A Flashcards
Access rights to hardware
X
Accumulator
A special purpose register used by the Arithmetic Logic Unit to hold the accumulated results of calculations
Accuracy
A measure of how well a computer representation of an image, sound etc. matches the original
Adaptive maintenance
X
ADC
Analogue to digital converter used to generate a digital signal from analogue input
Address Bus
Used to pinpoint a memory location
Addressability
X
Adjustable-Split Keyboard
A three-piece folding keyboard organised into three adjustable sections
ADSL
ADSL stands for Asymmetric Digital Subscriber Line - a modem technology which converts existing twisted-pair telephone lines into access paths for multimedia and high-speed data communications. ADSL can transmit up to 6Mbps to a subscriber, and as much as 832Kbps or more in both directions
ADPCM
X
Adware
Adware is software which is free to use but which pays for itself by presenting the user with advertising material
Advances in computer hardware
X
AI
See Artificial Intelligence.
ALU (Arithmetic Logic Unit)
ALU (Arithmetic Logic Unit) is part of the CPU which carries out computation & is the heart of a computer where data is processed and manipulated
Analysis
X
Animation
X
Anti-aliasing
X
Anti-virus software
Searching for virus signatures
Use of Checksum
Memory Resident Monitoring
Heuristic detectors
Application-based performance tests
X
Applications
X
Arrays (one dimensional)
X
Artificial Intelligence
X
Artificial Intelligence applications and uses
X
Artificial Intelligence development
X
Artificial Intelligence practical problems
X
Artificial neurons
X
ASCII
American Standard Code for Information Interchange
Artificial Neural Systems (ANS)
X
Aspects of intelligence
X
Asynchronous Transmission
A character is sent as soon as it is available rather than using a clock pulse to synchronise transfer
Authoring software
X
AVI
Audio Video Interleaved
Anti-virus software detection techniques
X
Acceptance testing
Testing of software outside the development organisation and usually at the client site.
Adaptive maintenance
Takes place when a program’s environment changes, for example a different operating system.
Algorithm
A detailed sequence of steps which, when followed, will accomplish a task.
Alpha testing
Testing of software within the development organisation.
