How Computer Works!!!!!!

		Input Unit

The input devices translate the information into a form understandable by the computer.

Eg.keyboard

CPU (Central Processing Unit)

CPU is considered as the brain of the computer.

Functions of cpu.

1.fetch .(means taking data from input device)

2.Decode. ( means convert data to human readable format to machine readable)

3.excute( do the process for output)

4. Store ( save the output data to temporary register)

CPU itself has the following three components −

• ALU (Arithmetic Logic Unit)
• Memory Unit
• Control Unit

Output Unit

Input Unit

The output devices translate the information into a form understandable by the user.

Eg.Monitor