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QUESTION 1 In PCM, an analog signal is first digitized, then it is discretized. O True False QUESTION 2 Flat-top PAM is implemented by
QUESTION 1 In PCM, an analog signal is first digitized, then it is discretized. O True False QUESTION 2 Flat-top PAM is implemented by O A. Passing through a filter with rectangular impulse response B. Sampling then passing through a filter with rectangular impulse response O C. Multiplication by a train of impulses O D. Multiplication by a train of rectangular pulses QUESTION 3 Which of the following line codes has zero DC irrespective the bits it represents? OA. Split-Phase Code B. Polar NRZ Code C. Alternate Mark Inversion D. Bipolar NRZ Code
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Probability and Random Processes With Applications to Signal Processing and Communications
Authors: Scott Miller, Donald Childers
2nd edition
123869811, 978-0121726515, 121726517, 978-0130200716, 978-0123869814
