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hardware&software
Question | Answer |
---|---|
Application software | software designed to meet the user’s need; performs a specific task |
CD-ROM | a compact disk that reads only memory. |
Channel | the media that carries or transports the message. (telephone wire, coaxial cable, microwave signal, or fiber optic) |
Copy | an electronic device that receives data, processes data, stores data, and produces a result |
Control Unit | the part of the computer that directs instructions |
CPU - | Central Processing Unit; the brain of the computer |
Data | new facts entered into the computer to be processed, which consist of text, numbers, sounds, and images. |
Desktop computer | designed to be used on a desktop. |
Disk | a storage device |
Dot Matrix Printer | Uses a pattern of dots to form words and images on paper. |
Ergonomics | the science of designing equipment and workspace for a comfortable and safe working environment |
File | a document stored on a disk |
File server | the central computer where the data and software for local area network computers are stored. |
Hard Copy Hard Copy | a printed copy of output |
Hard Disk/Drive | a device that holds information such as software and files |
Hardware | physical parts of a computer. |
Information Processing Cycle | the interactions of humans and computers that consist of input, processing, output, and storage. |
Inkjet printer | sprays ink through small holes to form words and images on paper. |
Input | the process of entering information into a computer |
IPOS | input, processing, output, and storage |
Keyboard | - contains numbers, letters, symbols, and function keys; looks like a typewriter |
Laptop computer | - designed to be small enough and light enough to be used on your lap. |
Laser Printer - | uses light beams to form words and images on paper. |
Local Area Networks (LAN) - | computers connected together in a relatively close location such as in the same building or department. |
Mainframes and minicomputers | used by business and government to process large amounts of information. |
Microcomputer | a small computer in which the central processing unit or CPU is a single silicon chip. |
Modem | Modulator – Demodulator. A device that connects the computer to a telephone line |
Network | when computers are connected to other computers that can share information and sometimes hardware (printers) |
Notebook computer | designed to be used on a desktop but still small enough to be portable. |
Output | Displays the results of processing. |