Digital Signal Processing Properties Z Transform 1 Online Exam Quiz
Digital Signal Processing Properties Z Transform 1 GK Quiz. Question and Answers related to Digital Signal Processing Properties Z Transform 1. MCQ (Multiple Choice Questions with answers about Digital Signal Processing Properties Z Transform 1
If the ROC of X(z) is r1<|z|<r2, then what is the ROC of X(a-1z)?
Options
A : |a|r1<|z|<|a|r2
B : |a|r1>|z|>|a|r2
C : |a|r1<|z|>|a|r2
D : |a|r1>|z|<|a|r2
If X(z) is the z-transform of the signal x(n) then what is the z-transform of anx(n)?
Options
A : X(az)
B : X(az-1)
C : X(a-1z)
D : None of the mentioned
Which of the following justifies the linearity property of z-transform?[x(n)?X(z)].
Options
A : x(n)+y(n) ? X(z)Y(z)
B : x(n)+y(n) ? X(z)+Y(z)
C : x(n)y(n) ? X(z)+Y(z)
D : x(n)y(n) ? X(z)Y(z)
If X(z) is the z-transform of the signal x(n), then what is the z-transform of the signal x(-n)?
Options
A : X(-z)
B : X(z-1)
C : X-1(z)
D : None of the mentioned
According to Time shifting property of z-transform, if X(z) is the z-transform of x(n) then what is the z-transform of x(n-k)?
Options
A : zkX(z)
B : z-kX(z)
C : X(z-k)
D : X(z+k)
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