Computer Networks Questions & Answers – SONET

This section of our 1000+ Computer Networks MCQs focuses on SONET.

1. SONET stands for
a) synchronous optical network
b) synchronous operational network
c) stream optical network
d) shell operational network
View Answer

Answer:a
Explanation:None.

2. In SONET, STS-1 level of electrical signalling has the data rate of
a) 51.84 Mbps
b) 155.52 Mbps
c) 466.56 Mbps
d) none of the mentioned
View Answer

Answer:a
Explanation:None.

3. The path layer of SONET is responsible for the movement of a signal
a) from its optical source to its optical destination
b) across a physical line
c) across a physical section
d) none of the mentioned
View Answer

Answer:b
Explanation:None.

4. The photonic layer of the SONET is similar to the _____ of OSI model.
a) network layer
b) data link layer
c) physical layer
d) none of the mentioned
View Answer

Answer:c
Explanation:None.

5. In SONET, each synchronous transfer signal STS-n is composed of
a) 2000 frames
b) 4000 frames
c) 8000 frames
d) 16000 frames
View Answer

Answer:c
Explanation:None.

6. Which one of the following is not true about SONET?
a) frames of lower rate can be synchronously time-division multiplexed into a higher-rate frame
b) multiplexing is synchronous TDM
c) all clocks in the network are locked to a master clock
d) none of the mentioned
View Answer

Answer:d
Explanation:None.

7. A linear SONET network can be
a) point-to-point
b) multi-point
c) both (a) and (b)
d) none of the mentioned
View Answer

Answer:c
Explanation:None.

8. Automatic protection switching in linear network is defined at the
a) line layer
b) section layer
c) photonic layer
d) path layer
View Answer

Answer:a
Explanation:None.

9. A unidirectional path switching ring is a network with
a) one ring
b) two rings
c) three rings
d) four rings
View Answer

Answer:b
Explanation:One ring is used as the working ring and other as the protection ring.

10. What is SDH?
a) SDH is similar standard to SONET developed by ITU-T
b) synchronous digital hierarchy
c) both (a) and (b)
d) none of the mentioned
View Answer

Answer:c
Explanation:None.

Sanfoundry Global Education & Learning Series – Computer Networks.

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About

Manish Bhojasia, a technology veteran with 17+ years @ Cisco & Wipro, is Founder and CTO at Sanfoundry. He is Linux Kernel Developer and SAN Architect and is passionate about competency developments in these areas. He lives in Bangalore and delivers focused training sessions to IT professionals in Linux Kernel, Linux Debugging, Linux Device Drivers, Linux Networking, Linux Storage & Cluster Administration, Advanced C Programming, SAN Storage Technologies, SCSI Internals and Storage Protocols such as iSCSI & Fiber Channel. Stay connected with him below.


Sanfoundry Training Center of Excellence (CoE)

Manish Bhojasia, a technology veteran with 17+ years @ Cisco & Wipro, is Founder and CTO at Sanfoundry. He is Linux Kernel Developer and SAN Architect and is passionate about competency developments in these areas. He lives in Bangalore and delivers focused training sessions to IT professionals in Linux Kernel, Linux Debugging, Linux Device Drivers, Linux Networking, Linux Storage & Cluster Administration, Advanced C Programming, SAN Storage Technologies, SCSI Internals and Storage Protocols such as iSCSI & Fiber Channel. Stay connected with him below.







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