Properties of Fourier transform are
A) duality property
B) time shifting property
C) modulation property
D) all of the mentioned
Correct Answer:
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Q5: Which of the following is an example
Q6: Bits can be sent over guided and
Q7: The portion of physical layer that interfaces
Q8: In the digital communication system, signals in
Q9: Properties of impulse function are
A)symmetry
B)time scaling
C)shifting
D)all of
Q11: A base-band signal can be up-converted using
A)sine
Q12: A band-pass signal can be down-converted using
A)sine
Q13: In down-conversion multiplication with cosine wave is
Q14: Fourier transform of a signal gives the
A)frequency
Q15: Random things in a communication system are
A)timing
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