Question

what do you know about a computer virus and spyware?

Answer 1

■Computer virus is caused by some duplicate programming softwares. spyware means hacking .

Answer 2

Viruses and spyware are also known as 'malware'.

A worm, for example, can exploit security vulnerabilities to spread itself automatically to other computers through networks. Some are noticeable to the computer user, but many run in the background, unnoticed by the user. A virus may be designed to replicate itself.