Free CCNT Exam Braindumps (page: 24)

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When dialed at the beginning of a toll call, a 1 means:

  1. Use the ILEC to complete the call.
  2. Use the CLEC to complete the call.
  3. Use dial-around to complete the call.
  4. Use the presubscribed carrier to complete the call.

Answer(s): D



Overlapping area codes require:

  1. Presubscription for local toll.
  2. Common channel signaling for call completion.
  3. Ten digit dialing for local calls.
  4. Charging for all local calls.

Answer(s): C



The _________________ is used by both ILEC and CLEC to access to customers.

  1. Main distributing frame
  2. IXC fiber optic ring
  3. ILEC DACs
  4. ILEC add-drop multiplexers

Answer(s): A



Cost tradeoffs between switching and _______________ determine the size of a wire center.

  1. Fiber optic cable
  2. Digital radio
  3. Copper loop access plant
  4. Digital and analog technologies

Answer(s): C






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