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14 Cards in this Set
- Front
- Back
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Define the term hardware
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The physical parts of a computer system
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Define the term software
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Sets of instructions that get the computer to do something useful
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Define the term peripheral device
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Any hardware outside of the CPU
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Define the term input device
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A device which sends data from the outside world to the processor. E.g mouse.
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Define the term output device
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A device which shows the results of the processing done by the CPU to the user e.g monitor
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Define the term storage device
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A device which stores data in a format that it can be retrieved at a later time.
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Why do we need input devices?
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A computer needs data to be inputted or it will have no data to process.
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Why do we need storage devices?
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Data will need to be saved for future use when the processor is turned off and also for transporting data between machines.
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Why do we need output devices?
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The processing that the computer performs will be pointless unless it can be displayed/output to the user.
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State the purpose of systems software
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controls the hardware of the computer making it useable
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State the purpose of application software
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allows the user to make the computer perform a useful task. E.g a word processor would let you write a letter.
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State the name of 8 input devices (thinkmanual and automatic devices) |
mouse, keyboard, microphone, suck and puff switch, joystick, OMR, OCR, MICR, Barcode scanner .... etc
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State the name of 5 storage devices |
CD/DVD-ROM,CD/DVD-R, flash drive, hard disk, external hard drive, magnetic tape ...etc
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State the name of 4 output devices |
monitor, printer, plotter, speaker, projector, light,
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