Computer Networks

171. Bit rate is always ____________ to the baud rate

  1. Equal
  2. More
  3. Equal or more
  4. None of these

Correct answer: (C)
Equal or more

172. Bit rate is used to calculate the speed of time to access the network

  1. Without getting error frames
  2. Getting error frames
  3. Without getting error format
  4. Getting error format

Correct answer: (a)
Without getting error frames

173. Both the dedicated and common channel are allocated to a

  1. Base station
  2. Mobile station
  3. Mobile switch
  4. All of these

Correct answer: (b)
Mobile station

174. BRA affords an ISDN user with simultaneous access to two ____________ data channels

  1. 32kbps
  2. 64kbps
  3. 128kbps
  4. 256kbps

Correct answer: (b)
64kbps

175. BRA is also known as

  1. I.430
  2. I.420
  3. I.440
  4. I.450

Correct answer: (B)
I.420

176. BRA stands for

  1. Basic Rate Access
  2. Basic Random Assembly
  3. Bit Rate Assembly
  4. Bursty Rate Assembly

Correct answer: (A)
Basic Rate Access

177. BRI includes ____________ B channels and ____________ D channel

  1. One , two
  2. Two, three
  3. Two, one(may be written as 2B+D)
  4. Three, two

Correct answer: (C)
Two, one(may be written as 2B+D)

178. BRI providing data transmission speed of

  1. 62kbps
  2. 63kbps
  3. 64kbps
  4. 65kbps

Correct answer: (C)
64kbps

179. BTS are housed with all radio equipments such as

  1. Antennas
  2. Signal processors
  3. Amplifiers
  4. All of these

Correct answer: (D)
All of these

180. By sampling each 8-bit frame for 8000 times per second, total bandwidth achieved is

  1. 1.537Kbit/s
  2. 1.536Kbit/s
  3. 1.538Kbit/s
  4. 1.539Kbit/s

Correct answer: (B)
1.536Kbit/s

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