36500+ Important MCQs for RAILWAY

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Learn RAILWAY MCQs with answers [Page -1 of Department 88]

M

Mr. Dubey • 100.64K Points
Coach Computer

-17) Range of IP Address from 224.0.0.0 to 255.255.255.255 are

  • (A) Reserved for loopback
  • (B) Reserved for broadcast
  • (C) Reserved for future addressing
  • (D) Used for multicast packets
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Correct Answer - Option (D)

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M

Mr. Dubey • 100.64K Points
Coach Computer

-16) In satellite communication, up link frequencies and down link frequencies are difference because

  • (A) By this method, interference can be avoided
  • (B) By this method, full duplex operation can be carried out
  • (C) By this method, two frequencies are available to the user
  • (D) This is the useful convention in satellite
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Correct Answer - Option (A)

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M

Mr. Dubey • 100.64K Points
Coach Computer

-13) How much channel throughput of slotted ALOHA will be a comparison to pure ALOHA.

  • (A) Same
  • (B) Double
  • (C) Three times
  • (D) None of these
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Correct Answer - Option (B)

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M

Mr. Dubey • 100.64K Points
Coach Computer

-12) A communication network which is used by large organizations over regional, national or global area is called

  • (A) LAN
  • (B) WAN
  • (C) MAN
  • (D) Intranet
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Correct Answer - Option (B)

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M

Mr. Dubey • 100.64K Points
Coach Computer

-10) Which of the following digits are known as the terminal number of the Network User Address (NUA) ?

  • (A) 5-7
  • (B) 1-4
  • (C) 8-12
  • (D) 13-14
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Correct Answer - Option (C)

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