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381. A firewall operated by
  A.  isolating intranet from extranet
  B.  screening packets to/from the network and provide controllable filtering of network traffic
  C.  the pre-purchase phase
  D.  All of the above
     
   
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382. Vendor created program modifications are called
  A.  antiviruses
  B.  hales
  C.  patches
  D.  fixes
     
   
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383. Which of the following a computer’s memory, but unlike a virus, it does not replicate itself ?
  A.  Firewall
  B.  Cracker
  C.  Trojan horse
  D.  Logic bomb
     
   
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384. The legal right to use software based on specific restrictions is granted via a
  A.  software license
  B.  software privacy policy
  C.  software password manager
  D.  software log
     
   
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385. ……… refers to the unauthorised copying and distribution of software. OR Illegal copying and distribution of software is
  A.  Software literacy
  B.  Hacking
  C.  Software piracy
  D.  Cracking
     
   
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386. Which one of the following was the first PC boot sector virus?
  A.  Payload
  B.  Brain
  C.  Creeper
  D.  Bomb
     
   
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387. ................. hides the true network addresses and used to intercept all messages entering and leaving the network.
  A.  Firewall
  B.  Logic bomb
  C.  Patches
  D.  Proxy server
     
   
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388. Which software program is designed to record (log) every keystroke on the machine on which it runs.
  A.  Worm
  B.  Virus
  C.  Keylogger
  D.  Cracker
     
   
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389. The unauthorised real-time interception of a private communication such as a phone call, instant message known as
  A.  eavesdropping
  B.  patches
  C.  payloads
  D.  None of these
     
   
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390. Which of the following refers to privileges that allow a user to read, write or execute a file.
  A.  Firewall
  B.  File access permission
  C.  Password
  D.  Authentication
     
   
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