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Cognitive Radio MCQ Questions & Answers

Cognitive Radio MCQs : This section focuses on the "Basics" of Cognitive Radio. These Multiple Choice Questions (MCQs) should be practiced to improve the Cognitive Radio skills required for various interviews (campus interview, walk-in interview, company interview), placement, entrance exam and other competitive examinations.

Question 1

A ___________ is a radio that can be programmed and configured dynamically to use the best wireless channels in its vicinity to avoid user interference and congestion.

A. analog radio
B. digital radio
C. cognitive radio
D. mechatronics radio

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Question 2

The concept of cognitive radio was first proposed by Joseph Mitola III in a seminar at KTH Royal Institute of Technology in Stockholm in ?

A. 1995
B. 1996
C. 1997
D. 1998

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Question 3

_______________ in which only the radio-frequency spectrum is considered.

A. Full Cognitive Radio
B. Spectrum-Sensing Cognitive Radio
C. Both A and B
D. None of the above

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Question 4

How many ________ types of cognitive radio.

A. 1
B. 2
C. 3
D. 4

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Question 5

Licensed-Band Cognitive Radio, capable of using bands assigned to licensed users

C. Can be true or false
D. Can not say

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Question 6

Spectrum-sensing techniques may be grouped into _____________ categories.

A. 1
B. 2
C. 3
D. 4

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Question 7

Which of the following are applications of Cognitive Radio?

A. The application of CR networks to emergency and public safety communications by utilizing white space
B. The potential of CR networks for executing dynamic spectrum access
C. Cognitive radio is practical also to wireless sensor networks
D. All of the above

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Question 8

Which protocol is used to control Digital Modular Radio over Ethernet?


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Question 9

Cognitive radio requires ____ to lower the impact in case of malfunction.

A. diodes
B. bridges
C. PID controllers
D. regulators

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Question 10

Spectrum sharing cognitive radio networks allow cognitive radio users to share the spectrum bands of the licensed-band users.

A. Yes
B. No
C. Can be yes or no
D. Can not say

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