TIA CCNT Exam
TIA Convergent Network Technologies (Page 38 )

Updated On: 1-Feb-2026

Which of the following is NOT true about the DSn hierarchy?

  1. DS0 is the building block for the DSn hierachy.
  2. DS0 is the equivalent of a 56-kbps voice channel.
  3. DS3 is the equivalent of T1.
  4. DS1 can transmit 1.544 Mbps.
  5. Answer pending.

Answer(s): E



Which of the following is the standard for transmitting one voice conversation?

  1. DS0
  2. DS1
  3. DS3
  4. T1
  5. Answer pending.

Answer(s): E



What are challenges of packet-switching for voice and video?

  1. Packets are subject to corruption.
  2. Packets take different paths across the network and are subject to delay.
  3. Packet-switching transmits at a faster rate than voice and video can tolerate.
  4. Packet-switching is optimized for voice and video and presents only minimal challenges.
  5. Answer pending.

Answer(s): E



What is true about packet-switching?

  1. Packet-switching is the process by which packets are switched during transmission.
  2. Packets for a given transmission take the same path across the network.
  3. Packet-switching is a good option for applications that are intolerant of delay.
  4. The packet assembler/disassembler (PAD) creates packets for transmission.
  5. Answer pending.

Answer(s): E



What is the role of a PAD in packet-switching?

  1. The PAD creates packets for transmission.
  2. The PAD is responsible for switching packets during transmission.
  3. The PAD prioritizes voice and video transmissions.
  4. The PAD routes all of the packets for a transmission on the same path.
  5. Answer pending.

Answer(s): E



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