Perfect Computer Notes

What is an Antivirus Software? Antivirus Software is used to detect and remove Viruses, Worms, Trojan Horses, Ad-ware and Spyware etc. from a computer system. Antivirus Software has identifying information about known viruses. It has power to remove known viruses from the computer system, too. It runs all the time in computer memory. Therefore, as soon as, the antivirus software smells a security threat, it will identify the virus and alert the user about the virus. Antivirus Software will ask the user to opt for some action or automatically will try to clean the infection as soon as possible. Examples of Antivirus Software: AVAST ANTIVIRUS (TOP Free Antivitus)  SYMANTEC ANTIVIRUS ESET NOD32 ANTIVIRUS McAfee AVG ANTIVIRUS AVIRA ANTIVIRUS KASPERSKY ANTIVIRUS BITDEFENDER ANTIVIRUS F-SECURE ANTIVIRUS   Virus Definitions / Antivirus Updates / Virus Signatures Virus definitions contain the information about identification of the viruses, worms, Trojan ...