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Reliability and+ P9 f w2 A9 f& h; D, o- j0 G5 \
Maintainability" I4 I% H. A) V% L( R) Z3 b
(R&M)- { E/ g @ H! ]
Reliability and maintainability design parameters are key factors in the design of: t# y) a4 L! y' n- y
affordable and supportable systems. R&M parameters provide inputs into the
! x- b f. r& `7 W" Q" _. wdesign and LSA processes that quantitatively link system readiness to the ILS
: R8 ~5 M. Z) melements. One of the principal elements of ILS.
: Y: V9 L9 M" M9 w) M/ hReliability,
. @! E( [' a; _8 [) u# x' pAvailability, and. W% R9 @: N S' G, s/ f
Maintainability
\. U) \$ O! A( N, c(RAM)
- k/ I: }% H2 b+ W L4 AThose requirements imposed on acquisition systems to ensure they are1 d' B- t# v4 K6 i" S- ~
operationally ready for use when needed, will successfully perform assigned
$ ^) W/ E. R2 r4 D- p% Nfunctions, and can be economically operated and maintained within the scope of
- D& C, z3 G4 L( llogistics concepts and policies. RAM programs are applicable to materiel
/ X6 t; M, ^4 gsystems, test measurement and diagnostic equipment, training devices, and
! d, @3 q7 z7 ?$ Ofacilities developed, produced, maintained, procured, or modified for use. (See1 ~+ Y$ ]8 N6 ^% l
individual definitions for Reliability, Availability, and Maintainability.)8 t3 I/ c$ f. w: m6 h
REM Roentgen Equivalent Man.
K7 y q4 O2 k4 {. m) H$ HRemotely Piloted
2 V9 h6 M" V: d1 i. V+ v5 H1 IVehicle (RPV)- O( q% l) J) S2 d; K- r
An unmanned vehicle capable of being controlled from a distant location through
% n2 ]' v/ h# h2 o4 S" g" B" Da communication link. It is normally designed to be recoverable. See also
1 @9 @2 P8 \( vDrone./ f& l2 R2 b5 R
Repairability The probability that a failed system will be restored to operable condition within a; C. ^: V( I! q5 J
specified active repair time.7 A4 U8 S: ?0 X3 ]. |' k$ P$ L( B: K
Repeater-; s5 [( `. G/ S. v, [
Jammer; w: a/ {' W/ y
A receiver transmitter device that amplifies, multiplies and retransmits the signals
/ ~9 w" ?5 K- u" L& \9 p& Ereceived, for purposes of deception or jamming.
: _' |7 k h9 S$ E% JReport Back Information returned from system elements that verify that directions have been3 y! W1 H+ o* V6 A7 f8 a
received and carried out. Also includes information regarding system7 V8 e+ r3 Z/ E5 S* \; W( V) S
effectiveness." M1 j3 A. N; y" z7 Z0 s
Reprogrammable, j7 t1 u# w* C4 K6 p( s/ u8 d
Time4 j$ K7 ^4 u) U; a( x! O
Time required to re-target an alert missile.6 G: }) h3 O& x: I6 X
Reprogramming The transfer of funds between program element and line items within an2 F! O7 R4 M, \" _6 G1 v# Q
appropriation for purposes other than those contemplated at the time of# l9 P3 f: k, O& \. V
appropriation. Appropriate congressional committees generally accomplish
! P2 ?" g+ B" ]/ Oreprogramming pursuant to consultation with and approval.: a& ]* F8 s% l; p( I$ K) C
Request for
% T6 B8 @, N/ f! Z% n6 S6 qProposal (RFP)+ ^- ]* l& w2 ^. g& R. c4 ]1 a9 ^
A solicitation used in negotiated acquisition to communicate government
+ y! s/ z$ l0 x: X: qrequirements to prospective contractors and to solicit proposals.: H* g$ j) p0 n8 e- v/ P
MDA GLOSSARY, VER. 4.0 R
3 @# E, N6 Z, K3 t; o: K/ H247
5 c6 G; V7 {1 m8 qRequest for& ^' k5 N8 v- E( T" i$ f; c
Quotation$ v# O8 Z; Y1 t1 r! I
A solicitation used in negotiated acquisition to communicate government' v0 l3 [1 G, f
requirements to prospective contractors and to solicit a quotation. A response to% X2 c, |3 N( } A
an RFQ is not an offer. It is informational in character.! e& X: I/ ~+ l) Q( ~) r4 ^
Required0 u# F1 c* b' v ]% G0 m5 U
Operational
5 {6 v& p, A5 J, K G- ~* z( ~Capability (ROC)$ ~2 q& W; X. F. X' ?) w% C$ m0 v, Q7 T
OBSOLETE. A document stating need and specific operational capability." s$ W8 v% a4 N' \
Replaced by the Operational Requirements Document (Army, USMC).
+ y/ q# g; U( j% XOperational Requirements Document.
. Z, y5 |: ~& Y2 q* RRequired
2 F' ]% D8 z& y* I' r* [Operational
4 d" r" T% H( R( wCharacteristics
D! D) }9 Q/ |System parameters that are primary indicators of the system’s capability to be
: c2 {- M6 T( m1 t7 H' Q4 C5 j( ?+ Pemployed to perform the required mission functions, and to be supported.
0 r2 y+ l+ @* z PRequired
8 X) a5 H8 ^. U9 R1 |3 d$ X- OTechnical
$ e" ~* d- {# H, p& u/ c! T0 d) X, MCharacteristics
8 B# i" }) F( E& yQuantitative system performance parameters, approved by the DoD Component,
* ~5 D- ?- |) m+ K( t3 A. t fthat are selected as primary indicators of technical achievement of engineering
3 R. y) k+ I* uthresholds. These might not be direct measures of, but should always relate to,, m$ _5 c. G* N
a system's capability to perform its required mission function and to be
- H; T: r7 o) Q5 k6 B; @supported. Required technical characteristics are usually tested and evaluated' x6 s0 _ L" @5 T4 F
by developmental testing and evaluation (DT&E) to ascertain achievement of6 v* w% X5 e( t
approved goals and thresholds for these characteristics. Critical technical
2 p; M! w' ^( Hcharacteristics selected for a DAB program baseline are reviewed and further
' J2 i: m$ v. ^: Q5 g1 W5 Tapproved through the DAB process.0 z1 G5 `5 f8 S' K0 k0 J; E4 \ H/ X
Requirements0 N4 m* L/ H" i
Analysis7 `( o5 e4 n0 {3 y" f" V D9 p
An analysis to determine and document the need for resources to perform the
& W( f8 b% r+ Y/ M1 _1 ~agency’s mission.4 O' a& M/ O6 q4 Z
Requirements
O$ M6 L% c7 K& P" l3 fDocument
9 ^& F1 M' A' M( PA document that sets forth the requirements for a system or system component;
2 o8 Q) d! }7 W! g- ^) ifor example, a software configuration item. Typically included are functional7 ?2 s8 e" W7 A2 n) r& `
requirements, performance requirements, interface requirements, design$ S" d- Y' N& b/ c4 {
requirements, and development standards.8 G1 d. ]$ m. o% \) }# l" J5 J
RES (1) Remote Engagement Section (HAWK TBM weapons system term).& k- W% _- ^: C. `6 T: b) i/ g
(2) Resolution.
! C: y! i' i" o( U; d# E7 ?6 ARESA Research, Evaluation, and Systems Analysis simulation facility (USN), San Diego,
8 H9 W- ~* N; c5 Y- k4 V; o" W9 TCA.
! @: {+ a) {% c: ORescission An action by the President canceling budget authority previously appropriated. V/ L5 B1 X# p/ G$ A% O! m; s( W
but not yet obligated or spent. If both Houses of Congress do not approve the9 Z2 `! P4 v% x4 [2 o6 W" B, y
proposed rescission within 45 days, the President must obligate the BA as9 s! G; H- G! b; R2 x
intended by Congress.3 B; _; \" S5 W, p6 J- U
Research and( [8 P/ Y* s, ^
Development/ M) h5 J/ I9 ~& u4 {2 u# m. U% M
Costs3 Z+ @2 Y6 b8 ]/ a4 H7 Y$ W# @7 [ w' D4 j
Those program costs primarily associated with R&D efforts including the
8 a8 m$ H( q7 F6 wdevelopment of a new or improved capability to the point where it is ready for0 i# @* \, v; q) C4 ]
use. They include equipment costs funded under RDT&E appropriations and
4 B# Y& U$ p# r6 _related military construction appropriation costs. They exclude costs that appear
% p) y+ b( P4 f+ Kin the military personnel, operation and maintenance, and procurement
6 C. b, w8 U- _; Fappropriations.- x- d1 c5 @( S' E8 t/ ]
Research,
, D! ?3 ~" N% U$ H$ ]: A0 y- W2 z iDevelopment,
9 r3 g- t: l6 YTest, and
4 e3 l' [7 r ZEvaluation* u- }: m7 b6 O* z/ C# |2 N1 {3 F% \
(RDT&E)
$ l" a3 P# j0 M6 h1 l- xActivities for the development of a new system that include basic and exploratory
& K8 n: T: ?' K$ B7 E* rresearch, advanced and engineering development, development and
3 q& _$ V$ P' Y$ g7 y' c& P" aoperational testing and the evaluation of test results. Also, an appropriation
8 u6 B: R3 v L% _9 Q: @. |6 E* S' ycategory that includes funds allocated to the FYDP major force program 6.
$ e2 o g) w) J' J(Defense Systems Management College)
+ _6 H3 p5 u: U0 c! v" MResident Space | [; n1 ` V
Object (RSO). t& z- i1 K, |1 q" J- A
The Cheyenne Mountain Complex maintains object, which is currently on-orbit( L& }; N% }, c5 e4 b
and whose element set parameters.% A! ?6 ?& A" T
MDA GLOSSARY, VER. 4.0 R
7 d5 \1 m$ \) b248
4 X7 A _4 [; |. ~, ~0 }0 S! oRESOL Resolution.
. d4 p# c% D. pResolution (1) The ability of a sensor to measure the separation of an image into its
/ y" e5 |; J! z8 F6 y% qconstituent objects so that single objects are visible and distinguishable.
& p) i, e' F6 H0 G" M! p(2) A measurement of the smallest detail that can be distinguished by a
& ?7 N" Z: M4 O. O8 l1 _sensor system under specific conditions.# `: w; q- c) d5 e ~$ m
Response Plan; a# D4 \7 |8 T& Q6 N
Selection- s" |% O7 D( ^5 h5 S
The continual comparison of the nature of the observed threat with the defense6 d% o- F/ s) l L3 A5 ]
system capabilities and selects the best way to attack the threat in accordance% I# u' @9 R( J3 E0 W/ `) c
with established priorities and specified strategy.
+ Y4 v+ E% p) `& I' N4 ]# }& |Responsive2 P8 ]* t8 c1 F" O4 z8 e: ^4 R# G7 u4 [
Threat
5 J' A% c* l! z! Q9 aThe threat after taking into account modernization and countermeasures5 Q e$ Y: b& F$ e! l; x
introduced to offset the capabilities of the SDS.
+ k& W6 m/ [/ v" s. zRestitution The process of determining the true planimetric position of objects whose images7 m2 S7 O, h& r3 ~0 h1 x. v
appear on photographs.* v5 L# [+ t# w$ r$ v
Retrofit Action Action taken to modify in-service equipment.7 F. r' m' S$ \, }9 u
Retrograde Orbit An orbit having inclination of 0 to 90 degrees (See Prograde Orbit).; q2 E# o& f5 s6 ^" O
Reverse
2 U) M0 N ?; J& K4 oEngineering, t( t& k5 ?/ F [
The process of analyzing a computer system’s software to identify components
# b2 ?. q5 \3 ^, }7 F8 L, Band their interrelationships.& D' X- Z; z! b1 ]" k
REVIC Revised Enhanced Version of Intermediate COCOMO (Computer term).0 y3 c& b6 @' ~9 b) L, k; k
Revisit Interval The time that elapses between successive observations of an object from a
) `6 \* F0 H+ U/ f2 Vsingle sensor. |
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