Element Of Computer System

A.Input Unit:
The Unit is link to the CPU and is used to enter data and program into the Computer memory.For example Keyboard,Mouse etc.

B.Output Unit:
This unit is also link to the CPU and issued to get the information after the processing at data program for example Monitor,Printers.etc

C.Control Unit(CU):
This unit control the operation of all other units it control the check the flow data from input unit to memory to ALU(Arithmetic Logic Unit) for calculation and sent that to memory and to the Output Unit.It has strong hold on all the units with control mechanism.

D.CPU(Central Processing Unit):
It perform operation on data from main memory and written the result of processing to main storage.It is also called the brain of Computer System.Processing is carried out by micro processor which although it serves a very different function.