Wednesday, 26 September 2012

Lesson 3 - Basic Components of computer



The three basic components of computer:






·        Input /Output or I/O: is the communication between the information processing system and the world outside. Inputs; are the data and signals that received by the system. However, the outputs are the signals or data sent from it.
·        Microprocessor:  It is the heart of the computer and can be the desktop machine, server or the laptop. Also,  microprocessor known as CPU or central processer unit.
·        Storage (memory): Physical device that used to store data on a temporary or permanent in the computer. 

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