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Welcome to the Data Link Layer MCQs Page

Dive deep into the fascinating world of Data Link Layer with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Data Link Layer, a crucial aspect of Networking. In this section, you will encounter a diverse range of MCQs that cover various aspects of Data Link Layer, 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 Networking.

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Check out the MCQs below to embark on an enriching journey through Data Link Layer. Test your knowledge, expand your horizons, and solidify your grasp on this vital area of Networking.

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

Data Link Layer MCQs | Page 27 of 32

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Q261.
The Internet has been using a checksum of

a.

2 bit

b.

4 bit

c.

8 bit

d.

16 bit

Discuss
Answer: (d).16 bit
Q262.
A pattern of 0s and 1s can be represented as a

a.

cyclic code

b.

modulo-2

c.

polynomial

d.

coefficient

Discuss
Answer: (c).polynomial
Q263.
Forward error correction is possible when the number of errors is

a.

zero

b.

small

c.

large

d.

infinite

Discuss
Answer: (b).small
Q264.
Any coding scheme needs to have at least the parameters of

a.

codeword size

b.

dataword size

c.

minimum hamming distance

d.

All of them

Discuss
Answer: (d).All of them
Q265.
Single-bit errors are the least likely type of error in

a.

parallel data transmission

b.

serial data transmission.

c.

unidirectional transmission

d.

bidirectional transmission

Discuss
Answer: (b).serial data transmission.
Q266.
In a cyclic code, generator polynomial is actually the

a.

multiplier

b.

divisor

c.

polynomial

d.

All of the above

Discuss
Answer: (b).divisor
Q267.
There are two main methods of

a.

error detection

b.

error correction

c.

parity bit errors

d.

redundancy

Discuss
Answer: (b).error correction
Q268.
The cyclic redundancy check is used in

a.

codewords

b.

datawords

c.

networks

d.

encryption

Discuss
Answer: (c).networks
Q269.
In error detection and correction process, we use geometric approach to define

a.

codeword

b.

territory

c.

block code

d.

All of the above

Discuss
Answer: (b).territory
Q270.
The received code word of the cyclic code is the sum of the sent code word and the

a.

dataword

b.

generator

c.

error

d.

syndrome

Discuss
Answer: (c).error
Page 27 of 32

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