Tuesday, 27 October 2015

input and output devices

  • An input device is any peripheral (piece of computer hardware equipment) used to provide data and control signals to an information processing system (such as a computer).




Mouse                                 
Keyboard
Tablet/touch screen
Scanner
Microphone
Joystick
Barcode reader
Biomeytric device
Digitizer
KVM
Webcam
Digital camera
USB drive
Memory card
CD/DVD-Writer
CD/DVD-Reader
  • An output device is any piece of computer hardware equipment used to communicate the results of data processing carried out by an information processing system (such as a computer) to the outside world.






Speakers
Screen/Monitor/LCD
Printer
Headphones
Digital camera
Plotter
USB drive
Memory card
CD/DVD-Writer


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