Input and Output

What is Computer?

Computer
Data Storage Device

A computer is an electronic device that manipulates information, or data. It has the ability to store, retrieve, and process data. These devices is separate to:

  • Input : Information coming from the outside world into a computer.
  • Output : Information from a computer sends to the outside world.
  • Processor : The main chip in a computer that converts information from one form to another and follows instructions.
  • Storage memory : A location for information to be stored in the computer. It consist of temporary memory and permanent memory. For temporary memory, the information will lost once the computer is turned off such as RAM. And Permanent memory such as pendrive or hardisk
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