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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 8 of 33

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Q71.
An attacker sits between customer and Banker, and captures the information from the customer and retransmits to the banker by altering the information. This attack is called as ..............

a.

Masquerade Attack

b.

Replay Attack

c.

Passive Attack

d.

Denial of Service Attack

Discuss
Answer: (b).Replay Attack
Q72.
Match the following Layers and Protocols for a user browsing with SSL:

a. Application layer i. TCP
b. Transport layer ii. IP
c. Network layer iii. PPP
d. Datalink layer iv. HTTP

Codes: a b c d

a.

iv i ii iii

b.

iii ii i iv

c.

ii iii iv i

d.

iii i iv ii

Discuss
Answer: (a).iv i ii iii
Q73.
The maximum size of the data that the application layer can pass on to the TCP layer below is .........

a.

2^16 bytes

b.

2^16 bytes + TCP header length

c.

Any size

d.

2^16 bytes - TCP header length

Discuss
Answer: (c).Any size
Q74.
A packet whose destination is outside the local TCP/IP network segment is sent to ..............

a.

File server

b.

DNS server

c.

DHCP server

d.

Default gateway

Discuss
Answer: (d).Default gateway
Q75.
Distance vector routing algorithm is a dynamic routing algorithm. The routing tables in distance vector routing algorithm are updated ...........

a.

automatically

b.

by server

c.

by exchanging information with neighbor nodes

d.

with back up database

Discuss
Answer: (c).by exchanging information with neighbor nodes
Q76.
In link state routing algorithm after the construction of link state packets, new routes are computed using:

a.

DES algorithm

b.

Dijkstra's algorithm

c.

RSA algorithm

d.

Packets

Discuss
Answer: (b).Dijkstra's algorithm
Q77.
Suppose there are n stations in a slotted LAN. Each station attempts to transmit with a probability P in each time slot. The probability that only one station transmits in a given slot is ..................

a.

nP(1-P)^n-1

b.

nP

c.

P(1-P)^n-1

d.

n^P(1-P)^n-1

Discuss
Answer: (a).nP(1-P)^n-1
Q78.
Station A uses 32 byte packets to transmit messages to station B using sliding window protocol. The round trip delay between A and B is 40 milli seconds and the bottleneck bandwidth on the path between A and B is 64 kbps. The optimal window size of A is

a.

20

b.

10

c.

30

d.

40

Discuss
Answer: (b).10
Q79.
Let G(x) be generator polynomial used for CRC checking. The condition that should be satisfied by G(x) to correct odd numbered error bits, will be:

a.

(1+x) is factor of G(x)

b.

(1-x) is factor of G(x)

c.

(1+x^2) is factor of G(x)

d.

x is factor of G(x)

Discuss
Answer: (a).(1+x) is factor of G(x)
Q80.
In a packet switching network, if the message size is 48 bytes and each packet contains a header of 3 bytes. If 24 packets are required to transmit the message, the packet size is ................

a.

2 bytes

b.

1 byte

c.

4 bytes

d.

5 bytes

Discuss
Answer: (d).5 bytes
Page 8 of 33

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