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.

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 3 of 32

Explore more Topics under Networking

01

Network Models

02

Networking Basics

03

Physical Layer

04

Multiplexing

05

Transmission Media

06

Ethernet

07

Wireless LANs

08

Switching

09

Network Layer

10

Routing

11

Network Layer Protocols

12

Transport Layer

13

Congestion Control

14

Application Layer

15

Client Server Model

16

DNS

17

Application Layer Protocols

18

LAN Topologies

19

LAN Standards

20

Medium Access Methods

21

Frame Relay and ATM

22

Network Security

23

Synchronous Optical Networking

24

Wireless WANs Cellular Telephone and Satellite Networks

25

Storage Area Networks

Q21.

MAC Address is used by which layer ?

a.

Transport Layer

b.

Data Link Layer

c.

Application Layer

d.

Physical Layer

Discuss

Answer: (b).Data Link Layer

Q22.

Layer-2 Switch is also called

a.

Multiport Hub

b.

Multiport Switch

c.

Multiport Bridge

d.

Multiport NIC

Discuss

Answer: (c).Multiport Bridge

Q23.

____________ is added to data packet for error detection.

a.

checksum bit

b.

error bit

c.

parity bit

d.

both a and c

Discuss

Answer: (d).both a and c

Q24.

Which error detection method uses one's complement arithmetic?

a.

Simple parity check

b.

Two-dimensional parity check

c.

CRC

d.

Checksum

Discuss

Answer: (d).Checksum

Q25.

Which error detection method consists of just one redundant bit per data unit?

a.

Simple parity check

b.

Two-dimensional parity check

c.

CRC

d.

Checksum

Discuss

Answer: (a).Simple parity check

Q26.

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

Q27.

In cyclic redundancy checking, the divisor is _______ the CRC.

a.

the same size as

b.

one bit less than

c.

one bit more than

d.

none of the above

Discuss

Answer: (c).one bit more than

Q28.

A ___________ error means that two or more bits in the data unit have changed.

a.

double-bit

b.

burst

c.

single-bit

d.

none of the above

Discuss

Answer: (b).burst

Q29.

In ________ error correction, the receiver corrects errors without requesting re-transmission.

a.

backward

b.

onward

c.

forward

d.

none of the above

Discuss

Answer: (c).forward

Q30.

In ________ error correction, the receiver asks the sender to send the data again.

a.

backward

b.

retransmission

c.

forward

d.

none of the above

Discuss

Answer: (b).retransmission

Page 3 of 32

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