Practice Quiz in Telephone and Cable Networks Part 3

Online Practice Quiz in Telephone and Cable Networks part 3 from the book Data Communications and Networking 4th Edition by Behrouz A. Forouzan.

Practice Quiz in Telephone and Cable Networks

This is the Online Practice Quiz in Telephone and Cable Networks part 3 from the book, Data Communications and Networking 4th Edition by Behrouz A. Forouzan. If you are looking for a reviewer in Electronics Systems and Technologies (Communications Engineering) this will definitely help you test your knowledge and skill before taking the Board Exam.

Continue Part III of the Online Practice Quiz

Quiz in Telephone and Cable Networks

Question 21. A local telephone network is an example of a _______ network.

A. packet-switched

B. message-switched

C. circuit-switched

D. None of these


Question 22. The local loop has _______ cable that connects the subscriber telephone to the nearest end office.

A. fiber-optic

B. coaxial

C. twisted-pair

D. none of these


Question 23. A traditional cable TV network transmits signals ______.

A. downstream

B. upstream

C. upstream and downstream

D. none of these


Question 24. _______technology is a set of technologies developed by the telephone companies to provide high data rate transmission.

A. LDS

B. ASL

C. DSL

D. none of these


Question 25. The term modem is a composite word that refers to the two functional entities that make up the device: a signal _______ and a signal _______.

A. demodulator; modulator

B. modulator; demodulator

C. modern; demo

D. None of these


Question 26. Another name for the cable TV office is the _______.

A. head end

B. combiner

C. fiber node

D. splitter


Question 27. In ______signaling, the same circuit is used for both signaling and data.

A. mixed

B. out-band

C. in-band

D. None of these


Question 28. The original telephone network, which is referred to as the plain old telephone system (POTS), was an ________ system.

A. analog

B. digital

C. digital as well as analog

D. None of these


Question 29. Most popular modems available are based on the ________standards.

A. X-series

B. V-series

C. VX-series

D. None of these


Question 30. Data from a computer are _______; the local loop handles _______ signals.

A. analog; analog

B. digital; digital

C. digital; analog

D. analog; digital


Question 31. _______ was designed as an alternative to the T-1 line.

A. ADSL

B. HDSL

C. VDSL

D. SDSL

More Practice Quiz in Telephone and Cable Networks

Practice Quiz Part 1

Practice Quiz Part 2

Practice Quiz Part 3

Complete Practice Quiz in Data Communications and Networking

Note: After taking this particular quiz, you can proceed to check all the topics.


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