Author Question: Why are bandwidths valuable? A. Waveforms are limited. B. Analog signals are digitized. C. ... (Read 40 times)

jazziefee

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Why are bandwidths valuable?
 
  A. Waveforms are limited.
  B. Analog signals are digitized.
  C. Wireless channels are impractical.
  D. Frequencies are scarce.

Question 2

Which of the following defines frequency domain?
 
  A. Square waves are made up of the fundamental and its odd -numbered harmonics
  B. Amplitude is viewed as a function of frequency rather than of time
  C. Amplitude of each harmonic decreases as the frequency increases
  D. Any or all of the sine or cosine terms may be zero, and there are no restrictions on
   their amplitudes



ngr69

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Answer to Question 1

D

Answer to Question 2

B



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