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Exam Questions Papers - Engineering
Q1: A discrete time linear shift-invariant system has an impulse response h[n] with h[0] = 1, h[1] = - 1, h[2] - 2, and zero otherwise. The system is given an input sequence x[n] with x[0] - x[2] - 1, and zero otherwise. The number of nonzero samples in the output sequence y[n], and the value of y[2] are, respectivelyA
5, 2
B
6, 2
C
6, 1
D
5, 3
ANS:D - 5, 3 Use convolution to get the result. |


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