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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 3 of 33

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Q21.
Find the false statement:

a.

In modern Cryptography, symmetric key algorithms use same key both for Encryption and Decryption

b.

The symmetric cipher DES (Data Encryption Standard) was widely used in the industry for security product

c.

The AES (Advanced Encryption Standard )   cryptosystem allows variable key lengths  of size 56 bits and 124 bits

d.

Pubiic  key algorithms use two different keys for Encryption and Decryption

Discuss
Answer: (c).The AES (Advanced Encryption Standard )   cryptosystem allows variable key lengths  of size 56 bits and 124 bits
Q22.
The message 11001001 is to be transmitted  using the CRC  polynomial  x3 +1 to protect it from errors. The message that should  be transmitted is :

a.

110010011001

b.

11001001

c.

110010011001001

d.

11001001011

Discuss
Answer: (d).11001001011
Q23.
What is the bit rate for transmitting uncompressed 800 x 600 pixel colour frames with 8 bits/pixel at 40 frames/second?

a.

2.4 Mbps

b.

15.36 Mbps

c.

153.6 Mbps

d.

1536 Mbps

Discuss
Answer: (c).153.6 Mbps
Q24.
In IPV 4, the IP address 200.200.200.200 belongs to

a.

Class A

b.

Class B

c.

Class C

d.

Class D

Discuss
Answer: (c).Class C
Q25.
Which layer of OSI reference model is responsible for decomposition of messages and generation of sequence numbers to 'ensure correct re-composition from end to end of the network?'

a.

Physical

b.

Data-link

c.

Transport

d.

Application

Discuss
Answer: (c).Transport
Q26.
A client-server system uses a satellite network, With the satellite at a height of 40,000 kms. What is the best-case delay in response to a request (Note that the speed of light in air is 3,00,000 km/second).

a.

133.33 m sec

b.

266.67 m sec

c.

400.00 m sec

d.

533.33 m sec

Discuss
Answer: (b).266.67 m sec
Q27.
The start and stop bits are used in serial communication for

a.

error detection

b.

error correction

c.

synchronization

d.

slowing down the communication

Discuss
Answer: (c).synchronization
Q28.
___________ is a type of transmission  impairment in which the SIgnal looses strength due to The resistance of the transmission medium.

a.

Attenuation

b.

Distortion

c.

Noise

d.

Decible

Discuss
Answer: (a).Attenuation
Q29.
Match the following :

                List - I                                List - II

a. Call control protocol         i. Interface between Base Transceiver Station (BTS) and Base Station Controller (BSC)

b. A-bis                                  ii. Spread spectrum

c. BSMAP                                iii. Connection management

d. CDMA                                 iv. Works between Mobile Switching Centre (MSC) and Base Station Subsystem (BSS)

Code:
a  b  c  d

a.

iii iv  i   ii

b.

iii i iv ii

c.

i ii iii iv

d.

iv iii ii i

Discuss
Answer: (d).iv iii ii i
Q30.
An analog signal has a bit rate of 6000 bps and a baud rate of 2000 baud. How many data elements are carried by each signal element?

a.

0.336 bits baud

b.

3 bits baud

c.

120,00,000 bits baud

d.

None of the above

Discuss
Answer: (b).3 bits baud
Page 3 of 33

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