Question

Which among the following is not a challenge for spectrum management?

(a) Interference avoidance

(b) Quality of service awareness

(c) Seamless communication

(d) Interference temperature measurement

The question was asked during an interview.

This intriguing question comes from Next Generation Wireless Network topic in division Next Generation Wireless Network of Cognitive Radio

Answer 1

Correct answer is (d) Interference temperature measurement

To explain: xG users should not cause interference to primary user communication. The handoff to a different spectrum band upon arrival of the primary user should be seamless. The dynamic spectrum environment and quality of service requirements should be analyzed and managed for effective communication.