What is Computer Virus and What are the Types of Virus?

Hi Friends VIRUS's full form is Vital Information Resources Under Siege. Viruses are small programs in a computer which are auto execute programs that enter the computer and affect the functioning of the computer. These are called viruses. Viruses can spread to your computer system, hack your computer or steal your personal information from your computer.

Computer virus is a computer program that can copy itself and infect a computer without the user's permission and the computer user does not even know about it. The virus can copy itself and move from one computer to another. A virus can reach from one computer to another only when its host is brought to an uninfected computer. So lets learn about types of virus.

1]. Virus.
A virus is a computer program that copies itself. It moves from one file to another and from one computer to another. Viruses can reach from one PC to another via a pen drive.

2]. Malware.
Malware and viruses are both different terms. Malware is the general term, which means malicious software, that is, anything that can harm your computer. Malware includes viruses, Trojan horses, spyware, scarware, etc.


3]. Spyware.
Spyware is software that is installed on a computer and collects information and sends it to the creator of the software. It steals personal information.


4]. Scareware.
In this, the user gets the message that it is free antivirus and click on the link to download it. Clicking on such links can bring this scarware to your computer. This can damage your computer and personal information.


So friends, all such viruses can damage your computer and your personal information can also be leaked. To avoid such viruses, you should keep your computer away from the infected device and install a good antivirus in your computer. Antivirus will help you prevent viruses in your computer and will eliminate the pre-existing viruses.

1]. Antivirus.
Antivirus is software that prevents any malware from entering the computer. If there is malware in the computer, then it is also antivirus to detect and remove it from there.


If you use more internet on your computer then you should keep premium antivirus in your computer to avoid viruses and if you do not use much internet then you can put free antivirus in your computer to avoid viruses.