This set of Data communication and Networking Multiple Choice Questions and Answers (MCQs) focuses on “Analog to Analog Modulation Techniques- Amplitude Modulation (AM)- Frequency Modulation (FM)- Phase Modulation (PM) ”.

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1. In FM the _______ of the information signal modulates the frequency of the carrier signal

  • amplitude
  • frequency
  • phase
  • any of the above

2. In AM the _______ of the information signal modulates the amplitude of the carrier signal.

  • amplitude
  • frequency
  • phase
  • any of the above

3. In PM the _______ of the information signal modulates the phase of the carrier signal

  • amplitude
  • frequency
  • phase
  • any of the above
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