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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 17 of 32

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Q161.
MAC is

a.

a very common bit-oriented data link protocol issued to ISO

b.

a method access control technique or multiple-access transmission media

c.

network access standard for connecting stations to a circuit-switched network

d.

a method of determining which device has access to the transmission medium at any time

Discuss
Answer: (d).a method of determining which device has access to the transmission medium at any time
Q162.
What operates in the Data Link and the Network layer?

a.

NIC

b.

Bridge

c.

Router

d.

Brouter

Discuss
Answer: (d).Brouter
Q163.
An error detecting code is which code is the remainder resulting from dividing the bits to be checked by a predetermined binary number, is known as

a.

Error rate

b.

Checksum

c.

Error detecting code

d.

Cyclic redundancy check

Discuss
Answer: (d).Cyclic redundancy check
Q164.
Error detection at the data link level is achieved by?

a.

Bit stuffing

b.

Equalization

c.

Hamming codes

d.

Cyclic Redundancy codes

Discuss
Answer: (d).Cyclic Redundancy codes
Q165.
Which of the following summation operation is performed on the bits to check an error-detecting code?

a.

Codec

b.

Checksum

c.

Attenuation

d.

Coder-decoder

Discuss
Answer: (b).Checksum
Q166.
If the ASCII character H is sent and the character I is received, what type of error is this?

a.

burst

b.

single-bit

c.

multiple-bit

d.

recoverable

Discuss
Answer: (b).single-bit
Q167.
The MAC (Media Access Control) address of the network card is used in both Ethernet and Token-Ring networks and is essential for communication. What does MAC provide?

a.

An alias for the computer name

b.

The logical domain address for the workstation

c.

A physical address that is assigned by the manufacturer

d.

A physical address that is randomly assigned each time the computer is started

Discuss
Answer: (b).The logical domain address for the workstation
Q168.
Error detecting code is

a.

the ratio of the data units in error to the total number of data units

b.

a check bit appended to an array of binary digits to make the sum of all the binary digits

c.

an error-detecting code based on a summation operation performed on the bits to be checked

d.

a code in which each expression conforms to specify rules of construction, so that if certain errors occur in an expression, the resulting expression will not conform to the rules of construction and thus the presence of the error is detected

Discuss
Answer: (d).a code in which each expression conforms to specify rules of construction, so that if certain errors occur in an expression, the resulting expression will not conform to the rules of construction and thus the presence of the error is detected
Q169.
If odd parity is used for ASCII error detection, the number of 0s per eight-bit symbol is _____.

a.

42

b.

even

c.

odd

d.

indeterminate

Discuss
Answer: (c).odd
Q170.
In cyclic redundancy checking, the divisor is _____ the CRC.

a.

two bits more

b.

the same size as

c.

one bit less than

d.

one bit more than

Discuss
Answer: (d).one bit more than
Page 17 of 32

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