Cognitive Radio Mock Test 8

10%

Question 1 of 10

1. Which among the following should be adapted in spectrum mobility management?

Cross-layer approach

Alternate layer approach

Double layer approach

Single-layer approach

Question 1 of 10

Question 2 of 10

2. What is the function of the spectrum analysis unit?

Listen for the arrival of the primary user

Match spectrum bands with user requirements

Detect spectrum holes

Prevent collision between multiple users

Question 2 of 10

Question 3 of 10

3. Which among the following layer operation is similar to that of spectrum sharing?

Transport

Physical

Data-link

Network

Question 3 of 10

Question 4 of 10

4. Which among the following terms should replace the label ‘A’?

Centralised inter-network spectrum sharing

Distributed intra-network spectrum sharing

Distributed inter-network spectrum sharing

Centralised intra-network spectrum sharing

Question 4 of 10

Question 5 of 10

5. What among the following is not a function of spectrum management?

Decision

Mobility

Sensing

Repair

Question 5 of 10

Question 6 of 10

6. What is the full form of DQSDR?

Distributed Quality of Service Dynamic Reservation scheme

Dynamic Quality of Service Distributed Resource scheme

Distributed Quality of Service Dynamic Resource scheme

Dynamic Quality of Service Distributed Reservation scheme

Question 6 of 10

Question 7 of 10

7. What are the units of spectrum mobility?

Spectrum handoff and spectrum management

Spectrum sensing and spectrum sharing

Connection management and spectrum management

Spectrum handoff and connection management

Question 7 of 10

Question 8 of 10

8. What type of network is depicted in the following diagram?

xG ad hoc access

xG network access

Primary network access

Secondary network access

Question 8 of 10

Question 9 of 10

9. Which among the following is not a disadvantage of cooperation detection?

Overhead traffic

Receiver uncertainty

Shadowing uncertainty

Additional storage

Question 9 of 10

Question 10 of 10

10. Which among the following terms should replace the labels ‘A’ and ‘B’ in the diagram?

A – Link layer delay, B – Scheduling Information

A – Scheduling information, B – Link layer delay

A – Spectrum broker, B – Link layer establishment

A – Link layer establishment, B – Spectrum broker

Question 10 of 10