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Welcome to the Physical Layer MCQs Page

Dive deep into the fascinating world of Physical Layer with our comprehensive set of Multiple-Choice Questions (MCQs). This page is dedicated to exploring the fundamental concepts and intricacies of Physical Layer, a crucial aspect of Networking. In this section, you will encounter a diverse range of MCQs that cover various aspects of Physical 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 Physical 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 Physical Layer. You can click on an option to test your knowledge before viewing the solution for a MCQ. Happy learning!

Physical Layer MCQs | Page 3 of 24

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Q21.
Data can be ________.

a.

analog

b.

digital

c.

(a) or (b)

d.

none of the above

Discuss
Answer: (c).(a) or (b)
Q22.
_______ data are continuous and take continuous values.

a.

analog

b.

digital

c.

(a) or (b)

d.

none of the above

Discuss
Answer: (a).analog
Q23.
_______ data have discrete states and take discrete values.

a.

Analog

b.

Digital

c.

(a) or (b)

d.

None of the above

Discuss
Answer: (b).Digital
Q24.
Signals can be ________.

a.

analog

b.

digital

c.

either (a) or (b)

d.

neither (a) nor (b)

Discuss
Answer: (c).either (a) or (b)
Q25.
_____ signals can have an infinite number of values in a range.

a.

Analog

b.

Digital

c.

(a) or (b)

d.

None of the above

Discuss
Answer: (a).Analog
Q26.
_______ signals can have only a limited number of values.

a.

Analog

b.

Digital

c.

(a) or (b)

d.

None of the above

Discuss
Answer: (b).Digital
Q27.
Frequency and period are ______.

a.

inverse of each other

b.

proportional to each other

c.

the same

d.

none of the above

Discuss
Answer: (a).inverse of each other
Q28.
________is the rate of change with respect to time.

a.

Amplitude

b.

Time

c.

Frequency

d.

Voltage

Discuss
Answer: (c).Frequency
Q29.
_______ describes the position of the waveform relative to time 0.

a.

Frequency

b.

Phase

c.

Amplitude

d.

Voltage

Discuss
Answer: (b).Phase
Q30.
A sine wave in the ______ domain can be represented by one single spike in the _____ domain.

a.

time; frequency

b.

frequency; time

c.

time; phase

d.

phase; time

Discuss
Answer: (a).time; frequency
Page 3 of 24

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