Rays Systems

CMOS Complementry Metal Oxide Semiconductor. It is backed up by a battery to keep the clock ticking. It also contains BIOS program which is neccessary for a computer to start. CODEC Short for compression / decompression, codec refers to an audio or video compression method. Indeo and Cinepak are common video codecs. COM Computer Output on Microfilm. Compiler Converts a program written in a computer programming language into machine language all at once. An error file (.ERR) is also generated if any errors are found in the source code. Normally a comiler does not links the neccessary library files to an object file till the time all errors are removed. Compression The process of shrinking files to conserve disk space or reduce modem transmission time. eg. PKZIP, LHARC, etc. Computer A machine used to store and process information. Computer crime It refers to using computer resources to engage in unauthorized or illegal acts. It normally includes: data diddling (performing unauthorized m...

Array Collection of variables of same name, same data type, same size BUT different subscript numbers/element numbers.eg. an array to store names of ten students of a class may be defined in acomputer language like : DIM names [10] . ARU Audio Respond Unit. Used as output device. gives out output in voice form. ASCII American Standard Code for Information Interchange. It is a character set used as a standard to store and retrieve, send and recieve data and information on different media. Assembler Converts programs written into assembly language into machine language. It does it line by line. Assembly language A low level language, bit easy as compared to machine language but quite difficult as compared to high level languages. Needs an assembler to translate it's code into machine code. Asynchronous transmission A type of transmission that sends data using flow control rather than a clock to synchronize data between the source and destination. AT Advance Technology. Class of IBM ...