Friday, 30 September 2011


Output Devices


• Device that is capable of representing information from a computer is called an output device
There are three important output devices connected to the system unit:

• Monitor
• Printer
          Dot matrix, Inkjet, Laser
• Speakers

Monitor


• Resembles a television screen
• Also called the Visual Display Unit (VDU)
• Used to display information from the computer
• Displays text and graphics
• Has a power button to turn it on or off
Printer


• Used to transfer data from a computer onto paper
• Colour printers as well as grey scale printers available in the market
• Different types of printers are dot matrix printers, inkjet printers and laser printers
Speakers


• Used to play sound like Music

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