Basic Computer Networks MCQ Question and Answer

Basic Computer Networks MCQ Question and Answer
81. Which of the following measures the number of lost or garbled messages as a fraction of the total sent in the sampling period ?
  • Residual Error rate
  • Transfer failure probability
  • Connection release failure probability
  • Connection establishment failure probability
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82. In session layer, during data transfer, the data stream responsible for the control purpose ( i.e. control of the session layer itself) is
  • regular data
  • typed data
  • capability data
  • expedited data
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83. The minimum number of required to represent all the symbols together is
  • 1
  • 2
  • 3
  • 4
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84. the minimum number of required to represent all the symbol Together is
  • 15
  • 14
  • 12
  • 11
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85. The average code length of the given problem is
  • 2.45
  • 2.25
  • 2.00
  • none of these
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86. A standard RS-232C signal is
  • RTS
  • CTS
  • DSR
  • all of these
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87. A high speed communication equipment typically would not be needed for
  • E-mail
  • transferring large volume of data
  • supporting communication between nodes in a LAN
  • all of the above
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88. Which of the following ISO level is more closely related to the physical communications facilities ?
  • Application
  • Session
  • Network
  • Data link
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89. A field in the Ethernet message packet is
  • Type
  • Data
  • Address
  • All of these
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90. The network topology that supports bidirectional links between each possible node is
  • ring
  • star
  • tree
  • mesh
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Networking
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