Digital Signal Processing Z Transform Online Exam Quiz
Digital Signal Processing Z Transform GK Quiz. Question and Answers related to Digital Signal Processing Z Transform. MCQ (Multiple Choice Questions with answers about Digital Signal Processing Z Transform
What is the ROC of the z-transform of the signal x(n)= anu(n)+bnu(-n-1)?
Options
A : |a|<|z|<|b|
B : |a|>|z|>|b|
C : |a|>|z|<|b|
D : |a|<|z|>|b|
What is the ROC of a causal infinite length sequence?
Options
A : |z|<r1
B : |z|>r1
C : r2<|z|<r1
D : None of the mentioned
What is the ROC of z-transform of an two sided infinite sequence?
Options
A : |z|>r1
B : |z|<r1
C : r2<|z|<r1
D : None of the mentioned
What is the z-transform of the following finite duration signal?
Options
A : 2 + 4z + 5z2 + 7z3 + z4
B : 2 + 4z + 5z2 + 7z3 + z5
C : 2 + 4z-1 + 5z-2 + 7z-3 + z-5
D : 2z2 + 4z + 5 +7z-1 + z-3
What is the ROC of the system function H(z) if the discrete time LTI system is BIBO stable?
Options
A : Entire z-plane, except at z=0
B : Entire z-plane, except at z=?
C : Contain unit circle
D : None of the mentioned
What is the set of all values of z for which X(z) attains a finite value?
Options
A : Radius of convergence
B : Radius of divergence
C : Feasible solution
D : None of the mentioned
Is the discrete time LTI system with impulse response h(n)=an(n) (|a| < 1) BIBO stable?
Options
A : True
B : False
C :
D :
The ROC of z-transform of any signal cannot contain poles.
Options
A : True
B : False
C :
D :
What is the ROC of the signal x(n)=?(n-k), k>0?
Options
A : z=0
B : z=?
C : Entire z-plane, except at z=0
D : Entire z-plane, except at z=?
What is the ROC of z-transform of finite duration anti-causal sequence?
Options
A : z=0
B : z=?
C : Entire z-plane, except at z=0
D : Entire z-plane, except at z=?
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