One of the biggest threats that computer users are facing today is the probability of a virus invasion. It is possible that your own PC might have been infected with a virus that you have downloaded unknowingly from the internet, or copied from other removable storage Medias like floppies or compact discs. While some viruses are capable of doing extensive damage to your system, some may be completely harmless but simply annoying. Whatever the problem is, its always best to try and remove these malicious applications (manually or using anti-virus software) before they can cause any harm, and without deleting sensitive and important files on your computer.
There is no one set of instructions you can follow to deal with a computer virus because all viruses are different. There may be variants but each variant may behave differently and independently. The steps mentioned here are general remedies that may be used if ever your system is infected with a virus.
Active and inactive viruses:
A virus is usually located in a file, and it can be in one of these two states: active and inactive. When the infected file has not been executed, the virus is in an inactive...