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science & technology Online Quiz - 496

Description: science & technology Online Quiz - 496
Number of Questions: 20
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Tags: science & technology
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The lower the eccentricity, the closer a planet's orbital shape is to a perfect circle. Which planet has the highest eccentricity, thereby making its orbit farthest away from a circle?

  1. Neptune

  2. Mercury

  3. Earth

  4. Saturn


Correct Option: B

What was the size of the Universe just before the Big Bang?

  1. 10 -31 cm

  2. 10 -33 cm

  3. 10 33 cm

  4. 10 31 cm


Correct Option: B
  1. polymorphic virus

  2. companion viruses

  3. memory virus

  4. FAT virus


Correct Option: C

which viruse is impossible for anti-virus software to find it using string (or) signature search?

  1. Macro virus

  2. Boot Sector virus

  3. Resident Viruses

  4. polymorphic virus


Correct Option: D

which virus uses the different types of encryption algorithms and encryption keys to infect the system?

  1. Companion Viruses

  2. Polymorphic Virus

  3. Overwrite Viruses

  4. File Infectors


Correct Option: B
  1. Worms

  2. Torjan Horses

  3. Direct Action Viruses

  4. Polymorphic Viruses


Correct Option: A,C

which viruses don't have the property of self-replication?

  1. Overwrite Viruses

  2. Trojan Horses

  3. Worms

  4. Logic Bombs


Correct Option: B,D
  1. Boot Sector Virus and Directory Virus

  2. Overwrite Viruses and Resident Viruses

  3. Direct Action Viruses and Overwrite Viruses

  4. Resident Viruses and Direct Action Viruses


Correct Option: D

which computer virus is highest damage caused virus so far?

  1. Melissa

  2. ILOVEYOU

  3. Code Red

  4. Chernobyl (CIH)


Correct Option: B

which are the two main different methods used by Anit-Virus Software to scan a virus?

  1. behavioral Search

  2. Virus Signature Search

  3. Behavioral Heuristic algorithm

  4. Pattern Search


Correct Option: B,C
  1. Behavioral Search

  2. Virus Signature Search

  3. Behavioral Heuristic Algorithm

  4. Pattern Search


Correct Option: B,C

which viruse is used for Distributed Denial Of Service Attacks(DDOS) and Data Theft?

  1. FAT Virus

  2. Logical Bombs

  3. Worms

  4. Trojan Horses


Correct Option: D
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