What is computer virus ?


A computer virus is a program designed to harm or cause harm on an infected computer , Its spreads through e-mail attachment , portable device , website containg malicious scripts and file downloads .

A computer virus attacher itself to the host files and always activate whenever you open the infected files . The virus can replication itself and then infact the other file on your computer causing more damage . Below is a of different types of computer viruses and what they do .  

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