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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 15 of 32

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Q141.
When you store and forward messages in B-ISDN, you are using ................. services.

a.

conversational

b.

messaging

c.

retrieval

d.

distributive

Discuss
Answer: (b).messaging
Q142.
Which of the following signal is not standard RS-232-C signal?

a.

VDR

b.

RTS

c.

CTS

d.

DSR

Discuss
Answer: (a).VDR
Q143.
While transmitting odd-parity coded symbols, the number of zeros in each symbol is:

a.

odd

b.

even

c.

Both a and b

d.

unknown

Discuss
Answer: (d).unknown
Q144.
When the receiver sees five consecutive incoming '1' bits followed by a '0' bit it automatically destuffs ................... in bit stuffing.

a.

'1' bit

b.

'0' bit

c.

'01' bit

d.

'10' bit

Discuss
Answer: (b).'0' bit
Q145.
If source machine sends independent frames to destination machine without having acknowledgment, this service is .................

a.

Unacknowledged connection oriented

b.

Unacknowledged connection less

c.

Acknowledged connection oriented

d.

Acknowledged connection less

Discuss
Answer: (a).Unacknowledged connection oriented
Q146.
SEND and RECEIVE primitives are called as ................. primitives.

a.

blocking

b.

non blocking

c.

data transfer

d.

error control

Discuss
Answer: (a).blocking
Q147.
CONNECT and DISCONNECT primitives are called as ..................... primitives.

a.

blocking

b.

non blocking

c.

data transfer

d.

error control

Discuss
Answer: (b).non blocking
Q148.
The end points of a transport connection are called .....................

a.

TSAPs

b.

AAL -SAPs

c.

NSAPs

d.

PSAPs

Discuss
Answer: (a).TSAPs
Q149.
BSC stands for ..................

a.

Binary synchronous control

b.

Binary synchronous communication

c.

Bit-oriented synchronous communication

d.

Byte-oriented synchronous communication

Discuss
Answer: (b). Binary synchronous communication
Q150.
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
Page 15 of 32

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