The minimum nyquist bandwidth needed for baseband transmission of Rs symbols per second is
A) rs
B) 2rs
C) rs/2
D) rs2
Correct Answer:
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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
Q44: Relationship between amplitude and frequency is represented
Q45: A function f(x) is even, when?
A)f(x) =
Q47: The capacity relationship is given by
A)c =
Q48: Which parameter is called as Shannon limit?
A)pb/n0
B)eb/n0
C)ebn0
D)none
Q49: Entropy is the measure of
A)amount of information
Q50: Equivocation is the
A)conditional entropy
B)joint entropy
C)individual entropy
D)none of
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