Computer Networks

81. A central hub called ____________ is used to connect each station in a star type of topology

1. MSAU(Multi Station Access Unit )
2. CSAU
3. SSAU
4. None of these

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82. A character set was designed by

1. Jean-Maurice-Emile Baudot in 1874
2. Jean-Maurice-Emile Baudot in 1885
3. John-Maurice-Emile Baudot in 1864
4. John-Merry-Emile Baudot in 1894

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83. A coaxial cable ____________ in diameter known as thick coaxial cable is used as a transmission line

1. 5mm
2. 10mm
3. 15mm
4. 20mm

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84. A collection of interconnected networks is known as

1. Internetwork
2. Internet
3. Network
4. None of these

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85. A computer network permits sharing of

1. Resources
2. Information
3. Both a & b
4. None of these

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86. A configuration has at least two combined stations in which every station has equal and complimentary responsibility known as ____________

1. Balanced configurations
2. Unbalanced configurations
3. Symmetrical configurations
4. None of these

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87. A configuration has one primary station and at least one secondary station , and it exists as one station exercises control over other stations known as ____________

1. Balanced configurations
2. Unbalanced configurations
3. Symmetrical configurations
4. None of these

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88. A DQDB(Distributed Queue Dual Bus) provides service over cable interface for

1. LAN
2. MAN
3. WAN
4. All of these

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89. A DS1 circuit comprises ____________ , each of 8 bits

1. 24 channels
2. 26 channels
3. 28 channels
4. 30 channels

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90. A frame having ____________ in the super frame is used for signaling alignment of frame

1. Even-number
2. Odd-number
3. Prime-number
4. None of these

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