What is Computer Hardware?

What is Computer Hardware?

Introduction to Computer Hardware

Computer hardware is the physical part of computer which we can touch; 

There are main four parts of computer.

1. System Unit
2. Monitor 
3. Keyboard 
4. Mouse

Combination of all above parts is called computer, while system unit is a main part of computer.

Types of System Unit 

There are two types of system unit. 

Inside of System Unit

1. Motherboard 

As system unit is the main part of computer similarly motherboard is the main part of the system unit.


Central Processing Unit is the main part of motherboard. It is mounted on motherboard, and has cooling unit on top.  Its speed is measured in megahertz. It holds information  about the operating system of the computer.

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