Networking Basics Questions Answers

• 15. Sink means

  1. sending unit
  2. receiving unit
  3. broadcasting
  4. none of above

  Answer And Explanation

  Answer: Option B

  Explanation:

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• 16. At data link layer error detection is achieved by

  1. Cyclic Redundancy Code
  2. Hamming codes
  3. Bit stuffing
  4. Equalization

  Answer And Explanation

  Answer: Option A

  Explanation:

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• 17. Loss in signal power as light travels down the fiber is called

  1. Interruption
  2. Propagation
  3. Scattering
  4. Attenuation

  Answer And Explanation

  Answer: Option D

  Explanation:

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• 18. During networking, the process of processor asking each host that if it want to send message is called

  1. querying
  2. sharing
  3. communicating
  4. polling

  Answer And Explanation

  Answer: Option D

  Explanation:

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• 19. In data transmission the bit coding scheme used to represent a byte is typically

  1. EBCDIC
  2. SNA
  3. ASCII
  4. Hexadecimal

  Answer And Explanation

  Answer: Option C

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• 20. A communication network which is used over regional, national or global area is

  1. LAN
  2. WAN
  3. MAN
  4. VAN

  Answer And Explanation

  Answer: Option B

  Explanation:

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• 21. Choose odd one

  1. bus hubs
  2. enterprise hubs
  3. low-end standalone hubs
  4. stackable hubs

  Answer And Explanation

  Answer: Option A

  Explanation:

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