7 b, W0 Q' eDDEL Dwight David Eisenhower Library, Abilene, KN (army term). DDG USN guided missile destroyer. 9 d' V6 D2 z1 s7 IMDA GLOSSARY, VER. 4.0 D 74 DDL Disclosure authority letter. DDN Defense Data Network. & O8 s# c P4 e/ N9 g1 bDDR&E Director, Defense Research and Engineering. ' w& z$ d# X5 T, h7 f. `0 hDDDR&E Deputy Director, Defense Research and Engineering. ! Z y3 h6 e" S9 l8 c! ~) sDDS Data phone Digital Service (AT&T service) (Telecomm/Computer term). ! M B- \" _( d6 O5 |/ xDE (1) See Directed Energy. (2) Delay Equalizer. DEBRA Debris, Radiance Model. Decentralized 9 Y( O, y8 p# X' d7 C; |Control In air defense, the normal mode whereby a higher echelon monitors unit actions, - c/ L7 F2 N0 H' B. b& [0 F: dmaking direct target assignments to units only when necessary to ensure proper fire distribution or to prevent engagement of friendly aircraft. Decentralized ' \8 g. x5 T9 v% Q- Q% L# @Execution The distributed and integrated implementation of USCINCSPACE direction by , Y5 o6 ?7 {& Q7 U. [. w, Fthe BMD forces. (AFSPACECOM) 8 T7 o" C; T# V1 [5 YDecommissionin g 4 R3 N" z1 s9 R4 k# IThe removal or the rendering useless of obsolete or no longer needed components of the BMD system from service. Decrement A directed funding level reduction for an acquisition program. 5 J; n1 r/ ^- ^0 v3 iDED Data Element Definition (Computer term). # b( R& m/ `; p; {; k8 T% HDedicated Mode of Operation (ADP Security) : b5 r6 E3 h; B7 L) r5 H8 Y; [* `A mode of operation where all users of the AIS possess the required personnel + h5 M I5 h8 p7 _+ o& Y4 x V6 ~security clearance or authorization, formal access approval (if required), and a Need-to-Know for all data included in the AIS. + s ~( ~2 P3 e! ]; V8 {* Z2 ^Deep Space (DS) The region of outer space at altitudes greater than 3,000 nautical miles (about ! D, j' u! y0 M0 _% g% ]+ C# w5,600 kilometers) above the earth’s surface. T! N2 e, K9 y' q) [Def Definition. DEF (1) Defense. (2) Demilitarization Enterprise Fund. DEFCON Defense Readiness Conditions. ) Q2 |2 F6 Z, o6 F9 rDefended area , o- w u/ j; D3 U3 E, R. ~coverage : s& S) B5 E# Z6 H- ~Defended Asset List (DAL) The geographical region that the BMDS can protect from ballistic missile attacks h: w' W! h8 N6 M! s3 ?6 Bwith a specified level of probability of negation. May be specified for a particular threat type, launch point(s), launch regions, raid size, etc. A ranked listing of facilities, forces, and national political items that require + ^0 B, C5 n4 d$ l" z! `$ C7 p+ b5 Xprotection from attack or hostile surveillance. The list is compiled from Federal 5 `. o) q1 q) \* D8 tdepartments and agencies, Unified and Specified Commands, and the Armed Services to ensure National Security Emergency Preparedness functions. MDA GLOSSARY, VER. 4.0 D 0 Q: a z; ~" o* w+ J- P75 - r$ F# x% p1 K0 uDefense Acquisition % ]- G& I3 J4 E+ b2 _Board (DAB) The senior DoD acquisition review board chaired by the Under Secretary of Defense for Acquisition. The Vice Chairman of the Joint Chiefs of Staff is the 2 ], o% @) a4 s- Y% C! W) fVice-Chair. Other members of the Board are the Deputy Under Secretary of # o2 s3 {1 ?' ^5 g; @Defense for Acquisition and Technology, Service Acquisition Executives of the Army, Navy, and Air Force; the Director of Defense Research and Engineering; the Assistant Secretary of Defense for Program Analysis and Evaluation; the Comptroller of the Department of Defense; the Director of Operational Test and Evaluation; the appropriate Defense Acquisition Board Committee Chair; and the 2 \. t; J7 R$ \) M" qDefense Acquisition Board Executive Secretary. Other persons may attend at the invitation of the Chair. (See DoD Directive 5000.49, “Defense Acquisition ( v3 W! V M) Y' ~Board.”) Defense Acquisition # o/ |6 R! R' n8 m% |+ R1 p; DBoard Committee Advisory review groups subordinate to the Defense Acquisition Board. The Under Secretary of Defense for Acquisition determines the number of " |$ O9 I) b2 F8 o, e0 ^$ A' W: Q- ECommittees. The purpose of the Committee is to review DoD Component programs prior to a Defense Acquisition Board review in order to make an $ }3 U: w7 f- ^& U4 Hindependent assessment and recommendation to the Board regarding the 9 W& L) q& ^0 Y' k* pprogram. (See DoD Directive 5000.49, “Defense Acquisition Board.”)

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Defense $ l( R' o$ m& ?# r9 v1 G3 ZAcquisition 7 x+ a1 I3 y2 A$ b! w, g3 b" jExecutive (DAE) The principal advisor to the Secretary of Defense on all matters pertaining to the 2 i$ } H9 O: J( P5 UDepartment of Defense Acquisition System. The USD (A) is the DAE and the % A- r$ ?, \) i7 n" f" M$ \Defense Procurement Executive (DoD Directive 5134.1). Defense 0 c' M) y; S: `: t( pAcquisition ( d( {# v" ^! {% {- UExecutive $ `6 m! w& e/ I) u6 q% wSummary (DAES) 9 N* P' ]0 O+ P5 {0 O' Y+ SThe DAE’s principal mechanism for tracking programs between milestone reviews. Includes programs subject to the Selected Acquisition Report (SAR), 4 R; T9 g0 ]* }5 V9 W Y& U! Hand any non-SAR programs subject to review by the Defense Acquisition Board. Defense 5 Z! K& K* {% E& F6 REmployment 5 o: z+ s9 j8 O# n0 GOption (DEO) Engagement strategy provided to USSPACECOM component forces to achieve specific military objectives against a ballistic missile attack. It defines hostile target priorities, provides assets to defend, and allocates SDS resources to be 1 f1 X" `) _. h6 I4 n/ w- Hemployed. A number of DEOs may reside in a particular Preplanned Response Option (PRO). However, default DEOs (those believed to be best suited to counter the threat initially) will be automatically processed and executed when ; } U1 \5 {4 kDefense Activation Authority (DAA) is given by USCINCSPACE. Defense ; ~8 j6 w% b8 t0 REnterprise ! y+ [+ `+ r! w6 jProgram (DEP) 8 d+ d! l5 y3 e: WAn Acquisition program designed to streamline the acquisition process by waiver 4 Q9 H6 l- R9 Y& |: N/ |/ ^6 Iof selected regulatory requirements. + J; `: v8 [( k( a' z2 [Defense In-Depth Locating mutually supportive defense positions in such a manner as to absorb 8 w. \+ {, x/ {* Aand progressively weaken an attack, prevent initial observations of the entire position by the enemy, and allow the commander to maneuver his reserve. Defense b% l: f$ x$ ?- ]" c; CMeteorological Satellite Program ! E# D! f) k; ? w4 `/ V" D(DMSP) Satellites designed to meet unique military requirements for weather information. Used to detect and observe developing cloud patterns and follow existing weather systems. Visible and infrared imagery are used to form threedimensional cloud-plural analyses of various weather conditions. : A! s" z5 ?; Y4 a. o8 @Defense Planning , E$ c2 B$ i2 [) m9 o( j, xand Resources 1 J9 j) k6 [0 T, g! Q4 VBoard (DPRB) A board, chaired by the Deputy Secretary of Defense, established to facilitate $ g8 A$ H3 X. _) Ddecision making during all phases of the planning, programming, and budgeting ! k2 q' O# W1 ?2 R: R* H! msystem process. Board members include the Secretaries of the Military 3 k: R0 ?" o, h* C) pDepartments, the Chairman of the Joint Chiefs of Staff, the Under Secretaries of ^" k* p$ T) M. CDefense for Acquisition and Technology, and Policy, the Assistant Secretary of Defense for Program Analysis and Evaluation, and the Comptroller of the 5 }5 F1 m1 x: j1 o QDepartment of Defense. : z- f% X, ], R. u MMDA GLOSSARY, VER. 4.0 D 76 7 A$ T4 W# b7 \) w5 }$ SDefense Planning 1 O( ^# j* f* {4 g8 [+ uGuidance (DPG) k/ S2 ]/ z; J' d3 G' C! D! PDocument issued by SECDEF to DoD components providing strategic framework , E, l: f& F7 afor developing the Service POMs. Result of planning effort by Joint Staff, OSD, " [( M+ W& a. \+ R4 s( X0 pand Services. In connection with two-year budget process, DPG is issued every ' _. L8 }4 ?. H C0 m3 i$ @other (even) year. 5 B6 }0 E7 p* p" G# pDefense Priority and Allocation System (DPAS) ) l4 C+ I W+ O- GThe implementation of a statutory requirement where contracts in support of national defense must be accepted and performed on a priority basis over all other contracts, and which requires the allocation of materials and facilities in 9 v2 }& H9 O; N+ Tsuch a manner as to promote the national defense. See “DO” and “DX.” , S: O- g8 P# U& MDefense Readiness Conditions (DEFCON) A uniform system of progressive alert postures for use between the Chairman of 5 s( b- e9 n' ]6 T& E u1 J5 r0 Kthe Joint Chiefs of Staff and the commanders of unified and specified commands % } \4 Q2 L8 L' G/ mand for use by the Services. Defense readiness conditions are graduated to , V+ t8 b" X, `- A. t3 @! U: w/ umatch situations of varying military severity (status of alert). Defense Readiness 2 K% N; L+ C9 X) r. A6 a TConditions are identified by the short title DEFCON (5), (4), (3), (2), and (1), as appropriate. 1 [7 i: h5 b3 i& A+ TDefense Satellite Communications ! ^- b8 Q4 x- `9 N! D6 V% ^+ x" G1 ~Systems (DSCS) Advanced communications satellites in synchronous orbit around the earth. 9 c' `. o7 m9 h! u) FProvides high-capacity, super high-frequency (SHF) secure voice and data links & |* s4 H# X5 M9 e+ Sfor the Worldwide Military Command and Control System (WWMCCS). They support terminal deployments for contingencies; restoration of disrupted service ' _5 q% l7 r2 _( I/ I9 A! v, yoverseas; presidential travel; global connectivity for the Diplomatic Telecommunications Services; and transmission to the continental United States " v8 Y, H3 }# A; Tof some surveillance, intelligence, and early warning data. Defense Satellite (DSAT) Weapon 4 {$ A. S- }+ R1 I3 \A device that is intended to defend satellites by destroying attacking ASAT weapons. Defense Support Program (DSP) A system of satellites in geo-stationary orbits, fixed and mobile ground processing stations, one multi-purpose facility, and a ground communications 7 P+ F1 C6 `% W* b! [6 d% l9 dnetwork (GCN). DSP’s primary mission is to provide tactical warning and limited % M f3 E U s6 Rattack assessment of a ballistic missile attack. 6 s/ `: O" v9 \3 O$ \& WDefense " R% p# j4 r# K5 ^ u1 L- BSuppression Temporary or transient degradation of the performance of a defensive system below the level needed to fulfill its mission objectives, by an opposing force. , D0 w9 E8 x- r3 d* j(USSPACECOM) * L3 a4 ^5 ` b* g& m' s! dDefense Tier The arranging of a defensive system to correlate with the phases of a ballistic # j/ k# W6 y7 c& J4 m' Bmissile trajectory; i.e., boost, post-boost, midcourse, and terminal. ; D! x( [: M$ z; h9 LDefensive Counter 3 K7 |8 q- ?/ N- wMeasures (DCM) 9 k, N3 V7 c8 ^Actions taken to eliminate an ASAT attack. Defensive Technologies Study Team (DTST) $ u# ]7 u6 k( x+ U5 S' P6 ?3 } MA committee, generally known as the “Fletcher Panel” after its Chairman, appointed by (former) President Reagan to investigate the technologies of . D5 g! R5 ?6 I" b) x7 wpotential BMD systems. , h8 }' c9 w g2 w2 J' zDEFSMAC Defense Special Missiles and Astronautics Center, Ft. Meade, MD. 2 a9 _3 ? i2 B2 E% r; O% v' T3 ^DEIS Defense Enterprise Integration Services (ex-DTIS). DEL Delivery. 8 ~$ [0 b$ l6 F; J& R( e9 iDelivery Error The inaccuracy associated with a given weapon system resulting in a dispersion of shots about the aiming point. See also Circular Error Probable. - }1 q( K. [9 {0 ]) I5 ?2 DMDA GLOSSARY, VER. 4.0 D 77 : `8 { a9 ^5 ^$ e% F; L4 UDelta-V A numerical index of the maneuverability of a satellite or rocket. It is the " {3 m2 H h# o$ F, t' m0 ]maximum change in velocity, which a spacecraft could achieve in the absence of ; h: p0 U! L' Q6 r# e2 s4 ]a gravitational field. Dem/Val OBSOLETE. Demonstration and Validation (DD 5000 term). # L$ C7 V$ i! ?+ n' gDemise Altitude Altitude at which object of interest (decoy, chaff, etc.) no longer performs its desired function (matching RV characteristics, screening RV, etc.) DEMO Demonstration. Demonstration and Validation + I9 Y) k/ s; q' T(Dem/Val) ; I" d2 i. t7 Y" _1 ~" fThe acquisition phase when major program characteristics and product designs are refined through extensive study and analysis, hardware development, test, . D: _; e, i5 x3 ^/ Y k- L+ t, aand evaluations. The objective is to validate the choice of alternatives and to - q' W0 t+ Q& x6 i" tprovide the basis for determining whether or not to proceed into Engineering and * s; i' H9 m3 n5 K+ a* mManufacturing Development (EMD). Denial Measure An action to hinder or deny the enemy the use of space, personnel, or facilities. It may include destruction, removal, contamination, or erection of obstructions. DEO Defense Employment Option. Department of Defense 4 P4 b4 e3 n: h* T# E; EAcquisition * [$ Y& B3 ~ a, G) V5 MSystem H0 T f% f" t9 t& `A single uniform system whereby all equipment, facilities, and services are # j! M& x) v4 y5 r+ U# D- aplanned, designed, developed, acquired, maintained, and disposed of within the 7 u9 s+ }4 k' h4 g* j2 k+ B- z- @Department of Defense. The system encompasses establishing and enforcing policies and practices that govern acquisitions, to include documenting mission , @& c0 B, S$ {3 F* lneeds and establishing performance goals and baselines; determining and prioritizing resource requirements for acquisition programs; planning and executing acquisition programs; directing and controlling the acquisition review process; developing and assessing logistics implications; contracting; monitoring the execution status of approved programs; and reporting to Congress. (See 3 @8 w; U% \& G2 u L. ZDoD Directive 5134.1, “Under Secretary of Defense (Acquisition).”) / o" v$ U8 |6 t Y) bDeployment (1) The placement of force elements in battle positions to obtain a higher state of readiness. ( z. v' p1 V6 S2 B4 b6 W/ U0 V(2) The movement required to place force elements in battle positions. (3) Fielding the weapons system by placing it into operational use with units + q k+ ?1 z2 E7 x' ^in the field/fleet. (4) To arrange, place, or move strategically. Deployment & F+ z3 N2 e9 V( z7 |2 dPlanning (1) The development and maintenance of plans required to initially deploy, 0 U/ k& V6 y8 h' i8 @$ f6 L+ Xmaintain, and evolve the operational system in accordance with # d; e8 Y$ k& i+ lschedules and priorities. It includes factors such as launch facility availability and planning for the availability of other required elements 8 V6 C- h; V) w9 x Vsuch as trained personnel or units. In addition, it identifies the impact of deployment on operational readiness and any testing constraints associated with deployment. (2) Encompasses all activities from origin or home station through ' e# h# T" s& sdestination, specifically including intra-continental United States, intertheater, and intra-theater movement legs, staging areas, and holding 9 l) J. E* a" s; g/ z: J5 |areas.

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Deployment Testing The testing and/or simulation of system assets in the physical and operational environment in which they are expected to perform. 7 r/ x+ J" N+ e6 q9 g2 A' C# dDepOpsDep Service Deputy Operations Deputies. MDA GLOSSARY, VER. 4.0 D 3 \& \" o1 f- g8 @) \78 Depressed 0 r" @7 K: w: X3 n9 ]% m* RTrajectory Trajectory with an apogee below that of the minimum-energy trajectory. DEPSCoR Defense Experimental Program to Stimulate Competitive Research. - @+ A9 {6 M* ?6 n& A5 I8 mDEPSECDEF Deputy Secretary of Defense. DeSecState Deputy Secretary of State. ' u* E4 x# E+ c: A; rDERA Defense Evaluation and Research Agency. Consolidated research and development resources of the U.K. Ministry Defence. Headquartered in Farnborough, England. Derivative Classification A determination that information is in substance the same as information , e2 J2 n5 a% C' `+ r3 }: hcurrently classified and the application of the same classification marking. ; R5 M$ W( D8 h; ~- zDES Data Encryption Standard. DESC Defense Electronics Supply Center (DLA term). 6 Z3 ?2 a5 Y9 S0 s& JDesign Constraints Boundary conditions within which the developer must remain while allocating 8 y5 t* G, @' f. ]performance requirements and/or synthesizing system elements. ' M% K9 ?- s, Q9 Z* ?Design . K3 v* r; O9 |6 Q) _" y8 oParameters Qualitative, quantitative, physical, and functional value characteristics that are 0 P0 Z0 @4 S* g8 Ninputs to the design process, for use in design tradeoffs, risk analyses, and ( U* V( i- l6 X' d- ?, B$ Jdevelopment of a system that is responsive to system requirements. Design Phase A period of time in the software life cycle during which the designs for , p- r7 I R+ v5 G2 Iarchitecture, software components, interfaces, and data are created, 9 h. s5 D7 d0 _ y0 Y1 v* ]- ydocumented, and verified to satisfy requirements. Design-to-Cost (DTC) Goal Management concept wherein rigorous cost goals are established during " k, D& X% z8 t; {development, and the control of systems costs (acquisition, operating, and ' {0 W, d- O& f( G- B' [support) to these goals is achieved by practical tradeoffs between operational capability, performance, costs, and schedule. Cost, as a key design parameter, 9 Q% `( b0 g0 R. v" f% Mis addressed on a continuing basis and as an inherent part of the development 0 @' s# u% a. Hand production process. A DTC goal should be in the form of average unit flyaway cost. Also, DTC parameters for operation and support will be selected—parameters that are design-controllable, significantly affect O&S costs, " {1 b2 p/ ^+ \ W: c8 s5 Gand can be measured during test and evaluation. Parameters may be ' M5 Y& V! x$ h* U {/ }& l5 J* T0 nexpressed in dollars or by other measurable factors, e.g., manpower, reliability, or ; y7 r! \0 P# H& N6 Z) \maintainability. Firm goals and thresholds will be established no later than entry into EMD (Milestone II). This is an in-house goal, almost contractual in nature, 0 Q" G; r. K& o+ V( D% Kbetween the PM (Service) and the SECDEF. Allocations from this goal will become the contractual DTC goals for contractors supporting the program. 8 ?% b* ^! L: E' b( R: cDet Detachment. : n9 Y5 E$ P8 B& R4 d" B! }8 j# xDETEC Defense Technology Evaluation Code. ! S" c$ C+ m' a0 P6 A6 xDetector A passive IR, visible, UV detector turns photons into an electrical signal. The 6 G% a g' ?8 p8 }* ZIFOV of the detector is its solid angular sub-tense. There is sometimes 4 V& t: A7 W8 Y$ zconfusion between the detector sub-tense (size) and the pixel (picture element size). They are the same for a staring sensor, but in a scanner it depends on the array offset and number of samples per dwell. A pixel area is often only onesixth or one-eighth of a detector angular area. MDA GLOSSARY, VER. 4.0 D 79 + _+ q& k1 A" I5 V1 B- |DEV ENV Development Environment. Development Test (DT) ' M d' N6 U7 r' z' a$ T/ z" aTest conducted by the development test organization to achieve specified test 7 [2 ~4 `( C/ I3 ?: ]& {objectives. It may be a complete test, a subtest, or a phase of a test. 7 v* f3 _! t' {* r4 J4 e: Z% ?Development Test I (DT I) + g7 h9 F7 x+ S) Q# }4 C, {A series of tests conducted during the demonstration and validation phase. Components, subsystems, or the total (or full) system are examined to determine whether the system is ready for EMD. State-of-the-art technology is addressed " u' D+ H" Y+ N8 w: m, |; q: {8 Gin DT I. 2 R$ e( k" i- I' oDevelopment Test II (DT II) ! _5 ~( @% V) Q" U: X) b6 BA series of tests, normally during EMD, which provide the technical data ' Z; L# b- m4 [necessary to assess whether the system is ready for low-rate initial or full ) O$ a3 o7 K" u ^- ~production. It measures the technical performance and safety characteristics of % e5 _) F. p4 l# l2 E* _the item and evaluates its associated tools, test equipment, training package, $ T+ N, K7 |$ wand maintenance test package as described in the development plan. DT II addresses accomplishment of engineering design goals and the fulfillment of + }7 D, ` V) _% M5 ~3 D4 |contract specifications. Development 2 J" }3 W! c' C7 j# `3 p) D4 STest III (DT III) " f: ` z+ g. z' m8 p( I* y0 L3 i2 e; f3 YTests conducted during production. Development Test and Evaluation (DT&E) ! j w0 i1 x+ d4 `( OTest and evaluation conducted to measure progress, usually of & _* o1 f$ }5 Ucomponent/subsystems, and the proofing of manufacturing processes and controls and to assist the engineering design and development process and verify attainment of technical performance specifications and objectives. Usually 1 {2 J% D/ }2 y+ b9 r' Pconducted under controlled or laboratory conditions. Can be conducted before 3 l; f! d6 F: S2 x2 }or after production begins. , d; d* _6 D5 M9 N$ Y- }Development Test (DT) - N7 N) n# P, q) ~8 R2 LTest conducted by the development test organization to achieve specified test objectives. It may be a complete test, a subtest, or a phase of a test. Deviation Criteria Limits established beyond which a Program Manager may not trade-off cost, schedule, or performance without authorization from the milestone decision * R- w4 s- s7 }' Aauthority. Acquisition Program Baseline (APB) thresholds represent these parameters. # E, X+ x) t* H4 S; M xDevolution of Command Minimal essential operational capability to perform C2 provided in an orderly and ! O4 k8 v% }% a5 _) q% s6 h$ q0 stimely fashion to a duly authorized successor. DEW (1) Directed Energy Weapon. (2) Directed Energy Warfare. DEW/D Directed Energy Weapon/Discrimination. R9 B$ I5 d! t. t8 j& l# H' XDEWG, O Directed Energy Weapon Ground, Orbital DEWL Directed Energy Weapon, Laser (thermal or impulse). : B$ Q; E- {. S0 nDEWP Directed Energy Weapon, Particle Beam (neutral or charged). [4 x' a3 N# d+ a& z. G2 _DF-KBS Data Fusion Knowledge Based System. * }4 L8 X8 u7 U' \0 k* tDF2 Deuterium Fluoride. 0 b! e1 w2 {- r8 W( l2 P. ZDFAR Defense Federal Acquisition Regulation ' }0 d R- T0 R0 yDFARS Defense Federal Acquisition Regulation Supplement. MDA GLOSSARY, VER. 4.0 D : K% @6 E4 C: w+ ?80 9 F% \; |& _# f, ~+ {7 [3 WDFAS Defense Financing and Accounting Service. 5 |! r6 F3 a. A( j- S+ S- ?DG OBSOLETE. Defense Guidance. See Defense Planning Guidance. 1 ~; f3 g3 _. FDGA Director General of Armaments (France). - R, R6 }- y8 [6 U7 c9 }* ^6 b: IDGP Defense Group on Proliferation. DI (1) Data Item. (2) Developmental Item. DIA Defense Intelligence Agency. DIAC Defense Intelligence Analysis Center. DIAM Defense Intelligence Agency Manual Diameter (Optics) The unit of measure of the light gathering power of a lens. DICE Digital Integrated Combat Evaluator. , U' W4 P* C( ]. yDID Data Item Description. 9 N5 b" u( g5 R3 @Diffraction The spreading out of electromagnetic radiation as it leaves an aperture. The angle of spread, which cannot be eliminated by focusing, is proportional to the ratio of the wavelength of radiation to the diameter of the aperture. Digital Processing The most familiar type of computing, in which problems are solved through the mathematical manipulation of streams of bits. + b, J I- y H+ W8 s1 V4 xDII Defense Information Infrastructure + a% H' k/ o$ \! s" w) XDip A period of significantly decreased RCS signatures of an RV at low altitude (6 to 12 km) between wake termination and de-sheathing. 4 R' n$ j# t$ V, Q# d3 g1 e% M. HDIPS Dynamic Isotope Power System (which provides up to 10 kW of power). " F; l: i. C1 V; x, }* Q( ?: ^1 L4 NDIR Director. 6 o9 z8 z! r) ^/ BDirect Air Support Center & o9 y/ ^( u/ y9 g' b" ZA subordinate operational component of a tactical air control system designed ) t' k7 Y5 P' |+ qfor control and direction of close air support and other tactical air support operations, and normally collocated with fire support coordination elements. 8 p) f/ ]" L* c) p. ODirect Cost Any cost that is specifically identified with a particular final cost objective. Is not necessarily limited to items that are incorporated into the end product as labor or material. - x! N' J6 c: N7 J: I% G2 KDirect Labor Labor specifically identified with a particular final cost objective. Manufacturing . {4 v/ O/ U/ V! J0 sdirect labor includes fabrication, assembly, inspection and test for constructing the end product. Engineering direct labor consists of engineering labor such as 4 ]" z0 S% p% Q$ |4 `* F5 vreliability, quality assurance, test, design, etc., that is readily identified with the - a" Y. v4 e* B! P/ B$ p( oend product. 8 A c( p& `+ Q& i; qDirected Energy (DE) , a3 Q( h* F: f$ A6 }1. Energy in the form of atomic particles, pellets, or focused electromagnetic i3 S: `# L& ^7 {, m* ubeams that can be sent long distances at, or nearly at, the speed of light. * m$ @+ O& o8 E f2. An umbrella term covering technologies that relate to the production of a ; R% r+ ?3 M0 w0 h& z' S, wbeam of concentrated electromagnetic energy or atomic or subatomic particles. MDA GLOSSARY, VER. 4.0 D 2 B# s* }# b2 B3 ^( t/ K2 \" V! s' Z81 ' x. i, T |2 M: a, B- gDirected Energy 8 ?7 h: P6 U2 D1 H( vDevice A system using directed energy primarily for a purpose other than as a weapon. Directed energy devices may produce effects that could allow the device to be used as a weapon against certain threats, for example, laser rangefinders. Directed Energy 0 S6 P* s2 S: S4 }. ?* ^& p9 `# ~Weapon (DEW) : x( v* q) y3 C9 ~# oA system using directed energy primarily as a direct means to damage or destroy 3 p6 P4 {+ o" N( D3 F/ cenemy equipment, facilities, and personnel. DIRLAUTH Direct Liaison Authorized. : R2 r4 A; X8 d# e2 N5 W* rDIRNSA Director, National Security Agency. + }+ V' b8 t3 F6 g* L7 dDIS (1) Distributed Interactive Simulation. (2) Defense Investigative Service. DISA Defense Information Systems Agency, Washington, DC. (Formerly known as ) }5 s" Y8 ^. g$ @9 tDefense Communications Agency). DISCO Defense Industrial Security Clearance Office DISCOM Division Support Command (US Army term). Discretionary Judgment The authority given USCINCSPACE or his duly authorized representative to perform actions not covered by the ROE.

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DISCRIM Discrimination DISN Defense Information System Network (DISA term). 9 D9 @: y+ W$ MDISSP Defense-wide Information Systems Security Program. DISUM Daily Intelligence Summary (JFACC term). t9 {7 M, b4 b0 vDITDS Defense Intelligence Threat Data System. DITP Discriminating Interceptor Technology Program. The objective of DITP is the development of advanced interceptor seekers to counter advanced threats. 5 F2 n1 r; t B. G/ l) ^DITP will integrate passive and active sensors into an interceptor seeker that integrates data fusion processors, multicolor infrared sensors, and LADAR. DTP 9 R0 b7 P# k1 d6 dflight demonstrations will involve the tracking and interceptor on-board ( l5 }( n4 G9 z+ F. _$ Rdiscrimination of targets of opportunity while providing fusion processor data telemetry. (See also ASTP). DIVARTY Division Artillery (US Army term). DIW Defensive Information Warfare. DLA Defense Logistics Agency, Alexandria, VA. DLSC Defense Logistics Services Center (Battle Creek, MI). 3 t8 H1 [& P1 c! E! oDM Data Management ! i2 @) h1 [- Q p; b. QDMA Defense Mapping Agency, Fairfax, VA. DME Distributed Management Environment. DMI Dual-Mode Interceptor. . n% g; O/ E, i" }# p, ~0 ]# e9 zMDA GLOSSARY, VER. 4.0 D 82 DMRD Defense Management Review Decision. ; o! d6 s) d( H0 L F9 h9 t3 A2 FDMS (1) Defense Message System. (2) Dissimilar Mission Simulator. DMSO Defense Modeling and Simulation Office (OSD). DMSP Defense Meteorological Satellite Program. DMU Disk Memory Unit. . b+ R) u. x* X0 l. f6 rDNA Defense Nuclear Agency, Alexandria, VA. 3 z7 q: l) A8 `- g, PDNMS Distributed Network Management System. DNSIX DoDIIS Network Security Information Exchange DNSO Defense Network Systems Organization. DO The lowest rating under the DPAS. All “DO” orders take preference over unrated orders to meet a required delivery date. Doc Document 8 p a# P7 `. r9 WDOCPREP Documentation Preparation. 1 ?; t ]) G6 n5 @2 d; C3 L2 ]$ }6 aDoctrine Fundamental principles by which the military forces or elements thereof guide their actions in support of national objectives. It is authoritative but requires judgment in the application. See also Combined Doctrine. DoD Department of Defense DoD Component 2 m- x1 A- w3 M/ s0 ? SAcquisition Executive A single official within a DoD Component who is responsible for all acquisition ( p3 P t* X5 Y- ]- _functions within that Component. This includes Service Acquisition Executives for the Military Departments and Acquisition Executives in other DoD ; p9 s1 a" k7 i& R G4 z; ~Components who have acquisition management responsibilities. ; _* x4 ^& t; x) C4 _DoD Components The Office of the Secretary of Defense; the Military Departments; the Chairman, Joint Chiefs of Staff and Joint Staff; the Unified and Specified Commands; the 4 I- ` @2 V9 q; {! g8 x- S( EDefense Agencies; and DoD Field Activities. & ]' I3 `: H, m, S/ zDoDD DoD Directive. 6 H; e6 x0 ~8 gDoD Directive " J2 c4 R9 _- W$ |5000.1 $ p2 v% Q) y8 s; t“Defense Acquisition.” The principal DoD directive on acquisition. It establishes policies, practices and procedures of governing the acquisition of defense acquisition programs. . x7 w4 D' N; m0 V0 ~* xDoDI DoD Instruction. DoD Instruction 5000.2 / b! |) K( T; `2 w- _ C* S% p“Defense Acquisition Management Policies and Procedures.” Implements DODD 5000.1. 1 ?4 R$ j4 I4 w: @/ Y% NDoDIIS DoD Intelligence Information System. ! U" a; X$ A8 a- XDoDISS DoD Index of Specifications and Standards. DoD-M DoD Manual. * x, g5 z9 z$ E5 \& E0 `MDA GLOSSARY, VER. 4.0 D 83 DoDR Department of Defense Regulation. 7 s8 ?7 ~0 J' f% f2 sDOD-STD Department of Defense Standard. & [7 c4 }. ~, Y1 i& w# jDoE Department of Energy. DOF Degrees of Freedom. Dog House Large Soviet A-frame radar used as a component of the Moscow ABM system having a detection range of approximately 3000 km. It is believed to provide 6 n8 ?' |, Z# ~/ Mbattle management for the totality of Moscow defenses. ( |7 s6 _4 t7 h3 C# _( cDOP (1) Degree of Protection. (2) Depot Overhaul Point (ILS term). DOPAA Description of Proposed Actions and Alternative (environmental term). & {0 g' K" d6 X6 ] ADoppler Effect The phenomenon evidenced by the change in the observed frequency of a sound or radio wave caused by a time rate of change in the effective length of $ Y! v5 N) N" f4 y, O* O+ Kthe path of travel between the source and the point of observation. DoS Department of State (US). : J- b2 `+ [" J8 Y gDOS Disk Operating System (TelComm/Computer term). ) t& v8 j& R) i8 s- j/ C$ ^% uDoT Department of Transportation [US]. 2 P7 h: A/ R) t) S/ ^0 {DOT Designated Optical Tracker. DOT&E Director, Operational Test & Evaluation. ( i" d* f7 \- T5 w* qDOTH Defense of the Homeland. ; Q: |3 a$ h* }# D* IDown Select To reduce the number of contractors working on a program by eliminating one or * e1 W+ T. G* p" _more for the next phase. : S) ~) y6 C* V( t. z9 gDP (1) Data Processor. (2) Decision Point. (3) Deployment Planning. # c3 j6 `5 }6 }- ?( D% G* _DPA Defense Production Act. DPA&E Director, Program Analysis and Evaluation. DPAS Defense Priority and Allocation System. DPAT Dynamic Program Analysis Tool. 2 G! U! j1 c! j* I! RDPB Defense Policy Board. , n! I0 B0 h# X& yDPG Defense Planning Guidance. ) v, H: ?$ ]7 R0 e2 B: H7 {) @: EDPM Deputy Program Manager. 3 N0 ^6 I# n+ o4 w7 ]DPML Deputy Program Manager for Logistics DPP Distributed and Parallel Processing (Computer term). DPR Defense Performance Review. 4 X; K% V" I7 h5 {: |8 K9 {MDA GLOSSARY, VER. 4.0 D % |( r1 T1 L% g) `6 q0 y84 " K N; I% X% K+ M5 }) `DPRB See Defense Planning and Resources Board. + r" Y" p5 `# C9 l2 IDPRK Democratic People’s Republic of Korea (North Korea). , |+ T; J- r5 n& a [DPRO Defense Plant Representatives Office. 6 R: T1 h" ^" }# }& ]7 RDPSSL Diode-Pumped Solid State Laser. DR Deployment Review. DRAM Dynamic Random Access Memory. 2 y1 g7 L# Q0 s8 L5 TDraw-down Curve A method used to encapsulate the overall performance of a BMD system that plots the probability of survival on the vertical axis versus the number of attacking 1 T/ r* W8 N, \RVs on the horizontal axis. Used in conjunction with attack price, they are the / K. v9 h. K& T3 Fmost important expressions of a BMD capability. DRB Defense Resources Board. , k, r5 t- X1 O/ ADREN Defense Research and Engineering Network. $ w5 o+ H9 ^' y- x4 ]: ADRFP Draft Request for Proposal. ) Z: g6 b0 x4 {Drift In ballistics, a shift in projectile direction due to gyroscopic action that results from 3 B5 e; ^1 \/ ~' x/ q, I5 j2 wgravitational and atmospherically induced torques on the spinning projectile. DRM DAB Readiness Meeting (DD 5000.2 term). 7 J2 a) V c+ J' F8 H& BDrone A land, sea, or air vehicle that is remotely or automatically controlled. See also ) V% X4 n3 \$ T% o/ v( n, s' g, F9 R# QRemotely Piloted Vehicle. DRP (1) Deployment Readiness Plan (US Army term). * r) O; [) {% K9 Y' y9 c" G(2) Deployment Readiness Program. * Q& v4 b! x$ j4 X& K5 a; F; ~! eDRR Digital Receiver Replacement (USN term). DS Deep Space. * t$ N/ g; k4 h8 V: Z* M# X M. ?DS-1 Category of telecommunications circuit capability. DS-3 LAN Category of telecommunications circuit for a Local Area Network. DSAA Defense Security Assistance Agency (OSD). + j5 f: Q& L- a5 ]6 H t3 rDSAT Defense Satellite Weapon. # R" R3 _& G# q0 T# g: W q1 X' qDSB Defense Science Board. DSCS Defense Satellite Communications Systems. DSCS-3 Defense Satellite Communications System Three. % U: G0 d- V* k* y& IDSCSOC Defense Satellite Communications System Ops Center. DSI Defense Simulation Internet : ^/ |) ]5 o1 R6 v, AMDA GLOSSARY, VER. 4.0 D 85 9 ^3 l" ~' `8 }- l/ E# YDSIS (1) Defense Special Intelligence System. (2) Defense Simulation Internet : X# t" o1 H( p t* E2 MSystem. * U# D+ ~$ ]) {4 \7 f4 ]+ `& q# B wDSM Decision Support Matrix ; S& B* a0 j ^! B2 w u! x3 a- q6 UDSMAC Digital Scene-Matching Area Correlation. , N* x5 u& ]& d; Y9 _DSMC Defense Systems Management College. DSN (1) Defense Switched Network (formerly AUTOVON). (2) Deep Space Network (NASA term). DSP (1) Defense Support Program. (2) Defense Standardization Program. 9 d$ D6 H9 _4 ^* _DSPRTM Defense Support Program Real-Time Model. DSR Data Set Ready (TelComm/Computer term). 1 V5 I, o3 Q* `9 o [DSRCE Down Scooped Radio Control Equipment (TelComms term). DSS (1) Defense Supply Service. (2) Digital Signature Standard. ) C! X0 U5 d. r1 ~DST Defense Suppression Threat. % z/ Z+ |! D5 A2 u( }DSTAR Defense Strategic and Tactical Array Reproducibility. 5 M+ J- N6 u+ {9 ^: FDSTO Defence Science Technology Organization (Australia). DSU Digital Service Unit (Telecomm/Computer term). . H z# b+ g: k4 uDSWA Defense Special Weapons Agency, Alexandria, VA. DSWA is the successor to the DNA. . o+ E( P8 s$ ]5 y. Y- l6 XDT (1) Discrimination Technique. # R/ t5 v- G* U" K" h% k- Y(2) Development Testing. (3) See Development Test I, II, III. (4) Down Time (ILS term). (5) Depressed Trajectory. : C% D/ j* S7 E4 I9 I; o. s(6) Dedicated Target. DT&E Development Test and Evaluation. DT/OA Development Test/Operational Assessment. 4 A8 F# R# g0 x7 F( LDT/OT Developmental Test/Operational Test. / h- G) h; @- m* s! W3 u/ Y5 fDTAP Defense Technology Area Plan. DTC Design-to-Cost. 3 ]+ M" B; V) N q5 w5 Q* }% DDTD Digital Transfer Device (TelComm/Computer term). , W1 Z, V4 }% I* p0 Q/ t: Y$ iDTE Data Terminal Equipment (TelComm/Computer term). DTED Digital Terrain Elevation Data. DTIC Defense Technical Information Center, Alexandria, VA. ! L2 C! ~0 @1 j7 ]% @MDA GLOSSARY, VER. 4.0 D # \; `, O2 d* n+ m; h86 DTIS Defense Technical Information Services (now DEIS). DTLCC Design to Life-Cycle Cost. M; L) B" o7 B) ]6 ?DTLOMS Doctrine, Training, Leadership, Organization, Material, and Soldiers (USA BCBL . W( H- w3 q( [7 g& l9 L2 wterm). DTLS Descriptive Top-Level Specification. DTMF Data Tone Multiple Frequency (TelComm/Computer term). ) \! F. z7 ^ @+ z- O5 jDTO Defense Technology Objectives. 3 |0 j9 [& n7 ~. n( t( h# v4 QDTOC Division Tactical Operations Center. DTR (1) Demonstration Test Round. (2) Development Test Round. DTRM Dual Thrust Rocket Motor. 4 l/ N% p$ d% h3 }, |3 m1 ]DTSA Defense Technology Security Administration. DTSE&E Director, Test Systems Engineering and Evaluation. 4 M8 |8 y" X' F7 N+ D- h) wDTST Defensive Technologies Study Team. DTT Design-To Threat 2 R3 P! w' y# aDTWT Dual Traveling Wave Tube (Electronics Engineering term). DU Depleted Uranium. 6 g) p& C/ v- y4 |7 I; _6 f$ DDUA Design Upgrade Assessment. . d8 b7 f8 e7 L2 ^% D; FDual Source Two contractors producing the same components or end items for the same program. 4 i& Q4 H$ [+ l- P) F" r8 \4 ZDUNDEE Down Under Early Warning Experiment (MDA/DSTO term). DURIP Defense University Research Instrumentation Program. DUSD Deputy Under Secretary of Defense. + a8 L/ U5 x+ w! s8 [DUSD (ES) Deputy Under Secretary of Defense (Environmental Security). DVAL Demonstration Validation. DX The highest rating under the DPAS. It takes preference over all other rated and not rated orders on a contractor’s production line. The BMD program carries a 9 C& a5 f" H; H* I U“DX” rating. # y0 O/ f+ l o) QMDA GLOSSARY, VER. 4.0 E

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87 E East 7 P6 U9 d! ~, ]0 HE2 I See Endo-Exoatmospheric Interceptor. 1 ]/ z$ c. W" P: fE2SRD Effectively Two-System Requirement Document. % R) I9 l, J0 c/ u" mE3 (1) Electromagnetic Environmental Effects. - \+ b; ], j- X0 C: ?$ u, m- @(2) Electrical, Electronic, and Electromechanical. E Spec Materiel Specification. EA (1) Environmental Assessment. * v# V: z- v) ?: p) u& |+ V(2) Engagement Authorization. (3) Executing Agent. (4) Evolutionary Acquisition. (5) Environmental Analysis (environmental term). (6) Executive Agent. 1 y, v) ]. s1 U) A" C, HEAC Estimated Cost at Completion. 7 k3 e% n' {% }- O w, iEAD (1) Engineering Analysis and Design. (2) Extended air defense. 0 g2 l& F' `; t# h) t1 Y' w. NEAD/D Engineering, Analysis, Design and Development. # X' T* \' _$ F! g1 s2 U3 ^EADSIM Extended Air Defense Simulation. EADTB Extended Air Defense Test Bed. An object-oriented simulation tool allowing users to model military response to airborne and ballistic missile threats. ( k1 b0 h+ l4 d# y1 G i \2 bEADTBP Extended Air Defense Test Bed Program. EAGLE Extended Airborne Global Launch Evaluator. 4 u/ n: \9 |- \5 m \& NEAM Emergency Action Message. EAR Export Administration Regulations. Early Operational 7 G: a7 t7 P4 N7 ~9 x" A( ]Assessment # n+ a( K5 d( BAn operational assessment conducted prior to, or in support of, Milestone II. . u5 m* Z+ b& h2 [" \. fEarly User Test : p7 F# q& |- J! ^(EUT) + I1 {6 |) v: i9 j( oA test employing representative users to examine materiel concepts, training or , s1 ~1 r5 Y6 b4 Rlogistics planning, or inter-operability issues. EUT can be accomplished during DEM/VAL on brassboard configurations, experimental prototypes, or surrogates * y! n1 A+ r) P9 E& [to provide data leading to the decision to enter full-scale development. 2 y& z; {3 L4 w- |( SEarly Warning (1) Early detection of an enemy ballistic missile launch, usually by means of surveillance satellites and long range radar. 9 E1 c3 g! O* n% c G' C( V(2) Early notification of the launch or approach of unknown weapons or weapon carriers. Earth Limb The apparent outer edge of the earth as viewed from space. 0 D4 i* o0 N1 ~, H3 eEastern Test ( R$ z+ ]) O& }) A2 I8 Z- LRange (ETR) 2 p' q1 U9 Y7 {7 xBeginning at Patrick AFB, FL, this range stretches halfway around the globe 8 l \. X+ T7 ]9 P2 V2 a5 pwhere it meets the Western Test Range. An array of launch complexes, sensors, 1 e" N. D5 B4 L9 M% N. L$ O( qand tracking sites make up the Eastern Test Range. The ETR is now operated by AFSPACECOM as shown in WTR definition. 1 ~$ O7 r7 K% k% n X, k( }MDA GLOSSARY, VER. 4.0 E ! `6 o9 b' @: Y( k' t88 / J8 l. [0 I& Q+ e* KEB (1) Electron Beam. (2) Enhanced Blast. 2 a, S0 [6 ]' q/ H7 `EBB Electronic Bulletin Board. EBCDIC Extended Binary Code Decimal Interchange Code. EBW Electron Beam Welding. EC (1) Electronic Combat. 4 g3 L" h5 V& Y(2) Error Control. (3) OBSOLETE. European Community. Now known as the European Union ( F7 L& ^4 ?! @- |3 D s(EU). EC/EDI Electronic Commerce/Electronic Data Interchange # d6 x- s6 J+ l5 Q kECAC Electromagnetic Compatibility Analysis Center. ECB Engineering Change Board. ECC (1) Equipment Control Center. (2) Element Control Center (USAF term). 3 @6 ?. N+ |4 S4 L5 mECCM Electronic Counter-Countermeasures. + \% [& |" L h# R$ L) a, q" tECDs Element Control Directives. ( g) E5 \! K% d iECLS ERINT Command and Launch System. ECM Electronic Countermeasures. ; l* y. `1 p/ Z4 U# LECN Engineering Change Notice. ECO Engagement Control Orders. 7 _* h A8 B4 w2 k" M$ m; j& eECP (1) Engineering Change Proposal. (2) Emergency Command Precedence. / c$ J/ F( V* S. {3 K# \4 UECPMO Electronic Commerce Program Management Office. 8 f7 x- _* q" d8 a6 UECS Engagement Control Station (PATRIOT). ECU Environmental Control Unit. EDAC Error Detection and Correction 3 e& o- Z$ B `- J0 t' X4 mEDGES Electronic Data/Guidelines for Element Survivability. EDL Electrical Discharge Laser EDM Engineering Development Model. ; Y& N; ^: A$ e8 uEDP Engineering Development Process EDR Embedded Data Recorder (PATRIOT). EDS Electronic Data Systems Corporation 4 k! f: O7 @: t* Z' pEDWA Engagement Determination and Weapons Assignment (PATRIOT). 4 m( k& c8 ]# K* b5 d% [MDA GLOSSARY, VER. 4.0 E 89 EDX Exoatmospheric Discrimination Experiment EE (1) Electrical Engineering. (2) Engineering Estimate. EED Electro-Explosive Device. EEEV End-to-End Experimental Version. ' w+ z+ T) v1 c0 KEEFI Essential Elements of Friendly Information. ; R' W% }7 Y1 |9 ]) D. \EEI Essential Elements of Information. / c' l/ E5 e! O4 vEEIC Element of Expense Investment Code. EELV Evolved Expendable Launch Vehicle (USAF term) EEU Electronic Equipment Unit. EFEX Endo-Aeromechanics Flight Experiment. 6 b( M" |# n4 Q7 T% f/ L! z: KEFF Electronic Frontier Foundation. 1 f0 v& c6 s/ U) uEffectivity A designation given to the BMDS configuration and demonstrated capability at " L7 `# Z% G9 \5 S5 C3 Pa point in time, becoming effective at each increment when an element or : L2 z& b+ L) G4 M; }! L7 {component is inserted into a particular Block. & | T# o% Z1 E* f0 v* N0 M/ nEffective Damage That damage necessary to render a target element inoperative, unserviceable, nonproductive, or uninhabitable. ) W9 R4 a2 w( X& B; qEffluent Plume The pathway of movement of effluents through surface water or air. EFP Explosively Formed Projectile. EGP End Game Processor. - V0 q0 ^& L' a8 B! ~$ oEGTR Eglin [AFB] Gulf Test Range. & f) \! w3 _$ {" nEHC Enhance Hit Capability (USN term, related to SM2 Block IVA). 1 p# p& c0 {3 K# L, v ~5 EEHF Extremely High Frequency. 7 H* B: e- P. N& oehp Equivalent Horsepower. EIA (1) Environmental Impact Assessment. (2) Electronic Industries Association. 9 `; V% A. ^1 w7 U9 U3 h* b qEIAP Environmental Impact Analysis Process. EIP Exoatmospheric Interceptor Propulsion. 1 e4 j8 c) I- Y+ ? {3 [7 t `EIPC Electronic Information Privacy Center. EIPT (1) Element IPT. (2) Engineering IPT. EIS (1) Environmental Impact Statement. (2) Explosive Initiation System. , H/ r7 l0 a5 R/ p5 x6 nEISA Extended Industry Standard Architecture (Telecomm/Computer term). * i& a! w; u* b$ c6 TMDA GLOSSARY, VER. 4.0 E 90 EKV (1) Electromagnetic Kill Vehicle. (2) Exoatmospheric Kill Vehicle. 0 o2 G5 T: S9 `, z& ?$ H5 r5 A" F3 f) x! XElastic Range The stress range in which a material will recover its original form when the force (or loading) is removed. Elastic deformation refers to dimensional changes 7 N& w2 N( o. H8 _& P( Noccurring within the elastic range. " Y: r* n% H* O; U% L9 i( q: i* XElectro-Optics , Y: t- P% f3 ?/ q+ O5 S, ^0 oInfrared (EO/IR) Q S o/ D# VTechnologies/techniques employed by optical sensors in the wavelength & j1 x) Q1 q/ Z/ _6 Lspectrum slightly longer than visible but shorter than radio. ( D; n) z3 S/ V V) N7 m$ i. @Electromagnetic Compatibility * K! M( q' {% t: v$ `6 `. |(EMC) A condition when all electromagnetic emissions from electronic, electro-magnetic, 7 G a# Z$ |- Hand electro-optical components of a system interact without interfering with one another. : ]7 U2 k9 `4 E, c! P# TElectromagnetic Emanations Signals transmitted as radiation through the air, through a vacuum, or through conductors. Electromagnetic / d+ L( v8 ]: S0 j: w# ?6 cField (EMF) 6 g1 o6 F7 ]7 W) e- @+ ?An electric or magnetic field or combination of the two, as in an electromagnetic : T; X% R! D5 t- M0 dwave. Created by electric charges in motion, having both electric and magnetic components oriented at right angles to one another and containing a definite 0 T+ H) B7 J0 m9 t+ d: Y- t7 {amount of energy. $ W/ f* H7 \" d+ sElectromagnetic 4 M6 Q" f2 ~4 m5 _6 q0 SGun (EMG) A gun in which the projectile is accelerated by electromagnetic forces rather than by an explosion, as in a conventional gun. Electromagnetic " Q0 C( f* G: CInterference (EMI) . \3 I" s$ I) M& VAny electromagnetic disturbance that interrupts, obstructs, or otherwise degrades or limits the effective performance of electronics/electrical equipment. 9 m: W S/ @! IIt can be induced intentionally, as in some forms of electronic warfare, or unintentionally, as a result of spurious emissions and responses, intermodulation products, and the like. Electromagnetic Pulse (EMP) ! S! c6 s1 M3 k/ zThe electromagnetic radiation from a nuclear explosion caused by Comptonrecoil electrons and photoelectrons from photons scattered in the materials of the nuclear device or in a surrounding medium. The resulting electric and magnetic fields may couple with electrical/electronic systems to produce * R$ F0 r/ @, T4 s9 J8 o: ]damaging current and voltage surges. May also be caused by non-nuclear ; K4 o& W! o6 ~8 ameans.

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Electromagnetic 4 X6 X( y$ F" J# XRadiation (EMR) ' M0 M% U3 R O4 p(1) A form of propagated energy, arising from electric charges in motion that produces a simultaneous wavelike variation of electric and magnetic fields in space. The highest frequencies (or shortest wavelengths) of & ^% g6 |- j5 ^1 Fsuch radiation are possessed by gamma rays, which originate from # e) M/ q6 V( sprocesses within atomic nuclei. As one goes to lower frequencies, the ! W3 t1 x, ~6 d& d. |+ Jelectromagnetic spectrum includes x-rays, ultraviolet light, visible light, ; p/ t$ B- Y% s" t7 g2 l( @- Z$ minfrared light, microwaves, and radio waves. (2) Radiation made up of oscillating electric and magnetic fields and propagated with the speed of light. Includes gamma radiation, X-rays, : k4 H2 `, F1 u: G9 c8 A5 dultraviolet, visible, and infrared radiation, and radar and radio waves. Electromagnetics Application of electrical, electronic, and magnetic phenomena to develop devices used in system/subsystem design, excluding employment in the RF spectrum. Electromagnetic Spectrum The range of frequencies of electromagnetic radiation from zero to infinity. It is divided into 26 alphabetically designated bands. MDA GLOSSARY, VER. 4.0 E 4 a- A. ~7 C5 q. d) H) f/ Q/ c91 + k2 T/ o+ e5 F3 N# k2 qElectronic , A; f. U, L3 F, x( ?$ MCounter- & i; P" L8 d0 f: C0 ECountermeasure 8 z2 h/ b* p! _% G: Y; ps (ECCM) # ^9 c0 F. H# ~* s2 a2 gThat division of electronic warfare involving actions taken to insure friendly 8 U! n0 K, `/ g6 D; k, X, |effective use of the electromagnetic, optical, and acoustic spectra despite the " _. O+ \. |, \( M% aenemy’s use of electronic warfare to include high power microwave techniques. ( S; l$ D: ~2 f9 e6 LElectronic Countermeasure , w1 @: H E: F* h2 s. O: E% T(ECM) 5 T3 s8 h* Z- |5 I0 w8 Q1 K$ KThat division of electronic warfare involving actions taken to prevent or reduce an 0 S0 X& K" B4 G$ r( Kenemy’s effective use of the electromagnetic spectrum. " q- O# G6 p4 v- p6 Q2 wElectronic Industries % J7 `( l; U6 G' p _7 }7 F& ?Association (EIA) 1 h+ }3 z: j6 p1 AA standards organization specializing in the electrical and functional characteristics of interface equipment. . w( v8 v0 o2 p! n+ F* S0 d( mElectronic 6 ?5 G# S2 V' S$ o' z$ qWarfare (EW) Any military activity involving the use of electromagnetic and directed energy to 2 N/ Q, _- v4 x" Scontrol the electromagnetic spectrum or to attack the enemy. The three major ( g5 W% \4 ]& N$ Q2 t, _" esubdivisions are: •Electronic attack – Involves the use of electromagnetic or directed energy to ! n" R$ k- @0 L- X( [attack personnel, facilities, or equipment with the intent of degrading, & l2 H: R0 s8 o# D/ }6 \neutralizing, or destroying enemy combat capability. Also known as EA. # Z$ ]4 |) l' R6 o/ k, oIncludes: 1) actions taken to prevent or reduce an enemy’s effective use of * Z. ^( I8 ?9 I& k) j8 X& a- fthe electromagnetic spectrum, such as jamming and electromagnetic 4 X- C) h( e+ W/ e% wdeception, and 2) employment of weapons that use either electromagnetic or / L B3 [& u# ?/ ~directed energy as their primary destructive mechanism (lasers, radio / ~& e+ W9 ?3 z i& [0 ]frequency weapons, particle beams). •Electronic protection -- Involves actions taken to protect personnel, facilities, and equipment from any effects of friendly or enemy employment of ! b, ~( v* M: f) F- r5 ^electronic warfare that degrade, neutralize, or destroy friendly combat # j, S# ]3 h! W8 `capability. Also called EP. 1 Y z) a. T& \6 E7 g1 U& `4 P; J•Electronic warfare support – Involves actions tasked by, or under direct 5 Y; R; l) S9 j2 d, }control of, an operational commander to search for, intercept, identify, and locate sources of intentional and unintentional radiated electromagnetic energy for the purpose of immediate threat recognition. Thus, electronic / M0 J8 x& i% P4 o( `+ r/ f& dwarfare support provides information required for immediate decisions involving electronic warfare operations and other tactical actions such as threat avoidance, targeting, and homing. Also called ES. Electronic 6 o7 X3 M, R: f, \9 k" z% h. b- DWarfare (EW) Environments Electronic warfare environments result from radar and communications jamming and other related electromagnetic countermeasures and countercountermeasures. Currently, radar jamming is the sole EW threat for the NMD system. Electronics Intelligence (ELINT) Technical and geo-location intelligence derived from foreign non-communications ! J% s( g, U9 z- H# i, Eelectromagnetic radiations emanating from other than nuclear detonations or radioactive sources. Electronics $ _, c' v! W& I% }, H; G4 }% pSecurity (ELSEC) The protection resulting from all measures designed to deny unauthorized 2 G( C; _0 U; V5 Xpersons information of value that might be derived from their interception and & L! f0 o( ?% t, z5 l$ r* zstudy of non-communications electromagnetic radiations, e.g. radar. Electro-Optics ( J( n5 U/ E' z6 {3 SInfrared (EO/IR) 4 i, j0 R8 ]: S+ R5 X( K% xTechnologies/techniques employed by optical sensors in the wavelength spectrum slightly longer than visible but shorter than radio. MDA GLOSSARY, VER. 4.0 E 92 8 f5 S. G% |* ?' G/ ~) {' o. XElement A complete, integrated set of components capable of autonomously providing BMDS capability. Element / z% V9 y: {. C6 ^" j- r" KCapability # O. @/ i6 a9 A6 k) E9 s" HSpecification (ECS) * T( W Z2 A# ?. t# {- W2 nA document that identifies the element-level BMDS capabilities and % y) O$ o6 Q+ y7 S' fspecifications necessary to achieve the system capabilities identified in the SCS. 5 f$ ~1 i5 l: Y% o) xThe ECS further defines the SCS-apportioned mission/technical performance capabilities and allocates these capabilities to the element’s components. Element Control U Z7 F8 A- z7 r' nDirectives (ECDs) The command and control data instructions to control the conduct of the ( y+ ?- ~' B4 y: g( D% qengagement. ECDs are developed by command and control software based upon variable parameter input by the operators (both pre-planned and real time), $ J4 }& h3 ~7 \and operator defined rule sets embedded in the software. The individual battle management processors use these instructions to accomplish the assigned tasks / E1 ?$ Y' l* Q3 D+ P) efrom the operations order. ECDs are contained within a Task and represent the form of parameter values that influence the resource management processes of 5 ?) p1 D% o1 LWeapon Target Assignment (WTA), Sensor Resource Management (SRM), and Communications Management (CM). There will be numerous ECDs per Task. ! `" y9 B0 k1 k" O) p; KElement Operations Center (EOC) 4 U0 B$ N9 u- N, T6 g5 S, q$ TAn Air Force operations center, which operates and maintains a BMD weapon or / f' n+ x" n7 U0 Z3 b+ Usensor suite. (USSPACECOM) ) ^" w1 _3 r9 d& _& qELF Extremely Low Frequency. ELIAS Earth Limb Infrared Atomic Structure. ELINFOSEC Electronic Information Security. ELINT Electronics Intelligence.