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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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| an electronic device that receives data, processes data, stores data, and produces a result |
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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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| the science of designing equipment and workspace for a comfortable and safe working environment |
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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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| - 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; looks like a typewrite |
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| Local Area Networks (LAN) |
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| - computers connected together in a relatively close location such as in the same building or department |
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| Modulator – Demodulator. A device that connects the computer to a telephone line |
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| when computers are connected to other computers that can share information and sometimes hardware (printers) |
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| Displays the results of processing |
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| smaller and 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 - Temporary |
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| - read only memory; Permanent storage |
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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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| a program that protects a computer from damaging computer viruses. |
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| when local area networks are expanded to include several local area networks within a city, state, region, territory, country, continent, or the world. |
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| - smaller and less powerful than the other types of computers |
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