Cognitive Radio Mock Test 9

10%

Question 1 of 10

1. Which among the following is the official US regulatory body for the RF spectrum?

International Organisation for Standardisation

American National Standards Institute

Institute of Electrical and Electronics Engineers

Federal Communication Commission

Question 1 of 10

Question 2 of 10

2. Cross-layer communication between data link and network layer can minimize the wastage of resources caused by packet loss.

False

True

Question 2 of 10

Question 3 of 10

3. Which among the following is accomplished by sampling sub-Nyquist in wideband FFT spectrum sensing?

Reduction of complexity

Shorter time delay

Reduced power consumption

Improved signal detection

Question 3 of 10

Question 4 of 10

4. What is the term used to define the additional data that has to be transferred other than the message during communication?

Encoded bits

Payload

Support bits

Overhead

Question 4 of 10

Question 5 of 10

5. What is the full form of CSIS organization?

Center for Strategic and International Studies

Center for Skills and International Studies

Center for Strategic and Intermediary Studies

Center for Skills and Intermediary Studies

Question 5 of 10

Question 6 of 10

6. Which unit is responsible for initiating local coordination?

Secondary user

Central entity

Primary user

Intermediary node

Question 6 of 10

Question 7 of 10

7. Which among the following is not a prerequisite for cooperative sensing?

Central entity

Non-corrupt neighbouring radios

Knowledge of spectrum environment

Knowledge of limits of transmission parameters

Question 7 of 10

Question 8 of 10

8. Cross layer approach is the combination of route selection and spectrum management.

True

False

Question 8 of 10

Question 9 of 10

9. Which among the following is the impact of having poor spur free dynamic range?

Additive noise

Difficulty in short signal detection

Overloading

High complexity

Question 9 of 10

Question 10 of 10

10. Which among the following is true about passive sensing configuration?

Transmitter location is unknown

Operational area is unknown

Base station location is unknown

Receiver location is unknown

Question 10 of 10