Question

Which among the following is not a step in spectrum sharing?

(a) Spectrum sensing

(b) Spectrum mobility

(c) Spectrum access

(d) Spectrum management

The question was asked at a job interview.

This is a very interesting question from Next Generation Wireless Network topic in portion Next Generation Wireless Network of Cognitive Radio

Answer 1

Right answer is (d) Spectrum management

Explanation: Spectrum sharing process is integrated with spectrum sensing, spectrum allocation, spectrum access, handshake mechanism, and spectrum mobility. Thus the selection of best available spectrum, prevention of collision due to the overlapping portion of the spectrum, and seamless connection for communication regardless of the location of the user involves spectrum sharing.