Question

Which among the following units communicates with radio environment map in legacy radios?

(a) Local control and access manager

(b) Local bus manager

(c) Specialized processor

(d) Network radio resource manager

This question was addressed to me in final exam.

Question is from Next Generation Wireless Network topic in division Next Generation Wireless Network of Cognitive Radio

Answer 1

Correct answer is (d) Network radio resource manager

For explanation I would say: The radio environment map aids legacy radios or hardware reconfigurable radios by providing smart network operation by introducing cognitive strategies to the network radio resource manager. While in cognitive radios, it aids in situational awareness and adaptations.