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| software designed to meet the user's need; performs a specific task. |
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| a compact disk that reads only memory |
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| the media that carries or transports the message.(telephone wire, coaxial cable, microwave signal, or fiber optic. |
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| an electronic device that recieves date, processes data, stores data, and produces a result. |
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| the part of the computer that directs instructions |
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| Central Processing Unit; the brain of the computer |
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| new facts entered into the computer to be processed, which consist of text, numbers, sounds, and images |
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| designed to be used on the desktop. |
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| Uses a pattern of dots to form words and images on paper |
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| the science of designing equipment nad workspace for a comfortable and safe working enviorment. |
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| a document stired in a disk. |
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| the central computer where the date and software for local area network computers are stored |
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| a printed copy of output. |
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| a device that holds information such as software and files. |
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| physical parts of a computer |
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| Information Processing Cycle |
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| the interactions of humans and computers that consist of input, processing, output, and storage |
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| sprays ink through small holes to form words and images on paper. |
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| the process of entering information into a computer. |
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| input, processing, output, and storage. |
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| contains numbers, letters, symbols, and function keys look like a typewirter |
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| designed to be small enough and light enough to be used on your lap |
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| uses light beams to form words and images on paper |
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| Local Area Networks (LAN) |
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Definition
| computers connected together on a relatively close location such as in the same building or department |
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| Mainframes and Minicomputers |
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| used by business and government to process large amounts of information |
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| a small computer in which the central processing unit or CPU is a single silicon chip |
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| Modulator- Demodulator a device that connects the compuer to a telephone line |
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| when conmputers are connected to other computers that can share information and sometimes hardware (printers) |
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| designed to be used on a desktop but still small enough to be portable |
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| displays the results of processing |
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| contains numbers, letters, symbols, and function keys look like a typewirter |
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| a handheld device that is often used in conjunction with a desktop or other PC |
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| smaller less powerful than the other types of computers |
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| executes instructions given to the computer |
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| the rules that govern the orderly transfer of data sent |
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| random access memory ; Permanent storage |
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| the computer recieving the message |
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| read only memory; Permanent storage |
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| prints compies like a photocopier |
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| the computer that is sending the message |
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| One who repairs hardware and software problems |
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| Output that is not in printed form; such as what is seen on the monitor |
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| programs that tell the computer what to do |
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| most powerful computer used to do things like predict hurricanes and navigate satellites |
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| controls the operation of a computer |
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| Virus Protection Software |
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Definition
| a program the protects a computer from damaging computer viruses |
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Definition
| provides easy access to the Internet without a having to have a traditional computer |
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| when local area networks are expanded to include several local area networks within a city, state, region, territory, county, comtinet or the world |
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