4. The length of x1(n) is N1, the length of x2(n) is N2. The coevolution of x1(n) and x2(n) has a. NI+N2 samples b. N1+N2-1 samples c. NI+N2 +1 samples d. none of the above. 5. The linear convolution process can be applied only on a. Linear time invariant system b. nonlinear time invariant system c. any system. 6. In DTFT the frequency is a. Continuous b. discrete c. digital

Introductory Circuit Analysis (13th Edition)
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ISBN:9780133923605
Author:Robert L. Boylestad
Publisher:Robert L. Boylestad
Chapter1: Introduction
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QI Select the most appropriate answer.
4. The length of x1(n) is N1, the length of x2(n) is N2. The coevolution of x1(n) and x2(n) has
a. NI+N2 samples b. N1+N2-1 samples c. N1+N2 +1 samples d. none of the above.
5. The linear convolution process can be applied only on
a. Linear time invariant system
b. nonlinear time invariant system
c. any system.
6. In DTFT the frequency is
a. Continuous b. discrete c. digital
7. The DTFT exists if E|x(n)||
a. <0 b. 0 c. o
8. In widowing method of FIR filter design, the values of cutoff frequencies in general depend on
which of the following?
a. Type of the window
c. None of the mentioned
9. Which of the following is not appropriate either as low pass or a high pass filter?
a. symmetric and M odd FIR
c. anti-symmetric and M odd FIR
b. Length of the window
d. Both of the mentioned
b. symmetric and M even FIR
d. anti-symmetric and M even FIR
10. IIR digital filters are designed by converting analog filter into digital filter.
a. True
b. False
Transcribed Image Text:QI Select the most appropriate answer. 4. The length of x1(n) is N1, the length of x2(n) is N2. The coevolution of x1(n) and x2(n) has a. NI+N2 samples b. N1+N2-1 samples c. N1+N2 +1 samples d. none of the above. 5. The linear convolution process can be applied only on a. Linear time invariant system b. nonlinear time invariant system c. any system. 6. In DTFT the frequency is a. Continuous b. discrete c. digital 7. The DTFT exists if E|x(n)|| a. <0 b. 0 c. o 8. In widowing method of FIR filter design, the values of cutoff frequencies in general depend on which of the following? a. Type of the window c. None of the mentioned 9. Which of the following is not appropriate either as low pass or a high pass filter? a. symmetric and M odd FIR c. anti-symmetric and M odd FIR b. Length of the window d. Both of the mentioned b. symmetric and M even FIR d. anti-symmetric and M even FIR 10. IIR digital filters are designed by converting analog filter into digital filter. a. True b. False
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