36. ............. is a form of virus explicitly designed to hide itself from detection by antivirus software.

1. 1. Stealth virus

   
   
   

   2. Polymorphic virus

   
   
   

   3. Parasitic virus

   
   
   

   4. Macro virus

   
   
   

   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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37. The first PC virus was developed in

1. 1. 1980

   
   
   

   2. 1984

   
   
   

   3. 1986

   
   
   

   4. 1988

   
   
   

   5. 1987

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: C

   NA

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38. Abuse messaging systems to send unsolicited is

1. 1. phishing

   
   
   

   2. spam

   
   
   

   3. malware

   
   
   

   4. firewall

   
   
   

   5. adware

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: B

   NA

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39. ........ are often delivered to PC through an E-mail attachment and are often designed to do harm.

1. 1. Viruses

   
   
   

   2. Spams

   
   
   

   3. Portals

   
   
   

   4. E-Mail messages

   
   
   

   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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40. The first computer virus is

1. 1. creeper

   
   
   

   2. PARAM

   
   
   

   3. the famous

   
   
   

   4. HARLIE

   
   
   

   5. None of these

   
   
   

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1. View Hint View Answer Discuss in Forum

   NA

   Correct Option: A

   NA

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