archival valueThe determination by appraisal that records are worthy of permanent preservation by the Office of State Archives. See also historical value.
archiveA copy of data (any information stored on a computer) on a computer drive, or on a portion of a drive, maintained for historical reference.
archive fileA software file that has been set aside, often in a redundant storage medium, as a security measure or for later retrieval, e.g.
archive writera [Kodak] trade name for a device that converts digital records to computer output microfilm.
archivesThe documents created or received and accumulated by a person or organization in the course of the conduct of affairs and preserved because of their…
archives administrationthe same as archives management, although it often refers more narrowly and particularly to the administration of staff, budgets, facilities, logistics…
archives managementthe management of acquiring and maintaining permanent records in an archives and making them available for public inspection.
ArchiveSinkA diagnostic tool that can be used to log all message and recipient details of an e-mail message for incoming and outgoing messages on an Exchange server.
archivingreducing the strain of storing data by backing it up, removing it from its native environment, and storing it elsewhere. [...
archivistA person professionally occupied in the administration of archives and/or management of archives See also Certified Archivist (CA) and records manager.
ArcStormArcStorm (ArcStorageManager) is a data storage facility and transaction manager for ARC/INFO data.
ArcStorm databaseAn ArcStorm database is a collection of libraries, layers, INFO tables and external DBMS tables.
AreaMust have legally defined geographical boundaries, and may be of any size, except that the site must be a subset of the U.S.
Area Air Defense Commander (AADC)The person given overall responsibility for air defense within an overseas unified command, subordinate unified command, or a joint task force.
area broadcast shiftThe changing from listening to transmissions intended for one broadcast area to listening to transmissions intended for another broadcast area.
area codeSee access code, code, country code, N code.
Area DefenseDefense of a broad geographical area that contains both military and civilian assets (i.e., depots, towns/cities). (USSPACECOM)
area lossWhen optical fibers are joined by a splice or a pair of mated connectors, a power loss that is caused by any mismatch in size or shape of the cross…
Area of InfluenceThe area covered by the drawdown curves of a given pumping well or combination of wells at a particular time.
Area of Interest (AOI)The area of influence and surrounding areas that is of concern to the commander for the objective of current and planned operations.
Area of OperationsThat portion of an area of war necessary for military operations and for the administration of such operations.
Areal DensityRefers to the amount of data that can be stored in a givenamount of hard disk platter.
Areasa means to organize portal for navigational simplification
arithmetic expressionAn expression involving numerical values of integer or floating point types. For instance, operators such as +, -, *, / and % take arithmetic expressions…
arithmetic operatorOperators, such as +, -, *, / and %, that produce a numerical result, as part of an arithmetic expression.
arithmetic overflowIn a digital computer, the condition that occurs when a calculation produces a result that is greater than a given register or storage location can store…
arithmetic registerA register that holds the operands or the results of operations such as arithmetic operations, logic operations, and shifts.
arithmetic shiftA shift, applied to the representation of a number in a fixed radix numeration system and in a fixed-point representation system, and in which only the…
arithmetic underflowIn a digital computer, the condition that occurs when a calculation produces a non-zero result that is less than the smallest non-zero quantity that a…
arithmetic unitIn a processor, the part that performs arithmetic operations; sometimes the unit performs both arithmetic and logic operations.
arithmetical operatorA "symbol" such as + or / that tells Perl to do the arithmetic you were supposed to learn in grade school.
Armed Forces Radio Service (AFRS)A radio broadcasting service that is operated by and for the personnel of the armed services in the area covered by the broadcast.
armorOf a communications cable, a component intended to protect the critical internal components, e.g.
Arms Export Control Board (AECB)An interagency board, chaired by the Under Secretary of State for Security Assistance, Science, and Technology, that serves to advise the Secretary of…
Army Brigade Center (ARBC)The Army center between the ARSPOC and the ARROC with C2 responsibilities for BMD.
Army Component Command Center (ARCCC)A segment of the Command and Control Element, which replicates capabilities of the CCC (BMD) segment and provides administrative and logistics support to…
Army Materiel Command (AMC)Performs the assigned materiel functions of the Department of the Army, including research and development; product improvement; human factors…
Army Space Operations Center (ARSPOC)The Army Space Command Center responsible for logistically/ administratively controlling assigned SDS elements and which shall also include the capability…
ARQAbbreviation for automatic repeat-request. Error control for data transmission in which the receiver detects transmission errors in a message and…
arrangementThe process of organizing materials with respect to their provenance and original order in order to protect their context and to achieve physical or…
arrayAn Array is a single server type used for horizontal scaling. It may be a single worker slave task plugged into our Grid system to scale based on the…
array contextAn archaic expression for what is more correctly referred to as "list context".
array initializerAn initializer for an array. The initializer takes the place of separate creation and initialization steps.
array processorA processor capable of executing instructions in which the operands may be arrays rather than data elements. Synonym vector processor.
arresterA device that protects hardware, such as systems, subsystems, circuits, and equipment, from voltage or current surges produced by lightning or…
ArrowA technology demonstration program started in 1988 and designed to meet Israeli architecture requirements for area defense of population centers against…
ARSAbbreviation for autonomous(ly) replicating segment (or sequence).
articulation indexA measure of the intelligibility of voice signals, expressed as a percentage of speech units that are understood by the listener when heard out of context.
articulation score (AS)A subjective measure of the intelligibility of a voice system in terms of the percentage of words correctly understood over a channel perturbed by…
ArtifactAn object produced or shaped by human beings and of archaeological or historical interest.
artificial intelligencefield of computer science that deals with the development of systems that mimic human intelligence, such as expert systems and natural language processing…
Artificial Intelligence (AI)The subfield of computer science concerned with the concepts and methods of symbolic inference by computer and symbolic knowledge representation for use…
artificial transmission lineA four-terminal electrical network, i.e. an electrical circuit, that has the characteristic impedance, transmission time delay, phase shift, and/or other…
ASAF (A)Assistant Secretary of the Air Force (Acquisition).
asantA Java-based build tool that can be extended using Java classes. The configuration files are XML-based, calling out a target tree where various tasks get…
ASCCAlaskan System Coordination Council (part of NERC).
ASCIIAn acronym for American Standard Code that allocates a number to each key on the keyboard and that can be traded and read by most computer systems.