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PRABHAKAR PRASA helps fight animal cruelty.

computer

by PRABHAKAR PRASA on December 21, 2010

 

 

computer

A programmable machine. The two principal characteristics of a computer are:

  • It responds to a specific set of instructions in a well-defined manner.
  • Modern computers are electronic and digital. The actual machinery -- wires,transistors, and circuits -- is called hardware; the instructions and data are called software.

    All general-purpose computers require the following hardware components:

  • memory : Enables a computer to 
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