Digital Signal Processing Questions and Answers | Digital Signal Processing MCQs

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Questions
1 If M and N are the orders of numerator and denominator of rational system function respectively, then how many memory locations are required in direct form-II realization of that IIR filter?
A M+N+1
B M+N
C Min [M,N]
D Max [M,N]

Answer:Max [M,N]
2 The basic elements of a flow graph are branches and nodes.
A True
B False

Answer:True
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3 Which of the following is true for the given signal flow graph?

Digital Signal Processing

A Two pole system
B Two zero system
C Two pole and two zero system
D None of the mentioned

Answer:Two pole and two zero system
4 What are the nodes that replace the adders in the signal flow graphs?
A Source node
B Sink node
C Branch node
D Summing node

Answer:Summing node
5 The output signal of a system is extracted at a sink node.
A True
B False

Answer:True
6 If we reverse the directions of all branch transmittances and interchange the input and output in the flow graph, then the resulting structure is called as ______________
A Direct form-I
B Transposed form
C Direct form-II
D None of the mentioned

Answer:Transposed form
7 What does the structure given below represents?

Digital Signal Processing

A Direct form-I
B Regular Direct form-II
C Transposed direct form-II
D None of the mentioned

Answer:Transposed direct form-II
8 The structure shown below is known as ____________ Digital Signal Processing
A Parallel form structure
B Cascade structure
C Direct form
D None of the mentioned

Answer:Parallel form structure
9 The state space or the internal description of the system still involves a relationship between the input and output signals, what are the additional set of variables it also involves?
A System variables
B Location variables
C State variables
D None of the mentioned

Answer:State variables
10 State variables provide information about all the internal signals in the system.
A True
B False

Answer:True
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