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Deployment
$ u. p, h4 V6 d$ {( cTesting4 H, G' y+ S# o0 m3 ~7 [
The testing and/or simulation of system assets in the physical and operational( `4 g* o3 @) m3 f- d+ v Z
environment in which they are expected to perform.
! O ^" C7 J! \DepOpsDep Service Deputy Operations Deputies.
( ^5 | w5 A& X! ~2 DMDA GLOSSARY, VER. 4.0 D
8 o; p1 H& m! b78. V( B9 E/ e( L" C# k
Depressed' n( I }6 Z- L6 r- ^1 B" b1 x7 H
Trajectory
' ~- b. _# Q5 O7 p* z5 K# ZTrajectory with an apogee below that of the minimum-energy trajectory.0 {! \4 M m e. }% F
DEPSCoR Defense Experimental Program to Stimulate Competitive Research.
* o! x5 e3 C: f- ~& B' F4 \! V. ^! vDEPSECDEF Deputy Secretary of Defense.
+ m5 k3 J2 ?0 R: A6 U0 o- UDeSecState Deputy Secretary of State./ J1 C6 F1 o1 k; }3 n- ^
DERA Defense Evaluation and Research Agency. Consolidated research and
& m1 }3 @ k _% ]0 M2 U0 g" odevelopment resources of the U.K. Ministry Defence. Headquartered in( E2 h0 X( L6 r3 r; W3 {5 y' a. K+ ^
Farnborough, England.
! s* s9 y( n2 n/ F' W1 \7 W! UDerivative
3 o' K3 ~" L) \3 lClassification
$ n, s( t+ {- `% b: d% Y: uA determination that information is in substance the same as information U5 X3 u, F4 h9 P
currently classified and the application of the same classification marking.
% o4 a, |/ H9 Z" uDES Data Encryption Standard.
+ B5 [( s( H$ }6 m4 U# I4 k) KDESC Defense Electronics Supply Center (DLA term).7 H+ \9 f/ |/ q
Design; W7 M- i( P f8 e) d8 p) m
Constraints
0 L! `0 U4 C6 E2 P! V2 z/ CBoundary conditions within which the developer must remain while allocating
. i, a* ?5 ^8 q! r- }4 T4 G) uperformance requirements and/or synthesizing system elements.
( k$ J' h/ {/ _9 X" w1 WDesign% o1 I$ F. W0 Y- `( t9 R" t' K
Parameters1 a6 A1 {. J& C) Q1 \ B
Qualitative, quantitative, physical, and functional value characteristics that are
' d0 I/ ?) Y6 [1 r' cinputs to the design process, for use in design tradeoffs, risk analyses, and, z( v; F* d2 V; ^$ p3 p% w
development of a system that is responsive to system requirements.
q$ S) G% X- z. ODesign Phase A period of time in the software life cycle during which the designs for
% n/ H9 S$ }7 y- v/ ? [ T/ @* narchitecture, software components, interfaces, and data are created,. i! ~, v' _' b. b h' ?
documented, and verified to satisfy requirements., {8 a6 q5 d5 V# Y, a+ A4 I
Design-to-Cost- j! ]1 k2 v+ J, @: ~: M0 a
(DTC) Goal
5 t5 u, j# E+ O. s1 SManagement concept wherein rigorous cost goals are established during
6 x, e+ R( l5 z' a" m* Z/ y1 x' _development, and the control of systems costs (acquisition, operating, and
% Q& l. v( H2 B W o3 h0 U7 Qsupport) to these goals is achieved by practical tradeoffs between operational
- ?7 g/ ^0 k b% \; gcapability, performance, costs, and schedule. Cost, as a key design parameter,& q V( e, O: ?6 B: i, G! l0 N( M
is addressed on a continuing basis and as an inherent part of the development
4 P7 V& y, K6 [0 ]0 ^# j2 tand production process. A DTC goal should be in the form of average unit
$ g, o) a; m8 ] X7 P5 U1 v+ hflyaway cost. Also, DTC parameters for operation and support will be. i C! }* K9 ] w' w
selected—parameters that are design-controllable, significantly affect O&S costs,
# c9 ^- ^* y' q2 [0 {# G( Yand can be measured during test and evaluation. Parameters may be
. l; R, D% D h; b7 i _9 o% Sexpressed in dollars or by other measurable factors, e.g., manpower, reliability, or
9 j1 _$ i9 A a$ Vmaintainability. Firm goals and thresholds will be established no later than entry2 u o' k: O! \, s h0 I
into EMD (Milestone II). This is an in-house goal, almost contractual in nature,, k6 w# }% s- p8 V
between the PM (Service) and the SECDEF. Allocations from this goal will
" B( u* c# [. H9 tbecome the contractual DTC goals for contractors supporting the program.2 {3 w- V0 b( o. H+ j
Det Detachment.
- F5 f1 r, `0 `# jDETEC Defense Technology Evaluation Code.
& @ g2 K! u+ [3 u8 c" Y0 KDetector A passive IR, visible, UV detector turns photons into an electrical signal. The
( e+ y& ^* D$ H, i0 qIFOV of the detector is its solid angular sub-tense. There is sometimes
* R+ R" d# O, |; ~9 t0 q4 sconfusion between the detector sub-tense (size) and the pixel (picture element
. X4 T! H6 @: \" l' csize). They are the same for a staring sensor, but in a scanner it depends on# S5 Z1 B6 i2 I6 x4 _5 b
the array offset and number of samples per dwell. A pixel area is often only onesixth or one-eighth of a detector angular area.
* Q2 m3 g7 l" c2 X, uMDA GLOSSARY, VER. 4.0 D" d9 f# R$ W; C; R$ X
79
0 p2 q! `) b+ NDEV ENV Development Environment.- Z& w8 |0 y* N. P% z6 w, |% f
Development' I k4 m; i8 P( ?: X& q
Test (DT)
6 g$ H! u1 z+ d! `; \2 TTest conducted by the development test organization to achieve specified test
8 S, n+ l4 J; Y$ A9 ]objectives. It may be a complete test, a subtest, or a phase of a test.* u9 l9 {' G1 ^& _
Development
6 q V$ b9 C8 |, o1 DTest I (DT I), X" N6 W( Z8 I: W P
A series of tests conducted during the demonstration and validation phase.; y- o$ l) V5 g+ A. g
Components, subsystems, or the total (or full) system are examined to determine: z" G9 _ H7 d' w0 y+ @
whether the system is ready for EMD. State-of-the-art technology is addressed
. R1 t9 }) t9 M3 t- din DT I.
3 Q0 m" P1 i2 PDevelopment
& U$ V- p. }) GTest II (DT II)
+ \) k5 B, T) y: X% Z/ |7 RA series of tests, normally during EMD, which provide the technical data
) f6 D. B" Y8 h1 y- b q* Hnecessary to assess whether the system is ready for low-rate initial or full
: W, ]. P' A% fproduction. It measures the technical performance and safety characteristics of
, Q/ i1 H _2 B3 q# pthe item and evaluates its associated tools, test equipment, training package,
9 ]& M" p9 P m8 q# _and maintenance test package as described in the development plan. DT II' F3 k3 a3 Y1 a/ ^& e; J" x& c
addresses accomplishment of engineering design goals and the fulfillment of, O: X9 o* G# i2 f( [
contract specifications.7 D% ~6 q4 b& F% q8 s% W
Development
6 N& ^' U0 S H% M: c% A; \' `Test III (DT III)
# D' A( L5 }! K; H jTests conducted during production.; K( j; h4 Y$ O) _8 _9 J/ @1 x
Development% ^% k1 I8 P- U
Test and$ X, J L' I9 i v2 i
Evaluation
9 u8 j% l r! n4 N+ S8 s5 u(DT&E)! I \6 u. X9 V8 t
Test and evaluation conducted to measure progress, usually of0 L6 X8 u y8 T/ u3 q
component/subsystems, and the proofing of manufacturing processes and
; P0 b5 O* A" `7 z& G. _" Ycontrols and to assist the engineering design and development process and
+ I9 V/ e( i, Y( [, x/ u5 Averify attainment of technical performance specifications and objectives. Usually
" y- n# f7 V& h, M8 Z" V" Rconducted under controlled or laboratory conditions. Can be conducted before6 \8 G6 O: z/ \8 l# k. W) ?, E
or after production begins.
3 z' f7 Z# u, U% t9 t: VDevelopment" d1 c8 |9 {" g
Test (DT)
4 b, m! V( i, b- v XTest conducted by the development test organization to achieve specified test
% C1 T/ s* n! z+ Jobjectives. It may be a complete test, a subtest, or a phase of a test.5 y; S! Q9 E7 _% {. g, v1 M7 [: M
Deviation Criteria Limits established beyond which a Program Manager may not trade-off cost,
+ Y4 R/ F0 N4 w+ k' k0 o' e8 Z' q) bschedule, or performance without authorization from the milestone decision8 l0 r2 b& ~& Y. y
authority. Acquisition Program Baseline (APB) thresholds represent these9 Q! j9 v2 d# O! h7 `2 F e& R: s
parameters.
# |. a5 _ a3 G" V U5 Y7 jDevolution of1 |3 f! \* i$ T& ?( z2 }7 E
Command
/ A" E4 y5 ^3 j: u7 u1 L) iMinimal essential operational capability to perform C2 provided in an orderly and
/ E0 C$ M6 Q! l8 otimely fashion to a duly authorized successor.* Y1 s) Z5 j2 D0 _2 v9 k/ {
DEW (1) Directed Energy Weapon. (2) Directed Energy Warfare.
) S6 l1 r* R! I+ dDEW/D Directed Energy Weapon/Discrimination.
( Z: F% M* h, F! T" ^* TDEWG, O Directed Energy Weapon Ground, Orbital, y' f% Z, @3 H/ [0 |2 D/ _+ n
DEWL Directed Energy Weapon, Laser (thermal or impulse).
0 p# {: J0 q1 e" f% \8 b8 hDEWP Directed Energy Weapon, Particle Beam (neutral or charged). `7 d$ n/ `" D/ H$ w
DF-KBS Data Fusion Knowledge Based System.1 g0 G, `' Y) W8 Q. {& U* J
DF2 Deuterium Fluoride.
8 I' b; Q7 v6 S6 r# UDFAR Defense Federal Acquisition Regulation
; G3 A1 o6 A; `& W( {. `7 `DFARS Defense Federal Acquisition Regulation Supplement.
. Q& t! A: T0 j" i- EMDA GLOSSARY, VER. 4.0 D) u+ s6 o6 L. n7 ?# C
80
7 e8 X9 x: d0 G" t9 \, Y, b9 h- ODFAS Defense Financing and Accounting Service.5 k- H8 E t( K7 D- h
DG OBSOLETE. Defense Guidance. See Defense Planning Guidance.
. t+ A: t# \+ ~( R; q9 ODGA Director General of Armaments (France).7 {/ }$ u8 L6 `4 ~ P
DGP Defense Group on Proliferation.4 R9 F6 V: E1 B D2 v
DI (1) Data Item. (2) Developmental Item.
9 T1 {& O9 D1 l2 h9 X" eDIA Defense Intelligence Agency.
% u, x+ x: y2 F2 |DIAC Defense Intelligence Analysis Center.. [* O, Y+ Y6 a$ P7 t
DIAM Defense Intelligence Agency Manual
* r- E* x X# q' ^4 _5 Y# xDiameter (Optics) The unit of measure of the light gathering power of a lens.3 x+ x( J$ }# O) O$ L6 a5 u
DICE Digital Integrated Combat Evaluator.+ E- G" q4 }. I
DID Data Item Description." @# A$ \$ m2 ^( v }: a
Diffraction The spreading out of electromagnetic radiation as it leaves an aperture. The+ |* T u; H7 E1 x
angle of spread, which cannot be eliminated by focusing, is proportional to the
! f7 s7 L3 E) ~. P- R, |% rratio of the wavelength of radiation to the diameter of the aperture.
, n' k# [/ F8 w/ C. Q7 J( C1 j% ]Digital
; K/ h4 R0 }; Q" e! OProcessing f7 C: Z( u1 `" F
The most familiar type of computing, in which problems are solved through the# B) w3 {8 N+ m- K
mathematical manipulation of streams of bits.9 Y M& B$ P8 C' K0 i# F
DII Defense Information Infrastructure. i7 ~( b) K1 P% _9 u8 Z# B
Dip A period of significantly decreased RCS signatures of an RV at low altitude (6 to
( j+ \' g2 I3 t7 R q: E12 km) between wake termination and de-sheathing.
2 q# e+ |7 o! G$ x, |- eDIPS Dynamic Isotope Power System (which provides up to 10 kW of power).
+ `! G, M* Q2 R- N- x. a+ E( eDIR Director.
. K, r+ r& L; K3 I" ?& Y: }Direct Air
( E- f9 V% J% Q' ]( c2 ASupport Center
8 ~# b/ F9 M3 EA subordinate operational component of a tactical air control system designed
# y0 y6 @, M' v( Q- ]" ], X6 u6 Sfor control and direction of close air support and other tactical air support
* z2 t+ |, o) @: _- \/ hoperations, and normally collocated with fire support coordination elements.' T" z0 w, }, S/ @- M2 |
Direct Cost Any cost that is specifically identified with a particular final cost objective. Is not
5 o. K' X0 l! O- }/ _" A5 {necessarily limited to items that are incorporated into the end product as labor or& k" _8 }) \$ [( [2 b: Q
material.
* W( v R% \4 hDirect Labor Labor specifically identified with a particular final cost objective. Manufacturing
7 H' `2 {- e7 W a% k, Tdirect labor includes fabrication, assembly, inspection and test for constructing
: I* S+ X7 v+ F6 dthe end product. Engineering direct labor consists of engineering labor such as9 d1 P6 c, ^1 ]) }
reliability, quality assurance, test, design, etc., that is readily identified with the' d. \9 c/ T& }$ D
end product.# |) D @, _* T' a- J e+ k
Directed Energy
( {. |+ p" I5 ~1 q5 g9 S* W6 r(DE). N8 n- l) G3 o" `4 g- n3 `
1. Energy in the form of atomic particles, pellets, or focused electromagnetic1 ]! ?/ y! x# N$ t
beams that can be sent long distances at, or nearly at, the speed of1 P; w) \- Z6 L
light.
* T6 j6 \1 I/ d3 g7 u4 Y5 k* x9 @2. An umbrella term covering technologies that relate to the production of a
. o3 r) B2 N9 h7 P3 h% qbeam of concentrated electromagnetic energy or atomic or subatomic particles.
$ G) q( g* l E- G$ RMDA GLOSSARY, VER. 4.0 D
) R5 Y" d6 _9 U4 r+ y815 H% t$ ? h+ X
Directed Energy2 O3 V# S3 v4 [) ~# C, Y/ m, t
Device) `8 e/ c) u3 X5 v0 V8 `
A system using directed energy primarily for a purpose other than as a weapon.7 T4 i9 I, W% r" J
Directed energy devices may produce effects that could allow the device to be! j0 k) I: _. ^9 {
used as a weapon against certain threats, for example, laser rangefinders.
- F' F! S2 ~- a. e6 h1 R# F$ N2 bDirected Energy m- S: N! B9 X. A' h7 u, c9 ]# h1 F
Weapon (DEW)
9 M8 G b* M3 l6 G9 |/ t- YA system using directed energy primarily as a direct means to damage or destroy8 G% @! D$ i7 n( l4 y7 [" v
enemy equipment, facilities, and personnel.: X. p. c# _3 Q, i2 @/ A
DIRLAUTH Direct Liaison Authorized.( ^& Z1 A+ g7 a) k6 m ]
DIRNSA Director, National Security Agency./ z: ^6 ?. h/ J! y; P7 l2 \+ Y& j; O: k
DIS (1) Distributed Interactive Simulation. (2) Defense Investigative Service.
0 _7 u- U4 [7 N* V4 |DISA Defense Information Systems Agency, Washington, DC. (Formerly known as
0 m0 W" A K, o' ADefense Communications Agency).5 V: {6 G ?. u1 y9 W- C7 K
DISCO Defense Industrial Security Clearance Office
* d$ l) W9 |$ t! R, c$ f- JDISCOM Division Support Command (US Army term).+ |# V7 {! D( F! a
Discretionary
5 D8 e# D/ s7 z& Q0 E' EJudgment
! t( I6 {# V) F, |& DThe authority given USCINCSPACE or his duly authorized representative to1 U5 z* A# ^7 s- ~8 p+ y$ o
perform actions not covered by the ROE. |
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