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Welcome to the Networking MCQs Page

Dive deep into the fascinating world of Networking with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Networking, a crucial aspect of UGC CBSE NET Exam. In this section, you will encounter a diverse range of MCQs that cover various aspects of Networking, from the basic principles to advanced topics. Each question is thoughtfully crafted to challenge your knowledge and deepen your understanding of this critical subcategory within UGC CBSE NET Exam.

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Check out the MCQs below to embark on an enriching journey through Networking. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of UGC CBSE NET Exam.

Note: Each MCQ comes with multiple answer choices. Select the most appropriate option and test your understanding of Networking. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Networking MCQs | Page 19 of 33

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Q181.
A comparison of frequency division and time division multiplexing system shows that

a.

FDM requires a lower bandwidth, but TDM has greater noise immunity.

b.

FDM has greater noise immunity and requires lower bandwidth than TDM.

c.

FDM requires channel synchronization, while TDM has greater noise immunity.

d.

FDM requires more multiplex while TDM requires band pass filter.

Discuss
Answer: (c).FDM requires channel synchronization, while TDM has greater noise immunity.
Q182.
If carrier modulated by a digital bit stream, has one one of the possible phase of 0, 90, 180 and 270 degrees, then modulation called

a.

BPSK

b.

QPSK

c.

QAM

d.

MSK

Discuss
Answer: (b).QPSK
Q183.
Consider the following statement :

(i) The bandwidth of the A.M., wave depends on the band width of the modulating signal.
(ii) The bandwidth of the A.M., wave depends on the modulation index.
(iii) The bandwidth of the F.M, wave for all practical purpose depends on the amplitude of the carrier.

Of these statements the correct statements are

a.

(i, ii)

b.

(i, iii)

c.

(ii, iii)

d.

All of the above

Discuss
Answer: (b).(i, iii)
Q184.
A smart modem can dial, hangup and answer incoming calls automatically. Can you tell who provides the appropriate instructions to the modem for this purpose ?

a.

Communication software

b.

Error detection protocols

c.

Link access procedure (LAP)

d.

Telecommunications

Discuss
Answer: (a).Communication software
Q185.
Which of the following switching techniques is most suitable for interactive traffic ?

a.

Circuit switching

b.

Message switching

c.

Packet switching

d.

All of the above

Discuss
Answer: (c).Packet switching
Q186.
Frequency shift keying is used mostly in

a.

Radio transmission

b.

Telegraphy

c.

Telephone

d.

None of the above

Discuss
Answer: (b).Telegraphy
Q187.
The baud rate is

a.

always equal to the bit transfer rate

b.

equal to twice the bandwidth of an ideal channel

c.

not equal to the signalling rate

d.

equal to half of the bandwidth of an ideal channel

Discuss
Answer: (b).equal to twice the bandwidth of an ideal channel
Q188.
How much bandwidth is there in 1 micron of spectrum at a wavelength of 1 micron?

a.

300 MHz

b.

3 GHz

c.

300 THz

d.

30 KHz

Discuss
Answer: (c).300 THz
Q189.
Which of the following file transfer protocols use TCP and establishes two virtual circuits between the local and remote server?

a.

FTP

b.

TFTP

c.

TELNET

d.

NFS

Discuss
Answer: (a).FTP
Q190.
The threshold effect in demodulator is

a.

exhibited by all demodulator, when the input signal to noise ratio is low.

b.

the rapid fall on output signal to noise ratio when the input signal to noise ratio fall below a particular value.

c.

the property exhibited by all A.M. suppressed carrier coherent demodulator.

d.

the property exhibited by correlation receiver.

Discuss
Answer: (b).the rapid fall on output signal to noise ratio when the input signal to noise ratio fall below a particular value.
Page 19 of 33

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