COMPUTER VIRUSES AND ITS TYPES

WHAT IS COMPUTER VIRUSS

A potentialy damaging computer progrrame capable of reproducing itself causing great harm to files or other programes without permission....Examples of BOOT-Sector virus are MICHELANGLO AND STONED

TYPES OF COMPUTER VIRUSES
BOOT SECTOR VIRUS

Once a system is infected with a boot sector virus,any non-write-protected task accessed by this system will become failed...

FILE OR PROGRAM VIRUS

The infect program files with extension like .exe,.com,.biw,.drv and .sys

MULTIPARTICLE VIRUS

This type of virus can re-infect system over and over again if all paths of the virus are not eradicated...INVADER AND FLIP are the examples of multiparticle virus

STEALTH VIRUS

These viruses are stealthy in nature means it uses various methods for hiding themselves to avoid detection.they are difficult to detect

POLYMORPHIC VIRUS

Polymorphic virus have the ability to mutuate implying that they change the viral code known as signature each time they spend or infect

MACROVIRUS

Microvirus tend to sprising but relatively homour.a macrovirus if often spread as an e-mail virus