Keyboard have 101 or 104 keys, Mouse is handheld pointing device, The Monitor is the standard output device used for displaying results, The tablet pen is similar to the light pen., A joystick is a pointing device., The optical mark reader is used to scan forms completed in pen or pencil, Magnetic Ink Character Recognition is used to read cheque, A webcam is a type of digital camera,

STD5-CAP1-CH3-COMPONENTS OF COMPUTER SYSTEM

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