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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 31 of 33

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Q301.
Consider the following two statements:

S1: TCP handles both congestion and flow control
S2: UDP handles congestion but not flow control

Which of the following options is correct with respect to the above statements (S1) and (S2)?

a.

Neither S1 nor S2 is correct

b.

S1 is not correct but S2 is correct

c.

S1 is correct but S2 is not correct

d.

Both, S1 and S2 are correct

Discuss
Answer: (c).S1 is correct but S2 is not correct
Q302.
Identify the correct sequence in which the following packets are transmitted on the network by a host when a browser requests a webpage from a remote server, assuming that the host has just been restarted.

a.

HTTP GET request, DNS query, TCP SYN

b.

DNS query, HTTP GET request, TCP SYN

c.

TCP SYN, DNS query, HTTP GET request

d.

DNS query, TCP SYN, HTTP GET request

Discuss
Answer: (d).DNS query, TCP SYN, HTTP GET request
Q303.
Suppose that everyone in a group of N people wants to communicate secretly with (N−1) other people using symmetric key cryptographic system. The communication between any two persons should not be decodable by the others in the group. The number of keys required in the system as a whole to satisfy the confidentiality requirement is

a.

N(N−1)

b.

N(N−1)/2

c.

2N

d.

(N−1)^2

Discuss
Answer: (b).N(N−1)/2
Q304.
A slotted ALOHA network transmits 200-bit frames using a shared channel with a 200 Kbps bandwidth. Find the throughput of the system, if the system (all stations put together) produces 250 frames per second:

a.

49

b.

368

c.

149

d.

151

Discuss
Answer: (a).49
Q305.
The period of a signal is 100 ms. Its frequency is .............

a.

100^3 Hertz

b.

10^−2 KHz

c.

10^−3 KHz

d.

10^5 Hertz

Discuss
Answer: (b).10^−2 KHz
Q306.
The dotted-decimal notation of the following IPV4 address in binary notation is ...................

10000001 00001011 00001011 11101111

a.

111.56.45.239

b.

129.11.10.238

c.

129.11.11.239

d.

111.56.11.239

Discuss
Answer: (c).129.11.11.239
Q307.
Which of the following statements are true?

(a) Advanced Mobile Phone System (AMPS) is a second generation cellular phone system.
(b) IS - 95 is a second generation cellular phone system based on CDMA and DSSS.
(c) The Third generation cellular phone system will provide universal personnel communication.

a.

(a) and (b) only

b.

(b) and (c) only

c.

(a), (b) and (c)

d.

(a) and (c) only

Discuss
Answer: (b).(b) and (c) only
Q308.
Match the following symmetric block ciphers with corresponding block and key sizes:

List - I
(a) DES
(b) IDEA
(c) BLOW FISH
(d) AES

List - II
(i) block size 64 and key size ranges between 32 and 448
(ii) block size 64 and key size 64
(iii) block size 128 and key sizes 128, 192, 256
(iv) block size 64 and key size 128

Code:
(a) (b) (c) (d)

a.

(iv) (ii) (i) (iii)

b.

(ii) (iv) (i) (iii)

c.

(ii) (iv) (iii) (i)

d.

(iv) (ii) (iii) (i)

Discuss
Answer: (b).(ii) (iv) (i) (iii)
Q309.
Which of the following statements are true?

(a) Three broad categories of Networks are
(i) Circuit Switched Networks
(ii) Packet Switched Networks
(iii) Message Switched Networks
(b) Circuit Switched Network resources need not be reserved during the set up phase.
(c) In packet switching there is no resource allocation for packets.

a.

(a) and (b) only

b.

(b) and (c) only

c.

(a) and (c) only

d.

(a), (b) and (c)

Discuss
Answer: (c).(a) and (c) only
Q310.
In Challenge-Response authentication the claimant ...............

a.

Proves that she knows the secret without revealing it

b.

Proves that she doesn’t know the secret

c.

Reveals the secret

d.

Gives a challenge

Discuss
Answer: (a).Proves that she knows the secret without revealing it
Page 31 of 33

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