As of February, 2007, there were about 250,000 viruses.
There are many ways one can remove a trojan virus from one's computer. One can remove a trojan virus from their computer by downloading a virus removal software such as Sophos.
There were many viruses in 1999 and not a one single virus
Every computer could have a virus but if you use your computer carefully it can be impossible for the virus to come to your computer.
20 Common Types of Viruses Affecting Your Computer. When we talk about computer security, the virus is the leading threat. It can destroy a single program or the whole computer system instead
Scanning virus only help to find the virus inside your computer disks, but do no other actions, virus is still in your computer. But Removing virus not only find it, but also remove the virus from your computer. Thus no such virus will remain in your computer after that.
Virus-L and computer virus are discussions forums which focus on computer virus issues
back uses of computer virus
Whatever it wants, it now has total control of your computer.
Virus can spread by many way, depends on the hacker who made it. Some virus will infect your computer immediately when you visit a website. But some are harmless until you click on file which was infected. There are many type of virus nowadays: trojan, macro, rootkit,....you can find more information on norton, kaspersky site.
As with a biological virus, a computer virus could be serious or not so serious. It depends on what the virus is designed to do, what kind of anti-virus protection and virus vulnerabilities you have, and whether you have important information on your computer.
There could be many reasons. The computer could have a malfunction and accidentally create a virus. Or, a person could create a virus and send it to you through an e-mail, an ad on the internet, etc.
a computer virus can be made by any one who has read a book and has a computer. there are no special requirements to manufacture a virus.