1. Computer virus is

1. 1. a hardware

   
   
   

   2. windows tool

   
   
   

   3. a computer program

   
   
   

   4. a system software

   
   
   

   5. None of the above

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: C

   NA

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2. The ....... of a threat measures its potential impact on a system.

1. 1. vulnerabilities

   
   
   

   2. counter measures

   
   
   

   3. degree of harm

   
   
   

   4. susceptibility

   
   
   

   5. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: C

   NA

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3. A digital signature is

1. 1. scanned signature

   
   
   

   2. signature in binary form

   
   
   

   3. encrypting information

   
   
   

   4. handwritten signature

   
   
   

   5. None of the above

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: C

   NA

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4. Which of the following a computer's memory, but unlike a virus, it does not replicate itself ?

1. 1. Trojan horse

   
   
   

   2. Logic bomb

   
   
   

   3. Cracker

   
   
   

   4. Firewall

   
   
   

   5. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: B

   NA

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5. Vendor created program modifications are called

1. 1. patches

   
   
   

   2. antiviruses

   
   
   

   3. hales

   
   
   

   4. fixes

   
   
   

   5. overlaps

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: A

   NA

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