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Keyboard

  • Definition: The most frequently used input device.The keyboard provides a set of alphabetic, numeric, punctuation, symbol, and control keys. When a character key is pressed, a coded input signal is sent to the computer, which echoes the signal by displaying a character onscreen. The 104-key keyboard is standard for PCs, and the 108-key Apple Pro keyboard is standard for the Macintosh

    Source: Pfaffenberger, Bryan. Webster's new world computer dictionary. London: Wiley, 2003.

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