Practice Quiz in SONET / SDH Part 3

Online Practice Quiz in SONET / SDH part 3 from the book Data Communications and Networking 4th Edition by Behrouz A. Forouzan.

Practice Quiz in SONET / SDH

This is the Online Practice Quiz in SONET / SDH 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 SONET / SDH

Question 21. SONET sends ________ frames per second.

A. 8000

B. 4000

C. 2000

D. 1000


Question 22. The ______ layer is responsible for the movement of a signal from its optical source to its optical destination.

A. line

B. path

C. photonic

D. section


Question 23. To make SONET backward-compatible with the current hierarchy, its frame design includes a system of ____.

A. VTs

B. STSs

C. STMs

D. OCs


Question 24. An STS-1 frame is made of ________ rows.

A. 90

B. 9

C. 1

D. none of these


Question 25. In SONET, for each byte, the bits are transmitted ____________.

A. from most significant to the least significant

B. from least significant to the most significant

C. three at a time

D. two at a time


Question 26. A regenerator is a ________ device.

A. three-layer

B. one-layer

C. two-layer

D. four-layer


Question 27. The ______ layer is responsible for the movement of a signal across a physical section.

A. path

B. section

C. photonic

D. line


Question 28. An STS-3 frame is made of ________ columns.

A. 270

B. 90

C. 9

D. none of these


Question 29. The ____ layer is responsible for the movement of a signal across a physical line.

A. line

B. path

C. photonic

D. section


Question 30. In ________APS, there is only one protection line for many working lines. When a failure occurs in one of the working lines, the protection line takes control until the failed line is repaired.

A. one-to-one

B. one-plus-one

C. one-to-many

D. none of these

More Practice Quiz in SONET / SDH

Practice Quiz Part 1

Practice Quiz Part 2

Practice Quiz Part 3

Practice Quiz Part 4

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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