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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 25 of 32

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Q241.
The field that defines the length of the entire Link Control Protocol packet is called

a.

ID field

b.

control field

c.

information field

d.

length field

Discuss
Answer: (d).length field
Q242.
How many bits in the data unit has changed in single bit error?

a.

only 1

b.

two bits

c.

three bits

d.

four bits

Discuss
Answer: (a).only 1
Q243.
To guarantee the detection of up to s errors in all cases, the minimum hamming distance in a block code must be

a.

s

b.

s+1

c.

s-1

d.

0

Discuss
Answer: (b).s+1
Q244.
The cyclic codes are fast when these are implemented in

a.

software

b.

hardware

c.

Local area network

d.

Both a and b

Discuss
Answer: (d).Both a and b
Q245.
In block coding, we divide our message into blocks, is called

a.

code blocks

b.

packet blocks

c.

code words

d.

datawords

Discuss
Answer: (d).datawords
Q246.
Find the parity bit for 1001011

a.

0

b.

1

c.

2

d.

None

Discuss
Answer: (a).0
Q247.
All burst errors of a cyclic code will be detected when

a.

L > r+1

b.

L =r

c.

L >=r

d.

L <= r

Discuss
Answer: (d).L <= r
Q248.
The process of modulo-2 binary division is the same as the familiar

a.

multiplication process

b.

division process

c.

addition process

d.

subtraction process

Discuss
Answer: (b).division process
Q249.
Traditionally, the Internet checksum is

a.

8-bit

b.

16-bit

c.

24-bit

d.

32-bit

Discuss
Answer: (b).16-bit
Q250.
If the value of checksum is 0, then the message is

a.

accepted

b.

rejected

c.

sent back

d.

resend

Discuss
Answer: (a).accepted
Page 25 of 32

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