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Free CCNT Exam Braindumps (page: 5)

Page 5 of 265
PDF with 1057 Questions

Which of the following technologies are changing our view of telecommunications?

  1. Transistor, computers, and fiber optics
  2. Satellite and submarine technology
  3. Computers and communications
  4. Cell and PCS phones, and the Web browser

Answer(s): D



A telephone is called a:

  1. Station set.
  2. Message oriented device.
  3. Key device.
  4. Simple port.

Answer(s): A



An in-band signal used by station sets is:

  1. Loop start.
  2. TT, or DTMF.
  3. Rotary dial.
  4. E&M.

Answer(s): B



The CO switch provides power for:

  1. Analog station sets.
  2. Digital station sets.
  3. Tie lines.
  4. Key service units.

Answer(s): A






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