Computer Virus:-
A computer virus is just like a program or set
of program that can attach with your computer files and damage it.
Computer virus is coded to attach with some parts of computer or
program. Instructions in this code tell the computer to do some task or
works. This task can be harm full for computer, such as remove any
information from computer or damage the Hard disk. There are many kinds
of virus every virus has different effect on computer, suck as some
virus can be danger for computer because they has instruction to delete
any important file from computer and some viruses can only create some
extra empty files.
How to Computer get virus:-
Just like biological virus that
passed by one person to other person, a computer virus also passed from
one computer to other computer. Computer viruses can be attached with
files when we copy and paste this file in other computer then by doing
this task virus also passed. When we download any file, software or any
game from Internet this file can also be able to contain virus. Many
computer get virus from Internet. However I thing that virus also passed
from local CD and DVD because they are not write by professional
writer. Many of the viruses come through E-mail. Computer cannot effect
by reading of E-mail but some newest types of viruses are so danger that
when you open any E-mail from Inbox. E-mail is attached with virus when
you open it release virus too. Some virus will be activate by
activating of software that contain virus. To protect your computer we
use anti virus. Let's know about anti virus.
What is Antivirus and how it work:-
Antivirus is also a program
that protect your computer from virus and scan your computer from any
effective file. Antivirus detect files which contains virus and remove
it from computer. Anti virus is only the way to protect your computer.
Antivirus scan all files present on your computer and fix or remove
files which contains virus.