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Deployment
3 U7 Y6 w- c0 |; t) m0 B" b$ \Testing: d% F1 |" r& C% b( _
The testing and/or simulation of system assets in the physical and operational
" c+ z, G. h2 l) Y! Zenvironment in which they are expected to perform.1 R% z3 E8 J1 U1 q P7 \
DepOpsDep Service Deputy Operations Deputies.7 H: Y2 x" \/ ^- c
MDA GLOSSARY, VER. 4.0 D# o |9 m% a, N& G( O. l
78
! R, _/ e* A) c& H6 e2 g! XDepressed
, O9 U4 u/ d, D V8 O# WTrajectory
, E1 w3 _# X+ _' D3 y7 gTrajectory with an apogee below that of the minimum-energy trajectory.
7 ?- e. x0 u0 ?4 G5 p/ uDEPSCoR Defense Experimental Program to Stimulate Competitive Research.3 A- j2 ^9 J$ b5 o, S3 f
DEPSECDEF Deputy Secretary of Defense.
8 N# `- ?2 T! ]0 O& n3 z9 A$ u! XDeSecState Deputy Secretary of State.
. N ?6 Q/ W" N9 s6 }DERA Defense Evaluation and Research Agency. Consolidated research and
* h# R; o* Q2 o( ~$ J0 i# I/ M7 cdevelopment resources of the U.K. Ministry Defence. Headquartered in
9 r; X/ q# P8 @+ tFarnborough, England.
2 ^1 p- t% x1 E! A$ Z$ H, |Derivative( L) j2 s7 |5 Z! C+ C/ k1 Z
Classification
* T2 P# \8 N0 v6 o( [, cA determination that information is in substance the same as information2 L/ J+ R' V& A2 v1 z
currently classified and the application of the same classification marking.' ]2 o# M0 v7 W$ j9 s
DES Data Encryption Standard.* @. s7 V9 c, l5 `8 T! @. n
DESC Defense Electronics Supply Center (DLA term).5 s6 K$ l( A7 Y8 ?# {: f- L: l6 C
Design
2 B- L. K" r: b" |8 p: iConstraints
4 l, c9 ]7 i$ k% v* zBoundary conditions within which the developer must remain while allocating0 X9 E0 F0 d8 K9 O6 Q
performance requirements and/or synthesizing system elements.
4 C7 E9 G4 H( A9 b' G. pDesign+ M! ]5 z b/ B% F
Parameters9 D3 T8 J& ^! t7 Y8 a1 {( V
Qualitative, quantitative, physical, and functional value characteristics that are
. ^: P' C5 O/ P; m7 Pinputs to the design process, for use in design tradeoffs, risk analyses, and
- |* u8 y6 _% ?/ K3 a; v; ddevelopment of a system that is responsive to system requirements.
l9 D3 i- F0 m& T; NDesign Phase A period of time in the software life cycle during which the designs for
( K5 m @: ] N# p `architecture, software components, interfaces, and data are created,
$ N& e7 u0 a. f; pdocumented, and verified to satisfy requirements.
3 o- p7 Y& S: d! K. d5 kDesign-to-Cost- K- M# W- { ^+ p5 |
(DTC) Goal! i4 f0 {, g- l9 s4 y a: z v
Management concept wherein rigorous cost goals are established during) z( H) J8 f8 E
development, and the control of systems costs (acquisition, operating, and% o" L8 b, q, s* P( j f" M
support) to these goals is achieved by practical tradeoffs between operational
- o# b! x' l9 [& F8 Xcapability, performance, costs, and schedule. Cost, as a key design parameter,
# m, x0 I! W& H0 sis addressed on a continuing basis and as an inherent part of the development2 ~9 U0 A% y3 w- y M8 _
and production process. A DTC goal should be in the form of average unit
% X; l1 A: s! K7 x" `flyaway cost. Also, DTC parameters for operation and support will be5 n7 P, y" V# Z1 |) v
selected—parameters that are design-controllable, significantly affect O&S costs,
, L9 A# |5 O( F& c, Tand can be measured during test and evaluation. Parameters may be
( c, @8 e' K- Z2 cexpressed in dollars or by other measurable factors, e.g., manpower, reliability, or! Q5 [' t+ m/ i+ H
maintainability. Firm goals and thresholds will be established no later than entry) K2 |5 `: N: {# m! F# }
into EMD (Milestone II). This is an in-house goal, almost contractual in nature,
4 h4 M& b/ o3 v& O' J6 Obetween the PM (Service) and the SECDEF. Allocations from this goal will
3 Z0 R' K! o/ n3 U+ u: Pbecome the contractual DTC goals for contractors supporting the program.) h8 |. G9 H2 H6 S, g: T- _ e
Det Detachment.
$ ]5 r! [6 {% _9 n0 |. |$ I9 _DETEC Defense Technology Evaluation Code.0 L8 q- M6 o' F; f$ q b
Detector A passive IR, visible, UV detector turns photons into an electrical signal. The
& |( H3 Z: K3 u2 ^IFOV of the detector is its solid angular sub-tense. There is sometimes, T& f9 v" y# K+ h& Y
confusion between the detector sub-tense (size) and the pixel (picture element3 q g! H! b6 S$ |% l) [' D4 V4 o
size). They are the same for a staring sensor, but in a scanner it depends on
' o7 k( Q Q% ]0 |& R4 ythe array offset and number of samples per dwell. A pixel area is often only onesixth or one-eighth of a detector angular area.
& M: P2 [( r S+ T( B3 y7 w4 tMDA GLOSSARY, VER. 4.0 D( {( ?/ q2 r# V& S4 c) q
792 c# X( h0 s8 R9 Z; `: T6 o
DEV ENV Development Environment.
1 i0 p% `' n& G4 v( uDevelopment
+ p0 R# }; M7 E, W3 MTest (DT)
3 a+ C2 B8 x; X2 s/ [- tTest conducted by the development test organization to achieve specified test, Q* U/ F; m9 o2 a$ P: z; k+ ^
objectives. It may be a complete test, a subtest, or a phase of a test., _; I2 j, i. {; k2 a3 t5 E
Development/ i5 z" \6 J V2 h) _
Test I (DT I)
* `3 J& ]2 z% b* ]A series of tests conducted during the demonstration and validation phase.
8 ^1 s$ [2 s5 u8 P, P1 x# L% [Components, subsystems, or the total (or full) system are examined to determine
( Q+ p& @" p K6 `7 \whether the system is ready for EMD. State-of-the-art technology is addressed
& m) L% d: q: gin DT I.
1 i+ h0 J {+ h1 s* A! zDevelopment
4 l# |9 Y' \5 s/ L8 l0 e0 DTest II (DT II)
( J% N9 v7 G( M4 q# E9 aA series of tests, normally during EMD, which provide the technical data! C, o7 w. t6 o
necessary to assess whether the system is ready for low-rate initial or full& c; N" R# G* Y
production. It measures the technical performance and safety characteristics of
1 Y5 a: O( _) I$ Cthe item and evaluates its associated tools, test equipment, training package,
$ k3 A7 w, n( k* Z! d- a. k! A4 k$ {) Oand maintenance test package as described in the development plan. DT II
% Q$ b8 d1 \$ r2 F* xaddresses accomplishment of engineering design goals and the fulfillment of
5 B: R4 \2 ?" v4 P6 ^# Acontract specifications." V" r$ K% N# Y' u7 T# g
Development
# j/ a/ @/ o3 T* m7 y, v9 G3 ZTest III (DT III); k1 _+ R3 q! O; ?
Tests conducted during production.' i/ i4 g2 X0 k0 V
Development* e1 u2 Z! A; e& j: S& ~
Test and6 A: W O# F$ o2 K: V5 K5 c0 [$ w
Evaluation
6 C# `6 g; a: _1 Z(DT&E)
9 Y6 ?+ F* ~* ~8 yTest and evaluation conducted to measure progress, usually of
8 o3 B4 Q6 x, q5 {component/subsystems, and the proofing of manufacturing processes and
' s5 i9 R/ Y/ y/ @controls and to assist the engineering design and development process and
+ a5 p/ v+ Q. d# [# l) a1 xverify attainment of technical performance specifications and objectives. Usually0 m) D% q+ {$ y( @, ~
conducted under controlled or laboratory conditions. Can be conducted before
& i. t. ?9 S. N! B4 p( {/ aor after production begins.8 `6 \+ N1 X' x, a' N
Development2 Y8 p' d) b1 N3 s
Test (DT)
- k+ O0 g6 v$ A! p+ x4 I) ZTest conducted by the development test organization to achieve specified test! n4 h& ]! p' @5 m( R4 V& z4 C
objectives. It may be a complete test, a subtest, or a phase of a test.5 ~7 k E. Y8 z
Deviation Criteria Limits established beyond which a Program Manager may not trade-off cost,
+ u4 K* ?9 V" n! N: |schedule, or performance without authorization from the milestone decision0 l' {) P% h0 [( S6 n L
authority. Acquisition Program Baseline (APB) thresholds represent these/ t) m( d+ n% }4 A7 b5 t1 f
parameters.
( v! K. V+ A" W! | p# J4 K) b: tDevolution of
5 b! C+ N6 k2 e0 N2 [- v6 TCommand
3 D/ I% o7 X" V9 x% g! F; JMinimal essential operational capability to perform C2 provided in an orderly and
# a7 C3 p1 k4 ?0 Stimely fashion to a duly authorized successor.; X5 n6 o9 B" r; N7 h3 n) q
DEW (1) Directed Energy Weapon. (2) Directed Energy Warfare." t3 ?4 U$ k7 ~: d
DEW/D Directed Energy Weapon/Discrimination.8 ?, Z5 T/ z4 B9 w7 \
DEWG, O Directed Energy Weapon Ground, Orbital
( h( }; b. |# V$ `DEWL Directed Energy Weapon, Laser (thermal or impulse).
# s6 D, [) W% K" jDEWP Directed Energy Weapon, Particle Beam (neutral or charged).
! L8 W7 Z! q) |+ z) `DF-KBS Data Fusion Knowledge Based System.. _, d1 _( Q3 X. w: _5 W6 [8 O
DF2 Deuterium Fluoride.
! e; s, m3 |2 Z4 UDFAR Defense Federal Acquisition Regulation0 M v9 Q3 }, @/ w- ` D+ a
DFARS Defense Federal Acquisition Regulation Supplement., L4 c H; E% h1 k0 w, D
MDA GLOSSARY, VER. 4.0 D0 J' l- n+ I( o# p6 i) u, \# `$ f
80* _" ~6 Z5 y/ r+ Q
DFAS Defense Financing and Accounting Service.8 d+ v* C2 ?$ @! `2 m" c
DG OBSOLETE. Defense Guidance. See Defense Planning Guidance.
: G; B# ]5 o$ C7 k: VDGA Director General of Armaments (France).
- [) q% h+ E- a& S, ZDGP Defense Group on Proliferation.
% W0 ^9 s3 O; s# u: UDI (1) Data Item. (2) Developmental Item.
! o) F* M7 [8 _DIA Defense Intelligence Agency.1 \5 t; y$ ]; r6 y/ t# j' l
DIAC Defense Intelligence Analysis Center.
3 M, `" x, l) k NDIAM Defense Intelligence Agency Manual# K3 j1 e4 [8 x- {3 n7 H
Diameter (Optics) The unit of measure of the light gathering power of a lens.3 w. i1 {# w4 i2 `
DICE Digital Integrated Combat Evaluator.! d$ t/ ~+ X1 g8 K% F4 Y" w
DID Data Item Description.
% W+ |5 }4 M/ J. K+ R# J0 N- wDiffraction The spreading out of electromagnetic radiation as it leaves an aperture. The% j( l! D; t9 D- M( }5 |/ x
angle of spread, which cannot be eliminated by focusing, is proportional to the
! }% C6 X1 D0 M, e2 bratio of the wavelength of radiation to the diameter of the aperture.
2 K, U! L! }8 u# j# y* ~4 aDigital7 X+ b) q0 ~$ ]7 A6 T; I( ~5 q
Processing
" M! ]( Z+ s; X" zThe most familiar type of computing, in which problems are solved through the
8 O( H% X- H* K7 z, m& k2 ]mathematical manipulation of streams of bits.
6 t1 j, x9 {$ u1 }0 ?+ I1 x5 v. NDII Defense Information Infrastructure
8 y* l# a( `' G9 y \Dip A period of significantly decreased RCS signatures of an RV at low altitude (6 to
0 l2 j G* S8 q+ a% Q12 km) between wake termination and de-sheathing. ~0 d0 m5 R# W! i
DIPS Dynamic Isotope Power System (which provides up to 10 kW of power).# Y4 Y" c: y3 w+ C
DIR Director.% l/ }3 e1 L0 D* B* t9 [
Direct Air/ J* A: u# L& k) f0 R
Support Center4 |' N7 _& ` S2 D, j# m
A subordinate operational component of a tactical air control system designed6 D/ O) m; c1 _# l, I U/ i5 ?
for control and direction of close air support and other tactical air support' l1 N5 E& v1 z" W3 K" j
operations, and normally collocated with fire support coordination elements.# W f4 V- a2 q' m
Direct Cost Any cost that is specifically identified with a particular final cost objective. Is not# |+ M2 F1 _$ V# i1 \6 M
necessarily limited to items that are incorporated into the end product as labor or
8 N) @/ T% {5 _( c3 Mmaterial.
; q: d( C8 j6 _" `' A/ u9 W4 XDirect Labor Labor specifically identified with a particular final cost objective. Manufacturing5 S: G8 C% P1 O! x2 K
direct labor includes fabrication, assembly, inspection and test for constructing
' e( Z5 Q- w4 V) |8 s$ Tthe end product. Engineering direct labor consists of engineering labor such as
$ t2 S6 E7 h$ L, r! F! g, n0 H( Wreliability, quality assurance, test, design, etc., that is readily identified with the
- u' B. w* @0 ?- C6 k2 X- {% Qend product.0 ^. r9 N, P0 o3 i0 i
Directed Energy
9 h( Z: q0 I( Y. \4 u(DE)' C4 k3 ]2 D* }4 n5 i1 ~3 h- L7 a
1. Energy in the form of atomic particles, pellets, or focused electromagnetic
$ w: J# s: T% P% d# jbeams that can be sent long distances at, or nearly at, the speed of
1 G! p7 v- _: M' Y1 y: Klight.
q. P" W. X4 m4 c# P1 D& D2. An umbrella term covering technologies that relate to the production of a" a3 ]& y+ {7 h3 e
beam of concentrated electromagnetic energy or atomic or subatomic particles.+ k3 h7 R; v; X' P
MDA GLOSSARY, VER. 4.0 D
4 h* |: C' M! B0 q6 ?8 P) | V810 N3 [8 X, k: L. w, d: h$ M3 ]
Directed Energy2 S2 p0 a7 @7 t: R5 D5 j: k! A/ F! Q
Device
6 U& Y% Q3 e' F! X( [0 @A system using directed energy primarily for a purpose other than as a weapon.6 w) w$ X2 b1 Z/ ~3 F' h3 v) H" ^
Directed energy devices may produce effects that could allow the device to be
0 g+ g5 ^# {' Tused as a weapon against certain threats, for example, laser rangefinders.
$ u4 d s: {0 ?8 F# V7 J0 y2 RDirected Energy5 i- M! w) e1 X/ M! i
Weapon (DEW)7 ^9 D2 `, x: u: u: C9 O! r
A system using directed energy primarily as a direct means to damage or destroy5 |" k) W& t2 \0 p
enemy equipment, facilities, and personnel.
j4 u- a1 M* jDIRLAUTH Direct Liaison Authorized.
+ M% n2 h2 V2 K: \" nDIRNSA Director, National Security Agency.
8 ~1 K8 Y$ ?2 }$ c5 LDIS (1) Distributed Interactive Simulation. (2) Defense Investigative Service.
3 F( j: L0 Z- O* ]; H8 K7 f1 X3 yDISA Defense Information Systems Agency, Washington, DC. (Formerly known as
$ ]& u- `; G6 J V ~' q- ADefense Communications Agency).
+ m1 O4 Z" A4 ?# V( T+ J ~. v7 j5 JDISCO Defense Industrial Security Clearance Office; T$ X% Z- U: W; @7 u! n
DISCOM Division Support Command (US Army term)./ O) q* x2 @3 g' }, ?3 s# N5 |
Discretionary
2 X3 [) U' T- C3 G# f5 O6 sJudgment, _" ~1 z" ]" [3 d! t- g* T
The authority given USCINCSPACE or his duly authorized representative to
8 \5 Z6 x) ^% X" Y" \perform actions not covered by the ROE. |
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