dependencyIn security, a relationship between requirements such that one requirement must be satisfied before others can meet their own objectives.
deployerA person who installs J2EE modules and applications into an operational environment.
deployment(1) The placement of force elements in battle positions to obtain a higher state of readiness.
deployment descriptorAn XML file provided with each module and J2EE application that describes how they should be deployed.
Deployment Planning(1) The development and maintenance of plans required to initially deploy, maintain, and evolve the operational system in accordance with schedules and…
Deployment TestingThe testing and/or simulation of system assets in the physical and operational environment in which they are expected to perform.
depolarizationReducing or randomizing the polarization of an electromagnetic wave. Note: Depolarization may be caused by transmission through a nonhomogeneous medium or…
deposit agreementA type of disposition agreement in which NARA agrees to accept physical custody of documentary material without taking legal custody of them.
Depositor accessAn access level where users can create documents but can't read any of the documents in the application.
deprecatedSomething that has been made obsolete by later versions of the API. Deprecated methods should not be used because there is no guarantee that they will…
deprecated modules and featuresDeprecated modules and features are those which were part of a stable release, but later found to be subtly flawed, and which should be avoided.
deprecationRefers to a class, interface, constructor, method or field that is no longer recommended, and may cease to exist in a future version.
Depressed TrajectoryTrajectory with an apogee below that of the minimum-energy trajectory.
DERADefense Evaluation and Research Agency. Consolidated research and development resources of the U.K. Ministry Defence .
dereferenceA fancy computer science term meaning "to follow a "reference" to what it points to".
DeregulationThe process of changing regulatory policies and laws to increase competition among suppliers of commodities and services.
derivation keyA double-length key used to compute another key cryptographically. Note: The derivation key is normally used (in receiving a transaction) to derive or…
Derivative ClassificationA determination that information is in substance the same as information currently classified and the application of the same classification marking.
derived classA "class" that defines some of its methods in terms of a more generic class, called a "base class".
derived fromClass X is "derived from" class Y if class X extends class Y. See also subclass, superclass.
derived unique key per transaction (DUKPT)In cryptography, a key-management technique that uses a unique key for each separate transaction to prevent the disclosure of any past key used by the…
DESA synthetic form of the hormone estrogen that was prescribed to pregnant women between about 1940 and 1971 because it was thought to prevent miscarriages.
descramblerThe inverse of a scrambler. Note: The descrambler output is a signal restored to the state that it had when it entered the associated scrambler, provided…
Description1) The process of analyzing, organizing, and recording information that serves to identify, manage, locate, and explain documentary material, and the…
Description propertyA property added to parameters, resources, resource properties, mappings, and outputs, to help you to document AWS CloudFormation template elements.
descriptive dataTabular data describing the characteristics of geographic features. Can include numbers, text, images, and CAD drawings about features.
descriptive top-level specification (DTLS)A top-level specification that is written in a natural language (e.g., English), an informal program design notation, or a combination of the two [TCSEC].
desensitationThe reduction of desired signal gain as a result of receiver reaction to an undesired signal.
Design ConstraintsBoundary conditions within which the developer must remain while allocating performance requirements and/or synthesizing system elements.
design marginThe additional performance capability above required standard basic system parameters that may be specified by a system designer to compensate for…
design objective (DO)In communications systems, a desired performance characteristic for communications circuits and equipment that is based on engineering analyses, but (a)…
design paneThe workspace area that displays design options, as well as areas to enter design information.
Design ParametersQualitative, quantitative, physical, and functional value characteristics that are inputs to the design process, for use in design tradeoffs, risk…
Design PhaseA period of time in the software life cycle during which the designs for architecture, software components, interfaces, and data are created, documented…
design templateA design that lets you share design elements among applications and store design elements with a template.
Design, Verify and Assign (DVA)Describes a given point in the order completion process in which the circuit design is checked for accuracy and all assignments are verified/available.
Design-to-Cost (DTC) GoalManagement concept wherein rigorous cost goals are established during development, and the control of systems costs (acquisition, operating, and support)…
Designated Approving (Accrediting) Authority (DAA)The individual selected by an authorizing official to act on their behalf in coordinating and carrying out the necessary activities required during the…
designated approving authority (DAA)[The] official with the authority to formally assume responsibility for operating a system at an acceptable level of risk.
designationan indication made by applicant, in the Request for an International Application filed under the Patent Cooperation Treaty, as to the Contracting States…
designerThe person who creates and develops an application, pilot tests it, refines it as necessary, and delivers it to the application manager.
Designer accessAn access level where users can compose, read, and edit any documents, plus modify the application icon, About and Using documents, and all design…
desktop publishingThe use of computers and associated application software to compose, lay out, model, and develop prototypes of documents that are usually intended to be…
desktop sessionA period of time when one user is logged on to a computer. When a user logs on to a computer, the session is created.
desktop videoThe application of nondedicated personal computers to the performance of video auditioning (viewing) or editing.
DESKTOP.DSKA file that contains information about your workspace.
despotically synchronized networkA synchronized network in which a unique master clock controls all other clocks in the network. [From Weik '89]
despun antennaIn a rotating communications satellite, an antenna with a main beam that is continuously redirected with respect to the satellite so that the antenna…
destinationIn spatial interaction, the location of the end of a trip. For example, a shop or an office where a consumer or a worker is going.
destination computerThe computer that will be distributed to customers on which you install Windows.
destination nodeA node having the network address, as determined by the release node, to be where an existing call should be routed.
destination routingIn communications system operations, the routing of messages based on the name of the destination office, the destination user, or the address on the…
destination userIn an information transfer transaction, the user that receives information from the source, i.e., from the originating user.
destroyTo deallocate the memory of a "referent" (first triggering its DESTROY method, if it has one).
destructiondefinitive obliteration of a record beyond any possible reconstitution See also disposition.
destruction holdA hold placed on the scheduled destruction of records due to foreseeable or pending litigation, governmental investigation, audit, or special…
destructorA special "method" that is called when an "object" is thinking about destroying itself.
desynchronizerThat portion of a network element (NE) that attempts to recreate a signal's original clock and attenuates the high-frequency phase variations that result…
Detailed MetadataThis metadata satisfies the requirements of the Federal Geographic Data Committee (FGDC), as augmented by additional elements defined by ESRI.
detailed monitoringMonitoring of AWS-provided metrics derived at a 1-minute frequency.
DetectionThe first of five Early Warning System components consisting of the processes and equipment necessary to collect information about the threatening event…
Detection and Identification RateThe rate at which individuals, who are in a database, are properly identified in an open-set identification (watchlist) application.
Detection Error Trade-off (DET) CurveA graphical plot of measured error rates, as illustrated below. DET curves typically plot matching error rates (false non-match rate vs.
detectivityThe reciprocal of noise equivalent power.
DetectorA passive IR, visible, UV detector turns photons into an electrical signal. The IFOV of the detector is its solid angular sub-tense.
deterministic routingIn a switched network, switching in which the routes between given pairs of nodes are pre-programmed, i.e., are determined, in advance of transmission.
deterministic transfer modeAn asynchronous transfer mode in which the maximum information transfer capacity of a telecommunication service is provided throughout a call.
development environment1. The set of procedures, methods, tools and standards used during system development. See also: Operational Environment [CESG]. 2.
development processThe set of phases and tasks whereby a Target of Evaluation is constructed, translating requirements into actual hardware and software [ITSEC].
Development Test (DT)Test 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.
Development Test and Evaluation (DT&E)Test and evaluation conducted to measure progress, usually of component/subsystems, and the proofing of manufacturing processes and controls and to assist…
Development Test I (DT I)A series of tests conducted during the demonstration and validation phase. Components, subsystems, or the total (or full) system are examined to determine…
Development Test II (DT II)A series of tests, normally during EMD, which provide the technical data necessary to assess whether the system is ready for low-rate initial or full…