Friday 29 March 2013

learn information technology is easy


    3 types of computer security are
  1. Hardware security
  2. Software security/data security
  3. Network security


  4. Malicious code is also known as a rogue program

    Virus
  5. Trojan horse
  6. A program which can perform useful and unexpected action
  7. Worms
  8. Logic door
  9. Trapdoor
  10. Backdoor
  11. Logic bomb
  12. Malicious code that goes off when specific condition occurs.

    Definition of Virus
  13. A program that can pass on the malicious code to other programs by modifying them.
  14. Destroy or co-exists with the program
  15. Can overtake the entire computing system and spread to other system



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