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Question 71Asked in UGC NET Computer Science, November 2017 (Paper II & III, Selected Questions)

Quadrature Amplitude Modulation means changing both :

  1. AFrequency and phase of the carrier
  2. BFrequency and amplitude of the carrier
  3. CAmplitude and phase of the carrier
  4. DAmplitude and wavelength of the carrier
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Correct answer: (C) Amplitude and phase of the carrier

Explanation

Quadrature amplitude modulation means changing both amplitude and phase of the Carrier.

From UGC NET Computer Science PYQ, November 2017 (Paper II & III, Selected Questions)

This is question 71 of UGC NET Computer Science PYQ, November 2017 (Paper II & III, Selected Questions). See all questions of this paper with answers, or attempt the paper as a timed online test to get your score and all-India rank.