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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. |