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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 6 of 33

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Q51.
Which transmission technique guarantees that data packets will be received by the receiver in the same order in which they were sent by the sender?

a.

Broadcasting

b.

Unicasting

c.

Packet switching

d.

Circuit switching

Discuss
Answer: (d).Circuit switching
Q52.
Which of the following control fields in TCP header is used to specify whether the sender has no more data to transmit?

a.

FIN

b.

RST

c.

SYN

d.

PSH

Discuss
Answer: (a).FIN
Q53.
Which are the two modes of IP security?

a.

Transport and certificate

b.

Transport and tunnel

c.

Certificate and tunnel

d.

Preshared and transport

Discuss
Answer: (b).Transport and tunnel
Q54.
A message "COMPUTERNETWORK" encrypted (ignore quotes) using columnar transposition cipher with a key "LAYER". The encrypted message is :

a.

CTTOEWMROPNRUEK

b.

MROUEKCTTPNROEW

c.

OEWPNRCTTUEKMRO

d.

UEKPNRMROOEWCTT

Discuss
Answer: (c).OEWPNRCTTUEKMRO
Q55.
Suppose a digitized voice channel is made by digitizing 8 kHz bandwidth analog voice signal. It is required to sample the signal at twice the highest frequency (two samples per hertz). What is the bit rate required, if it is assumed that each sample requires 8 bits?

a.

32 kbps

b.

64 kbps

c.

128 kbps

d.

256 kbps

Discuss
Answer: (c).128 kbps
Q56.
The maximum payload of a TCP segment is :

a.

65,535

b.

65,515

c.

65,495

d.

65,475

Discuss
Answer: (c).65,495
Q57.
In a binary Hamming Code the number of check digits is r then number of message digits is equal to :

a.

2^r – 1

b.

2^r – r – 1

c.

2^r – r + 1

d.

2^r + r – 1

Discuss
Answer: (b).2^r – r – 1
Q58.
In a digital transmission, the receiver clock is 0.1 percent faster than the sender clock. How many extra bits per second does the receiver receive if the data rate is 1 Mbps?

a.

10 bps

b.

100 bps

c.

1000 bps

d.

10000 bps

Discuss
Answer: (c).1000 bps
Q59.
Match the following cryptographic algorithms with their design issues:
List-I                                        List-II

a. DES                              i.  Message Digest

b. AES                              ii.  Public Key

c. RSA                              iii. 56-bit key

d. SHA-1                          iv. 128-bit key

Codes:
a       b       c       d

a.

ii       i       iv       iii

b.

iii       i       iv       ii

c.

iii       iv       ii       i

d.

iv       i       ii       iii

Discuss
Answer: (c).iii       iv       ii       i
Q60.
Ten signals, each requiring 3000 Hz, are multiplexed on to a single channel using FDM. How much minimum bandwidth is required for the multiplexed channel ? Assume that the guard bands are 300 Hz wide.

a.

30,000

b.

32,700

c.

33,000

d.

None of the above

Discuss
Answer: (b).32,700
Page 6 of 33

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