TIA CCNT Exam Questions
TIA Convergent Network Technologies (Page 7 )

Updated On: 21-Feb-2026

A PBX can provide multiple:

  1. Billing systems.
  2. Entry points.
  3. Trunk groups.
  4. Power supplies

Answer(s): C



A PBX can select the most economical trunk group using:

  1. Translations.
  2. Least cost routing.
  3. Automatic selection lists.
  4. Account code routing.

Answer(s): B



Tie trunks are not switched by:

  1. The telco.
  2. The PBX.
  3. The premise switch.
  4. Using LCR.

Answer(s): A



Direct Inward Dialing uses:

  1. Key system lines.
  2. Loop start functionality.
  3. Digital key systems.
  4. Trunks.

Answer(s): D



An OPX is:

  1. An outside party line.
  2. A station set on a different premise than the PBX.
  3. An outside priority extension call.
  4. Onside parameter exchange.

Answer(s): C






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