VIRUS

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VIRUS

Virus : Virtual Information Resource Under Seized
Virus is a destructing program or software which corrupt our files or software stored in the computer.

Types of virus
  1. File virus
  2. Logic bomb
  3. Trojan horses
  4. Parastic virus
  5. Multipartial virus       à       It acts as file
  6. Partition virus           à       It destroys the partition
  7. Boot Sector virus      à       It will shutdown when the process
  8. Stealth virus             à       It attacks E x E & BAT file for those files

Symptoms
  1. File size increase automatically
  2. Unwanted or unexplain message on screen
  3. System will hang or become slow
  4. Automatically the icon will change
  5. Un explain system shutdown or restart.

Anti Virus software
  1. Norton antivirus
  2. Macfee antivirus
  3. PC Callin antivirus
  4. Quick Heal antivirus
  5. Fire antivirus
  6. AVG antivirus

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