Exam 14: Module C More on Telecommunications

In telephone wiring,there needs to be four wires for each computer on the floor in ________.

Satellite ________ operate on a point-to-point basis.

With WATS calls,the ________ pays and pays ________ per minute than direct distance dialing.

Plenum wiring is needed for ________.

PTTs were found in ________.

Message units are a time and distance pricing method that can be used to charge for local calls.

Deregulation is lowest for ________.

For PBXs,call transfer is ________.

Which of the following is NOT one of the three categories of PBX services?

Which of the following was set up primarily to provide long-distance telephone service after the breakup of the Bell System in the early 1980s?

For PBXs,call forwarding is ________.

Which of the following is packet-switched?

With 900 numbers,the ________ pays and pays ________ per minute than direct distance dialing.

In the United States,telephone customers can connect to a(n)________ carrier to receive telephone service.

SONET/SDH uses a ________ topology.

PSTN signaling in the United States uses ________.

For PBXs,camp-on is ________.

In the United States,________ handle long-distance communication.

ATM provides quality-of-service for voice.

Because of the curvature of the earth,microwave systems that must travel over long distances need ________.