Technology terms starting with C

2,021 terms

Compensating Security Controls The management, operational, and technical controls (i.e., safeguards or countermeasures) employed by an organization in lieu of the recommended controls…
COMPES Contingency Operations/Mobility Planning and Executing System.
competitive access provider (CAP) A company that provides exchange access services in competition with an established U.S. telephone local exchange carrier.
competitive clip In time-assignment speech interpolation (TASI) or digital speech interpolation (DSI), truncation of the initial part of a speech spurt, caused when all…
compilation The process of translating a programming language. This often involves translating a high level programming language into a low level programming…
compilation unit The smallest unit of source code that can be compiled. In the current implementation of the Java platform, the compilation unit is a file.
compile To translate a computer program expressed in a high-level language into a program expressed in a lower level language, such as an intermediate language…
compile phase Any time before Perl starts running your main program. See also "run phase". Compile phase is mostly spent in "compile time", but may also be spent in…
compile time The time when Perl is trying to make sense of your code, as opposed to when it thinks it knows what your code means and is merely trying to do what it…
compiler A program which performs a process of compilation on a program written in a high level programming language.
compiling program Synonym compiler.
complement (of cable) A group of conductors of the same general type (e.g., quadded, paired) within a single cable sheath. [47 CFR Pt.36-A]
complement operator The complement operator, ~, is used to invert the value of each bit in a binary pattern. For instance, the complement of 1010010 is 0101101.
complementary colors 1. With respect to additive mixing, any pair of colors that are radially opposite one another relative to the white point on a chromaticity chart, e.g.
complementary network service (CNS) A means for an enhanced-service provider customer to connect to a network and to the enhanced service provider.
Completeness In relation to relevancy, a gauge of how well the document matches superior document contexts such as the title or the URL.
complex All groups of operator positions, wherever located, associated with the same call distribution and/or stored program control unit. [47 CFR Pt.36-A]
compliance solution framework The IT infrastructure that your organization has implemented to comply with the specific regulations that apply to your industry.
compliance testing A one-time process to verify that a collection of software and hardware fulfills given specifications. [Mattila]
compliant computer A computer that meets the NAP health requirements of a network. Only NAP-enabled computers can be compliant.
component Subsystem, assembly, or subassembly of logically grouped hardware and software, that performs interacting tasks to provide BMDS capability at a functional…
component (JavaServer Faces technology) See JavaServer Faces UI component.
Component Acquisition Executive A single official within a DoD component who is responsible for all acquisition functions within that Component.
component analog video See CAV.
component color The structure of a video signal wherein the R', G', and B' signals are kept separate from one another or wherein luminance and two bandlimited…
Component Command Centers The Component Command Centers (which will contain Army and Air Force unique capabilities) will be capable of supporting the USSPACECOM Command Center and…
component contract The contract between a J2EE component and its container. The contract includes life-cycle management of the component, a context interface that the…
component profile A profile that is made up of a defined subset of a single standard [POSIX.0].
Component Program A major defense acquisition program delegated to the Military Department of Defense Agency for management.
Component settings database (_SERVDB) The component settings database contains alert definitions, notifications and the gatherer log.
component-managed sign-on A mechanism whereby security information needed for signing on to a resource is provided by an application component.
composer A "constructor" for a "referent" that isn't really an "object", like an anonymous array or a hash (or a sonata, for that matter).
composite application An application that combines smaller applications or components. Depending on the platform and deployment options, a composite application might included…
composite cable A communications cable having both optical and metallic signal-carrying components. Note 1: A cable having optical fiber(s) and a metallic component, e.g.
composite color The structure of a video signal wherein the luminance and two bandlimited color-difference signals are simultaneously present in the channel.
composite signaling (CX) Signaling in which an arrangement is made to provide direct current signaling and dial pulsing beyond the range of conventional loop signaling.
composite synchronization A signal consisting of horizontal sync pulses, vertical sync pulses, and equalizing pulses only. [After Silicon]
composite test signal In television systems, a test signal consisting of a line bar (125 ns rise time and fall time), a 2T pulse (250 ns half-amplitude duration), a 12.5T (1.
composite two-tone test signal A test signal composed of two different frequencies and used for intermodulation distortion measurements.
Composite Video Combines red, green, blue and synchronization signals into one video signal so that only one connector is required; used by most TVs and VCRs.
composite video signal The electrical signal that represents complete color picture information and all synchronization signals, including blanking and the deflection…
composited circuit A circuit that can be used simultaneously either for telephony and dc telegraphy or for telephony and signaling.
compositing The process of superimposing one image on another to create a single image.
compound document A computer-generated document comprised of a variety of data formats, such as text and graphics
compound signal In ac signaling, a signal consisting of the simultaneous transmission of more than one frequency.
compress See data compaction, data compression, signal compression.
compressed video Video that has been encoded so as to reduce the number of bits required for storage or transmission.
Compression Compression algorithms such as Zip and RLE reduce the size of files saving both storage space and reducing bandwidth required for access and transmission.
Compression Ratio The ratio of the size of an uncompressed file to a compressed file, e.g., with a 10:1 compression ratio, a 1 MB file can be compressed to 100 KB.
Compressor A device used to compress air for mechanical or electrical power production, and in air conditioners, heat pumps, and refrigerators to pressurize the…
Compromise Disclosure of information to unauthorized persons, or a violation of the security policy of a system in which unauthorized intentional or unintentional…
compromised obsolete In cryptography, a key state in which the secrecy or integrity of the key is suspect. [After X9.17/95]
compromising emanations Unintentional signals that, if intercepted and analyzed, would disclose the information transmitted, received, handled, or otherwise processed by…
Compton Current Electron current generated as a result of Compton processes. (See Compton Effect and Compton Electron.)
Compton Effect The scattering of photons (of gamma or x-rays) by the orbital electrons of atoms.
Compton Electron An electron of increased energy ejected from an atom as a result of a Compton interaction with a photon. (See Compton Effect.) 58
Compute Element A physical grid component that is a general purpose computer, such as a server. See also: Grid Component
compute unit A compute unit is measurement tool used to compare and contrast different virtual servers (instances).
computed field On a form, a field whose value is determined by a formula that you write.
Computer Includes but is not limited to network servers, desktops, laptops, notebook computers, mainframes and PDAs (personal digital assistants).
computer abuse In computer security, a willful or negligent unauthorized activity that affects or involves the computer security of a data processing system. [2382-pt.
Computer Aided Design (CAD) An automated system for the design, drafting, and display of graphically oriented information.
computer architecture Of a computer, the physical configuration, logical structure, formats, protocols, and operational sequences for processing data, controlling the…
computer conference A communication session, facilitated by means of a computer network, between several participants, each of them having access to all messages submitted.
computer conferencing Teleconferencing supported by one or more computers. 2. An arrangement in which access, by multiple users, to a common database is mediated by a…
computer crime A violation of law committed with the aid of, or directly involving, a data processing system or network. [2382-pt.8]
computer cryptography Use of a crypto-algorithm program by a computer to authenticate or encrypt/decrypt information. [INFOSEC-99]
Computer Forensics Computer Forensics (in the context of this document, forensic analysis) is the use of specialized techniques for recovery, authentication and analysis of…
computer fraud A fraud committed with the aid of, or directly involving, a data processing system or network. [2382-pt.8]
computer graphics Graphics implemented through the use of computers. 2. Methods and techniques for converting data to or from graphic displays via computers. 3.
computer graphics metafile See cgm.
Computer Graphics Metafile (CGM) A graphic image exchange standard, ANSI: x3.122-1986, ISO: 8632-1986, for graphic output file format.
computer language Synonym programming language.
computer network A network of data processing nodes that are interconnected for the purpose of data communication. 2.
computer network engineering See network engineering.
computer network operating system (NOS) A specialized operating system designed for computer networking on minicomputers and microcomputers in a local networking area / campus area network.
computer peripheral See peripheral equipment.
computer program See program.
computer program origin The address assigned to the initial storage location of a computer program in main storage.
computer routine See routine.
computer science The discipline that is concerned with methods and techniques relating to data processing performed by automatic means.
Computer Security (COMPUSEC) The totality of security safeguards needed to provide acceptable level of protection for automatic data processing (ADP) systems and the classified data…
Computer Security Incident A violation or imminent threat of violation of computer security policies, acceptable use policies, or standard computer security practices.
Computer Security Incident Response Team (CSIRT) A capability set up for the purpose of assisting in responding to computer security-related incidents; also called a Computer Incident Response Team…
Computer Security Object (CSO) A resource, tool, or mechanism used to maintain a condition of security in a computerized environment.
Computer Security Objects Register A collection of Computer Security Object names and definitions kept by a registration authority.
computer security subsystem Hardware/software designed to provide computer security features in a larger system environment. [INFOSEC-99]
Computer Software Configuration Item (CSCI) An aggregation of software that satisfies an end use function and is designated by the Government for separate configuration management.
computer system A functional unit, consisting of one or more computers and associated software, that (a) uses common storage for all or part of a program and also for all…
computer system fault tolerance The ability of a computer system to continue to operate correctly even though one or more of its components are malfunctioning.
computer system resilience Synonym computer system fault tolerance.
computer systems engineering See systems design.
Computer Virus A computer virus is similar to a Trojan horse because it is a program that contains hidden code, which usually performs some unwanted function as a side…
computer word In computing, a group of bits or characters that occupies one or more storage locations and is treated by computers as a unit. Synonym machine word.
computer-aided software engineering See CASE.
Computer-Aided Software Engineering (CASE) CASE tools are defined programming rules for applying engineering principles, methods, techniques, and concepts.
computer-aided systems engineering See CASE.
computer-dependent language Synonym assembly language.
computer-input microform A system that converts microform images to digital images and then converts the resulting images to electronic format by optical character recognition
computer-oriented language A programming language in which words and syntax are designed for use on a specific computer or class of computers.