Talking about the defination of computer virus,"virus" is a type of electronic code. The code that is used to retrieve information on the computer (Corrupt).

The flower form of VIRUS is Vital Information Resources Code. It is a microcomputer program. Those who enter any computer create an obstacle in the functioning of that device. It is an Auto-Exchange program.

In general, computer viruses slow down the speed of the hard disk by reaching the boot sector of the computer's hard disk. This can cause computer program to shut down or work processes to stop.

A computer virus slowly spreads the memory of the user's device and damages the device. Due to which once the virus spreads,  it becomes very difficult to recover the deleted data.