Digital Signal Processing Inverse Systems Deconvolution Online Exam Quiz
Digital Signal Processing Inverse Systems Deconvolution GK Quiz. Question and Answers related to Digital Signal Processing Inverse Systems Deconvolution. MCQ (Multiple Choice Questions with answers about Digital Signal Processing Inverse Systems Deconvolution
What is the inverse of the system with impulse response h(n)=?(n)-1/2?(n-1)?
Options
A : (1/2)nu(n)
B : -(1/2)nu(-n-1)
C : (1/2)nu(n) & -(1/2)nu(-n-1)
D : None of the mentioned
A causal system produces the output sequence y(n)={1,0.7} when excited by the input sequence x(n)={1,-0.7,0.1}, then what is the impulse response of the system function?
Options
A : [3(0.5)n+4(0.2)n]u(n)
B : [4(0.5)n-3(0.2)n]u(n)
C : [4(0.5)n+3(0.2)n]u(n)
D : None of the mentioned
If h(n) is the impulse response of an LTI system T and h1(n) is the impulse response of the inverse system T-1, then which of the following is true?
Options
A : [h(n)*h1(n)].x(n)=x(n)
B : [h(n).h1(n)].x(n)=x(n)
C : [h(n)*h1(n)]*x(n)=x(n)
D : [h(n).h1(n)]*x(n)=x(n)
An IIR system with system function H(z)=frac{B(z)}{A(z)} is called a minimum phase if ___________
Options
A : All poles and zeros are inside the unit circle
B : All zeros are outside the unit circle
C : All poles are outside the unit circle
D : All poles and zeros are outside the unit circle
An IIR system with system function H(z)=frac{B(z)}{A(z)} is called a mixed phase if ___________
Options
A : All poles and zeros are inside the unit circle
B : All zeros are outside the unit circle
C : All poles are outside the unit circle
D : Some, but not all of the zeros are outside the unit circle
If the frequency response of an FIR system is given as H(z)=6+z-1-z-2, then the system is ___________
Options
A : Minimum phase
B : Maximum phase
C : Mixed phase
D : None of the mentioned
If the frequency response of an FIR system is given as H(z)=1-z-1-6z-2, then the system is ___________
Options
A : Minimum phase
B : Maximum phase
C : Mixed phase
D : None of the mentioned
If the frequency response of an FIR system is given as H(z)=1-5/2z-1-3/2z-2, then the system is ___________
Options
A : Minimum phase
B : Maximum phase
C : Mixed phase
D : None of the mentioned
If a system is said to be invertible, then?
Options
A : One-to-one correspondence between its input and output signals
B : One-to-many correspondence between its input and output signals
C : Many-to-one correspondence between its input and output signals
D : None of the mentioned
What is the inverse of the system with impulse response h(n)=(1/2)nu(n)?
Options
A : ?(n)+1/2 ?(n-1)
B : ?(n)-1/2 ?(n-1)
C : ?(n)-1/2 ?(n+1)
D : ?(n)+1/2 ?(n+1)
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