A computer is an electronic device which accepts input from keyboard ,stores it in the memory by performing arithmetic and logical operations and displays the output on the screen.
A computer is a device which is capable of performing billions of operations and make millions of decisions per second at a marvelous speed .
Eg: A computer can perform million of additions per seconds which a human requires nearly a life time to complete the same number operations using a desk calculator .
Wednesday, September 22, 2010
what is computer
Posted by techsupport at 3:03 AM
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