Question

a virus is a software which_ a system​

Answer 1

Answer:

in computer

Explanation:

MARK ME AS BRAINLIEST

FOLLOW ME

Answer 2

Explanation:

A virus is a software which affect a system.

Processing speed:-

The speed of computer running slow if computer has virus.The slower speed will result in more time taken by the computer.

Personal informations:-

Virus attaches itself to your files and monitor your internet behaviour and collect all your personal information

Frequently off:-

Your pc will frequent off if it has virus.

Preventions to be measured:-

You can install fire or antivirus program.A firewall doesn't protect you from all virus so you have to install antivirus program