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Vocabulary week 2
| Term | Definition |
|---|---|
| digital | a type of electronic signal that is processed, sent and stored in discrete parts (bits) |
| chip | a thin wafer of silicon containing electyronic circuitry that performs various functions, such as mathematical calculations, storage, or control of computer devices |
| embedded computer | a specialized computer, usually housed on a singel chip, that is part of a larger system, device or machine |
| general purpose computer | a computer that allows the user to perform a range of complex processes and calculations |
| computer | an electronic device capable of interpreting and executing program instructions and data and performing the required operations to produce the desired results |
| program | a set of instructions to be executed by a computer; types of programs include applications and operating systems |
| microcomputer | a single-user computer capable of performing its own input, processing, output, and storage; also called a personal computer (PC) |
| network | a group of two or more computers, software and other devices that are connected by means of one or more communications media |
| local area network (LAN) | a computer network physically confined to a relatively small geographical area, such as a single building or a college campus |
| wide area network (WAN) | a network that spans a large geographical area |
| Internet | a worldwide network of computers linked together via communications software and media for the purpose of sharing information; the largest and best know network in the worl; also called the Net |
| world wide web (WWW) | a global system of linked computer networks that allows users to jump from one site to another by way of programmed links on Web pages; also called the Web |
| Web page | an electronic document stored at a location on the Web; the document can contain text, images, sound and video and may provide links to other Web pages |
| search engine | a software program that enables a user to search for, locate and retrieve specific information on the Internet about any topic |
| garbage in/garbage out (GIGO) | a database related proverb meaning that if errors are entered into, it will produce erroneous output; also refers to all situations involving incorrect user input into a computer |
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INF100
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