Computer Network Mcqs

Page No. 69

WiMAX provides ________


asimplex communication


b half duplex communication


cfull duplex communication


dno communication



WiMAX stands for ___________


awireless maximum communication


bworldwide interoperability for microwave access


cworldwide international standard for microwave access


dwireless internet maximum communication



What is SDH?


asdh is similar standard to SONET developed by ITU-T


bsynchronous digital hierarchy


csdh stands for synchronous digital hierarchy and is a similar standard to SONET developed by ITU-T


dnone of the mentioned



A unidirectional path switching ring is a network with __________


aone ring


btwo rings


cthree rings


dfour rings


View Answer two rings

Automatic protection switching in linear network is defined at the _______


aline layer


b section layer


cphotonic layer


dpath layer


View Answer line layer

A linear SONET network can be ________


apoint-to-point


b multi-point


cboth point-to-point and multi-point


dsingle point



Which one of the following is not true about SONET?


aframes of lower rate can be synchronously time-division multiplexed into a higher-rate frame


bmultiplexing is synchronous TDM


call clocks in the network are locked to a master clock


d STS-1 provides the data rate of 622.080Mbps



In SONET, each synchronous transfer signal STS-n is composed of __________


a2000 frames


b4000 frames


c8000 frames


d16000 frames


View Answer 8000 frames

The photonic layer of the SONET is similar to the __________ of OSI model.


anetwork layer


bdata link layer


cphysical layer


d transport layer


View Answer physical layer

The path layer of SONET is responsible for the movement of a signal _________


afrom its optical source to its optical destination


bacross a physical line


cacross a physical section


dback to its optical source



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