Modulation and Demodulation MCQs with answers in PDF format for electrical students. This includes Amplitude Modulation Questions and Answers PDF, Modulation and Demodulation MCQs PDF, and specific MCQs on Amplitude Modulation.
A carrier wave is transmitted using _____ type of waves ?
A. Radio
B. Light
C. Light
D. All the aboveA carrier wave has _____ quantity of frequency ?
A. Infinity
B. High
C. Low
D. ZeroA high frequency EM wave is called ____ ?
A. Message
B. Carrier signal
C. Carrier
D. Both b and cA demodulator extracts data in ______ fashion from carrier wave ?
A. Concurrently
B. Serial
C. Parallel
D. All the above___ is used to extract data from carrier wave ?
A. Amplifier
B. Modulator
C. Demodulator
D. All the aboveAn analog signal is represented in the form of:
A. Sound
B. Audio
C. Video
D. All the aboveA binary data is represented in the form of:
A. ABC
B. 0’s
C. 1’s
D. Both b and cThe output obtained from demodulator are in the form of:
A. Binary data
B. Analog audio signal
C. Analog video signal
D. All the aboveA device that performs modulation is called:
A. Demodulator
B. Amplifier
C. Modulator
D. All the aboveIn software terminology a demodulator is ___ ?
A. Hardware design
B. Computer program
C. Software
D. Both b and c