INPUT AND OUTPUT DEVICES

INPUT AND OUTPUT DEVICES

1. INPUT DEVICES: Hardware components that allow you to enter data and instructions into a computer.

   • SCANNERS: convert printed material into a digital format.
   • WEB CAMS: digital video cameras, you can create movies or take pictures.
   • MOUSE: a small handheld device that allows you to control the movement of the pointer.
   • MICROPHONES: allow you to speak into the computer.
   • TOUCH SCREENS: detect when you touch the display area with a finger, hand or pen.
   • KEYBOARDS: used to enter numbersand letters into your computer.

2. OUTPUT DEVICES: Hardware components to transfer results of the processed data.

   • PRINTERS: paper copy of electronic information into printed information.
   • SPEAKERS: are used to output sound.
   • MONITORS: output the information generatedby the computer