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Free CCNT Exam Braindumps (page: 40)

Page 39 of 265
PDF with 1057 Questions

What is the most common transmission type for low-speed data communications?

  1. Encoded digital
  2. Encoded analog
  3. Unencoded digital
  4. Unencoded analog

Answer(s): B



What kind of equipment are modems and CSU/DSUs?

  1. Hosts
  2. Terminals
  3. Data terminal equipment (DTE)
  4. Data communications equipment (DCE)

Answer(s): D



As an analog wavelength gets longer, the signal's Hertz will:

  1. Become higher.
  2. Become lower.
  3. Stay the same while the bandwidth becomes higher.
  4. Stay the same while the bandwidth becomes lower.

Answer(s): A



A digital signal's "bit interval" refers to the:

  1. Amount of time between bits.
  2. Amount of time to transmit a bit.
  3. Number of bits required to form a byte.
  4. Number of bits required to accomplish one cycle.

Answer(s): A






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