Exercise: Communication Systems

Questions for: Communication Systems

Which of the following pulse modulation is analog?
A:
PCM
B:
Differential PCM
C:
PWM
D:
Delta
Answer: C
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The storage capacity of a CD is
A:
360 k bytes per side
B:
360 M bytes per side
C:
540 k bytes per side
D:
540 M bytes per side
Answer: D
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The commonly employed filter in SSB generation is
A:
high pass filter
B:
RC filter
C:
LC filter
D:
mechanical filter
Answer: D
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A CW transmitter radiates
A:
modulated RF carrier
B:
unmodulated RF carrier
C:
both (a) and (b)
D:
none of the above
Answer: A
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FM broadcast is done using
A:
medium waves
B:
short waves
C:
VHF and UHF waves
D:
microwaves
Answer: C
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