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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 7 of 32

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Q61.
For Stop-and-Wait ARQ, for 10 data packets sent, _______ acknowledgments are needed.

a.

exactly 10

b.

less than 10

c.

more than 10

d.

none of the above

Discuss
Answer: (a).exactly 10
Q62.
HDLC is an acronym for _______.

a.

High-duplex line communication

b.

High-level data link control

c.

Half-duplex digital link combination

d.

Host double-level circuit

Discuss
Answer: (b).High-level data link control
Q63.
Data link control deals with the design and procedures for ______ communication.

a.

node-to-node

b.

host-to-host

c.

process-to-process

d.

none of the above

Discuss
Answer: (a).node-to-node
Q64.
_______ in the data link layer separates a message from one source to a destination, or from other messages going from other sources to other destinations.

a.

Digitizing

b.

Controlling

c.

Framing

d.

none of the above

Discuss
Answer: (c).Framing
Q65.
In _______ framing, there is no need for defining the boundaries of frames.

a.

fixed-size

b.

variable-size

c.

standard

d.

none of the above

Discuss
Answer: (a).fixed-size
Q66.
In ________ framing, we need a delimiter (flag) to define the boundary of two frames.

a.

fixed-size

b.

Variable-size

c.

Standard

d.

None of the above

Discuss
Answer: (b).Variable-size
Q67.
In a ________ protocol, the data section of a frame is a sequence of characters.

a.

bit-oriented

b.

character-oriented

c.

either (a) or (b)

d.

none of the above

Discuss
Answer: (b).character-oriented
Q68.
In a _________ protocol, the data section of a frame is a sequence of bits.

a.

byte-oriented

b.

bit-oriented

c.

either (a) or (b)

d.

none of the above

Discuss
Answer: (b).bit-oriented
Q69.
In _________ protocols, we use ________.

a.

character-oriented; byte stuffing

b.

character-oriented; bit stuffing

c.

bit-oriented; character stuffin

d.

none of the above

Discuss
Answer: (a).character-oriented; byte stuffing
Q70.
Byte stuffing means adding a special byte to the data section of the frame when there is a character with the same pattern as the ______.

a.

header

b.

trailer

c.

flag

d.

none of the above

Discuss
Answer: (c).flag
Page 7 of 32

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