major parts of computer

 Major parts of computer

there are three major parts of computer that should be clear before moving ahead:

[1]. hardware:- It means the physical entity of computer, in other words it is the part of computer which can be seen and touched.

[2]. Software:- It is the program that runs on a computer. Software is made up of instructions that tell the computer what to do. It is stored on disks in bits and bytes.

[3]. Firmware:- It is a program that is written to the read- only memory ( ROM) of a computing the device.