Tuesday, 10 January 2012

computer components



CPU
Central Processing Unit, or "brains" of the computer.





Monitor
An output display device (looks similar to a TV) in a computer system.  You see information on the monitor's screen.





Microphone
Input device in which sound energy is changed into electrical energy for the sending or recording sound (your voice).



Scanner
Input device that reads copy as an image and digitally records the image.



Printer
A device that produces a paper copy of the information on your screen. The printer on the left is an INK JET PRINTER, and the other is a LASER PRINTER.


 

Keyboard
Input device - choose letters, symbols, and actions by pressing keys



Mouse
A hand-held input device you roll on your desk to point to and select items on your screen. When you move the mouse, the mouse pointer on the screen moves in the same direction.













































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