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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 28 of 32

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Q271.
In a cyclic code, the decoder is failed to detect any error, when syndrome is

a.

zero

b.

non zero

c.

one

d.

negative value

Discuss
Answer: (a).zero
Q272.
What is the maximum effect of a 2-ms burst of noise on data transmitted for 12 kbps

a.

2 bits

b.

4 bits

c.

16 bits

d.

24 bits

Discuss
Answer: (d).24 bits
Q273.
The divisor line and XOR are missing if the corresponding bit in the divisor is

a.

0

b.

1

c.

10

d.

11

Discuss
Answer: (a).0
Q274.
The unsigned representation of numbers by one's complement can represent

a.

positive number

b.

negative number

c.

Both a and b

d.

infinite numbers

Discuss
Answer: (c).Both a and b
Q275.
The checksum is used in the Internet by several protocols although not at the

a.

session layer

b.

transport layer

c.

network layer

d.

data link layer

Discuss
Answer: (d).data link layer
Q276.
A simple parity-check code can detect

a.

odd number of errors

b.

even number of errors

c.

positive number of errors

d.

negative number of errors

Discuss
Answer: (a).odd number of errors
Q277.
The hamming distance can easily be found if we apply the

a.

XOR operation

b.

XNOR operation

c.

OR operation

d.

AND operation

Discuss
Answer: (a).XOR operation
Q278.
In subtraction of modulo-2 arithmetic, 0-1 =

a.

0

b.

-1

c.

1

d.

infinity

Discuss
Answer: (c).1
Q279.
In modulo-N arithmetic, we use only the integers in the range

a.

0 to N

b.

0 to N-1

c.

0 to N-2

d.

0 to N-3

Discuss
Answer: (b).0 to N-1
Q280.
To detect or correct errors, we send extra bits with data. It is called

a.

redundancy

b.

correction

c.

detection

d.

Both b and c

Discuss
Answer: (a).redundancy
Page 28 of 32

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