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TIA Convergent Network Technologies Questions 521–525 (page: 106)

Updated On: 9-Feb-2026

What is the purpose of statistical multiplexing?

  1. To multiplex voice and data communication channels
  2. To allocate T1 channels according to demand
  3. To simplify the bridging of heterogeneous LANs
  4. To eliminate the need for routers in WANs
  5. Answer pending.

Answer(s): E



Demand-driven communication over a T1 circuit can be achieved through:

  1. Frequency-division multiplexer.
  2. Fractional T1 multiplexer.
  3. Statistical multiplexer.
  4. Code-division multiplexer.
  5. Answer pending.

Answer(s): E



Which of the following multiprotocol packet-switching standards includes extensive error checking and correction features?

  1. ATM
  2. X.25
  3. SONET
  4. Frame relay
  5. Answer pending.

Answer(s): E



Which of the following best describes X.25?

  1. A digitized voice transmission standard
  2. A fractional T1 transport standard
  3. A packet-switching standard
  4. An optical carrier standard
  5. Answer pending.

Answer(s): E



Which of the following is a voice/data transmission technology that can be purchased at either basic rate interface (BRI) or primary rate interface (PRI)?

  1. Terminal emulation
  2. X.25
  3. ISDN
  4. T3

Answer(s): C



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