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TIA Convergent Network Technologies Questions 141–145 (page: 30)

Updated On: 9-Feb-2026

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QUESTION: 141

A space-division stage:

Uses a crosspoint switch.
Uses a buffer memory.
Switches time slots within a DS1.
Is not used in a digital switch.
Answer pending.

Answer(s): E

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QUESTION: 142

A digital switch is made up of the network fabric and:

Signaling processor.
Signal transfer point.
Multiplexer.
Control.

Answer(s): A

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QUESTION: 143

Time-division switches and __________ make up the switching fabric of a digital switch.

Signaling processors
Crossbar switches
Control processors
Space-division switches

Answer(s): D

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QUESTION: 144

Optical switching are not currently used because:

Crossbar systems are less expensive.
Optical switches lack required OAM&P features.
Optical switching methodologies are still experimental.
Of difficulties in conversion between electrical and optical signals.

Answer(s): C

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QUESTION: 145

Important considerations in justifying deployment of new telecommunications technology include ________, revenue enhancement, security and regulation.

ITU standard migration
Teleconferencing
Cost reduction
Internet telephony

Answer(s): C

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