CN13 Modulation
Authored by WEE BOON KOH
Computers
University
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5 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
The ____ of electromagnetic energy determines how the energy propagates.
amplitude
number
frequency
phase
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which term is used to refer to changes made in the carrier according to the information being sent?
modulation
modem
noise-to-signal ratio
signal
3.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Which of the following is NOT one of the modulation techniques?
Amplitude modulation
Phase shift modulation
Frequency modulation
Time shift modulation
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
In frequency modulation, the amplitude of the carrier remains ______.
unknown
variable
fixed
known
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
Phase modulation is a special form of _______ modulation.
time
frequency
none of the options
amplitude
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