Practice Quiz in Telephone and Cable Networks Part 1

This is the Online Practice Quiz in Telephone and Cable Networks part 1 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.

Start Part I of the Online Practice Quiz

Quiz in Telephone and Cable Networks Question 1. The carrier that handles intra-LATA services is called a(n) _____ . A. IXC B. LEC C. POP D. None of these Question 2. The two most common digital services are ________ service and ______. A. switched/56; DDS B. switched/56; switched/64 C. DDS; switched 64 D. leased; out-of-band Question 3. DMT is a modulation technique that combines elements of _______ and _______. A. FDM; QAM B. FDM; TDM C. PSK; FSK D. QDM; QAM Question 4. In an HFC network, the upstream data are modulated using the _______ modulation technique. A. ASK B. PCM C. QAM D. QPSK Question 5. The standard for data transmission over an HFC network is called _______. A. ADSL B. CMTS C. DOCSIS D. MCNS Question 6. In ________signaling, a portion of the bandwidth is used for signaling and another portion for data. A. mixed B. in-band C. out-of-band D. none of these Question 7. Telephone companies provide two types of analog services: analog _______ services and analog _____services. A. leased; out-of-band B. out-of-band; in-band C. switched; in-band D. switched; leased Question 8. In an HFC network, the downstream data are modulated using the _______ modulation technique. A. PCM B. QAM C. PSK D. ASK Question 9. The traditional cable TV system used ________cable end to end. A. twisted-pair B. fiber-optic C. coaxial D. none of these Question 10. The carrier that handles inter-LATA services is called a(n) _______. A. IXC B. LEC C. POP D. none of these

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.

Complete Practice Quiz in Data Communications and Networking

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