Computer Networks

71. 2048 superframes constitute a ____________

  1. hyperframe
  2. lowerframe
  3. strongerframe
  4. none of these

Correct answer: (A)
hyperframe

72. 4 channels are also called

  1. Timeslots
  2. DS0
  3. Both a & b
  4. None

Correct answer: (C)
Both a & b

73. A ____________ preamble is used to synchronize the receiver’s clock

  1. Four-byte
  2. Three-byte
  3. Two-byte
  4. One-byte

Correct answer: (D)
One-byte

74. A 10 Mbps cable is like a

  1. Blue hose
  2. Yellow hose
  3. Black hose
  4. None of these

Correct answer: (B)
Yellow hose

75. A 5-bit code is signified a

  1. Line Feed
  2. Light Feed
  3. Line Format
  4. None of these

Correct answer: (A)
Line Feed

76. A 8-bit address is used when the total number of stations exceeds ____________

  1. 64
  2. 128
  3. 256
  4. None of these

Correct answer: (C)
256

77. A BTS is connected to a mobile station via the

  1. BTS
  2. BSS
  3. Abis interface with BSC
  4. Um interface
  5. Both c & d

Correct answer: (E)
Both c & d

78. A byte in EBCDIC system of coding contained ____________ nibbles

  1. 3
  2. 4
  3. 2
  4. 6

Correct answer: (C)
2

79. A CDMA call starts with a standard rate of ____________ bits per second

  1. 9500
  2. 9200
  3. 9300
  4. 9600

Correct answer: (D)
9600

80. A cell is simply represented by simple ____________

  1. Pentagon
  2. Hexagon
  3. Both a & b
  4. None of these

Correct answer: (B)
Hexagon

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