Input devices is any hardware component that allows users to enter data and instructions into a computer
E.g.:keyboard ,mouse,scanner,barcode reader .
Also pointing devices :mouse,joystick,trackball,touch screen,pointing stick and graphic tablet
Input
-Text ~keyboard,scanner
-Audio ~microphone
-Grahpic ~digital camera,scanner
-Video ~video camera,web cam
-Pointing devices ~mouse,trackball,joystick,touch screen,grapic tablet
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