It's all about computer viruses in detail

1. Computer
Virus

2. What is a computer virus ?

3.  Computer virus is a program that is loaded onto your
computer without your knowledge and runs against
your wishes.
 They perform some activities like deleting files or
disturbing your computer settings.
 If a file that contains virus is executed or copied onto
another computer, then that computer will also be
"infected" by the same virus.

4. When virus will affect our computer
?

6. Computer virus affect mostly attack.com, .exe, .sys,
.bin, .pif etc Virus can affect any files on your
computer.
Virus will generally infect executable files or
data files, such as word or excel documents

7. How to protect your computer
against viruses ?

8. -:: To Protect computer against viruses, follow these steps ::-
( 3 simple Steps )
Turn on the firewall.
Keep your computer up-to-date.
Install Microsoft Security Essentials and keep it
up to date.

9. How Do I Prevent A Virus ?

10. Load only software from original disks or CD's.
Pirated or copied software is always a risk for a
virus.
Execute only programs of which you are familiar as
to their origin. Programs sent by email should
always be suspicious.
Computer uploads and "system configuration"
changes should always be performed by the person
who is responsible for the computer.
Password protection should be employed.
Purchase or download a anti-virus program that runs
as you boot or work your computer. Up-date it
frequently. There are free anti-virus programs
available.

11. Symptoms of computer virus ?

12.  The computer runs slower than usual.
 The computer crashes, and then it restarts every few
minutes.
 Applications on the computer do not work correctly.
 Strange sounds or music plays from the speakers
unexpectedly.
 A program disappears from the computer even though you did not
intentionally remove the program.
 You cannot print items correctly.
 Disks or disk drives are inaccessible.

13. THANK
YOU…….!!