Sunday, 13 November 2016

LEARN COMPUTEER

COMPUTER


computer fundamentals



COMPUTER is an electronic device which takes input from the user through an input device, process the data through central processing unit  (unit), and gives the output  called information through output device.

Examples of input device:
          Keyboard, ….keyboard consists of letters, numbers, special characters and functional keys.   Keyboard is used to feed the data for various purposes. 

Exampeles of output device:

          VDU….visual display unit,  which is used to display the processed data, the information produced is meaningful and user friendly .



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