Computer Virus

What is a virus?
A virus is computer program that copies or infect other computers’ information without knowledge of the user. A virus might corrupt or delete the files in your computer.Once you obtain the virus, virus begin to work and spread when you start up the program or application of which the virus is presented.Viruses behave in different ways. Some of the virus stay active when the application it is part of is running. If you turn off the computer the virus is inactive. Other viruses will operate everytime you turn on your
computer after infecting system or network.

How do you receive virus?
Virus is passed from one computer to another. A virus can attached to your files that you copied to your computer. You mostly recieve viruses from Internet activities such as e-mail, downloading files or surfing the internet. Moreover, virus can also come from computer disks or other storage devices that are connected to your computer.

How to stop them?
As I said before, virus can be transferred to other computers without knowing. The best way to stop virus is downloading a safety virus protection software such as Anti-virus. The software can scan your machine and removes the virus that are found.  It is important to check or upgrade your virus program regularly as new viruses appear everyday.

Safety (What should I be careful)
To prevent the virus or to be safety, it is essential to keep your computer with the latest update and anti virus tools, stay informed about recent threats, and that you follow a basic rules when you surf the internet. You should be careful of surfing internet like downloading and open attachments.