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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 18 of 32

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Q171.
In cyclic redundancy checking what is the CRC?

a.

the divisor

b.

the quotient

c.

the dividend

d.

the remainder

Discuss
Answer: (d).the remainder
Q172.
In CRC the quotient at the sender

a.

is discarded

b.

is the remainder

c.

becomes the divisor at the receiver

d.

becomes the dividend at the receiver

Discuss
Answer: (a).is discarded
Q173.
Which layer of international standard organization's OSI model is responsible for creating and recognizing frame boundaries?

a.

network layer

b.

physical layer

c.

data link layer

d.

transport layer

Discuss
Answer: (c).data link layer
Q174.
The data-link layer, in reference to the OSI model, specifies

a.

the virtual circuit interface to packet-switched service

b.

the interface between the X.25 network and packet mode device

c.

data link procedures that provide for the exchange of data via frames that can be sent and received

d.

All of the above

Discuss
Answer: (c).data link procedures that provide for the exchange of data via frames that can be sent and received
Q175.
What function does a serial interface perform in data communication?

a.

Converts serial data into audio signals

b.

Converts parallel data into a stream of bits

c.

Converts analog signals into digital signals

d.

Decodes incoming signals into computer data

Discuss
Answer: (b).Converts parallel data into a stream of bits
Q176.
Two computers that communicate with each other use a simple parity check to detect errors for ASCII transmissions. Which of the following events will always lead to an undeleted error?

a.

one bit or any odd number of bits inverted in a byte during transmission

b.

two bits or any even number of bits inverted in a byte during transmission

c.

two bits or any even number of bits inverted in a block during transmission

d.

one bit or any odd number of bits inverted in a block of data during transmission

Discuss
Answer: (b).two bits or any even number of bits inverted in a byte during transmission
Q177.
Piggybacking protocol is a technique used for

a.

ACKs

b.

NAKs

c.

both a and b

d.

None

Discuss
Answer: (c).both a and b
Q178.
The frame type that refers to High-level Data Link Control error detection field is

a.

Frame Check Sequence field

b.

Control field

c.

flag field

d.

information field

Discuss
Answer: (a).Frame Check Sequence field
Q179.
In Asynchronous Balanced Mode (ABM), the link is

a.

unidirectional

b.

bidirectional

c.

point to point

d.

multipoint

Discuss
Answer: (c).point to point
Q180.
In byte stuffing, a special byte is added to the data section of the frame when there is a character with the same pattern as the

a.

flag

b.

error

c.

sender

d.

destination

Discuss
Answer: (a).flag
Page 18 of 32

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