What is the role of channel in communication system?
A) acts as a medium to send message signals from transmitter to receiver
B) converts one form of signal to other
C) allows mixing of signals
D) helps to extract original signal from incoming signal
Correct Answer:
Verified
Q33: The type of encoding where no character
Q34: What is the running time of the
Q35: What is the running time of the
Q36: Notch is a_
A)high pass filter
B)low pass filter
C)band
Q37: Sin wave is_
A)aperiodic signal
B)periodic signal
C)random signal
D)deterministic signal
Q39: Sum of a periodic and aperiodic signal
Q40: Noise is added to a signal_
A)in the
Q41: Agreement between communication devices are called_
A)transmission medium
B)channel
C)protocol
D)modem
Q42: What is the advantage of superheterodyning?
A)high selectivity
Q43: Low frequency noise is_
A)flicker noise
B)shot noise
C)thermal noise
D)partition
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