List+of+Abbreviations

IT Abbreviations and Definitions ** || ** ATM ** || Automated teller machine || Automatic replacement for a bank teller. || || ** CAI ** || Computer-aided instruction || Instruction that occurs through the use of a computer. || || ** CAL ** || Computer-aided learning || Learning that occurs through the use of a computer || 7. || ** CD ** || Compact disk || A high density storage media based on a 4.75” reflective optical disc. One disc can hold up to 650 million bytes of data that is equivalent to 12,000 images or 200,000 pages of text. || || ** CD-ROM ** || Compact disk read-only memory || High-capacity, read-only memory in the form of an optically read compact disc. || || ** dpi ** || Dots per inch || A measurement of output device resolution and quality. The higher the dpi the better the resolution || || ** DTP ** || Desktop publishing || Use of a personal computer to produce high-quality printed documents. || || ** DVD ** || Digital versatile disk || A high-capacity optical disk that looks like a CD, but can store much more information…minimum of 4.7GB….enough for a full-length movie. || || ** EDI ** || Electronic data interchange || The exchange using digital media of standardised business documents such as purchase orders and invoices between buyers and sellers. || || ** EFT ** || Electronic funds transfer || A process allowing the lender or the borrower to transfer payments electronically between bank accounts or to a lender. || || ** FTP ** || File transfer protocol || A protocol used to transmit files between computers on the Internet. || || ** GB ** || Gigabyte || Amount of memory equal to 1024 Megabytes (1,073,741,824 bytes) of information. || || ** GUI ** || Graphical user interface || A GUI is a programs interface normally comprising of graphics and icons which makes the program easier to use. || || ** HTTP ** || Hypertext transfer protocol || It is a standard method of transferring data between a Web server and a Web browser. || || ** IP ** || Internet protocol || Is the address of a computer on a TCP/IP (Transmission Control Protocol/Internet Protocol) network. IP addresses are written as four groups of numbers separated by periods. An example of an IP address is 192.168.2.36 || || ** KB ** || Kilobyte || This is about a thousand bytes of space. In reality, it's two to the 10th power or 1,024 bytes. || || ** LAN ** || Local area network || A computer network covering a local area, such as a home, office or small group of buildings. || || ** MB ** || Megabyte || A unit of storage capacity - there are 1024 kilobytes in a MB. || || ** MHZ ** || Megahertz || This describes the speed of computer equipment. The higher the MHz the better the performance. One MHz is equal to one million Hertz. || || ** MIDI ** || Musical instrument digital interface || a high quality audio file format. || || ** MP3 ** || MPEG audio layer 3 || MPEG Layer 3. An new standard for audio compression. It is capable of 10:1 compression with no noticeable loss in quality. MP3s have become a popular way to distribute CD quality music on the Internet. || || Optical character recognition || Software that translates images of letters entered into the computer with a scanner into characters that can be manipulated as text but not as images. || || ** OMR ** || Optical mark reader || The process of electronically reading information contained in marks on the paper. || || ** PDA ** || Personal digital assistant || A portable computing device capable of transmitting data. These devices offer services such as paging, data messaging, e-mail, computing, faxes, date books and other information management capabilities. || || ** PDF ** || Portable document format || A universal file format that preserves the fonts, images, graphics, and layout of any source document, regardless of the application and platform used to create it. || || ** RAM ** || Random access memory || A type of memory that can be written to and read from in a nonlinear (random) manner. When an application is opened. it is transferred from the hard drive to RAM where it is more readily accessible. || || ** ROM ** || Read only memory || Memory whose contents can be accessed and read but cannot be changed || || ** RTF ** || Rich text format || An interchange format for exchanging editable documents among word processing programs. || || ** SSL ** || Secure socket layer || A protocol that provides a secured communication on the Internet by encrypting the information. It is layered beneath application protocols (such as HTTP, SMTP, Telnet, FTP, Gopher, and NNTP) and is layered above the connection protocol TCP/IP. The protocol was designed by Netscape Communications Corporation || || ** TB ** || Terabyte || A measure of computer data storage capacity and is one thousand billion (1,000,000,000,000) bytes. || || ** TCP ** || Transmission control protocol || A protocol used along with the Internet Protocol (IP) to send data in the form of individual units (called packets) between computers over the Internet. || || ** UPS ** || Uninterruptible power supply || A device that allows your computer to keep running for at least a short time when the primary power source is lost. || || ** URL ** || Uniform resource locator || The address that is used to reach a website. For example, http://moodle.org/ || || ** VPN ** || Virtual private network || A private communications network generally used within enterprises to communicate over a public network using secure protocols. || || ** VR ** || Virtual reality || A simulated three-dimensional environment, displayed in real time with interactive capabilities. || || ** WAN ** || Wide area network || A connection between computers or networks located in separate cities or area codes. || || ** WWW ** || World Wide Web || That portion of the Internet that uses linking HTML pages. ||
 * 1. || ** AI ** || Artificial intelligence || The field of computer science dedicated to developing computers that mimic the complex relational functions of the human brain. ||
 * 2. || ** ASCII ** || American standard code for information interchange || A method of encoding text as binary values. The ASCII system requires nearly 256 combinations of 8-bit binary numbers to support every possible keystroke from the keyboard. nd control characters, for use in data communication and data storage. ASCII codes represent text in computers, in other communications equipment, and in control devices that ||
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 * 4. || ** CAD ** || Computer-aided design || An automated system for the design, drafting, and display of graphically oriented information. ||
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