Question

What are computer viruses

Answer 1

Answer:

Computer virus is meiliceous file which is accidentally comes in our computer. This virus makes so many copies of their file and makes ous computer to work slowly. Then It can be prevented by using antivirus software...

Some name of antivirus is Net protector, quickhill, Avast,etc.

Answer 2

Answer:

A computer virus is a computer program that may cause harm to the computer. That can copy Excel or replice it itself to different location and damage the computer.