Digital Signal Processing Questions and Answers | Digital Signal Processing MCQs

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Questions
1 Which of the following is used in the realization of a system?
A Delay elements
B Multipliers
C Adders
D All of the mentioned

Answer:All of the mentioned
2 Computational complexity refers to the number of ____________
A Additions
B Arithmetic operations
C Multiplications
D None of the mentioned

Answer:Arithmetic operations
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3 The number of times a fetch from memory is performed per output sample is one of the factor used in the implementation of the system.
A True
B False

Answer:True
4 Which of the following refers the number of memory locations required to store the system parameters, past inputs, past outputs and any intermediate computed values?
A Computational complexity
B Finite world length effect
C Memory requirements
D None of the mentioned

Answer:Memory requirements
5 Finite word length effects refer to the quantization effects that are inherent in any digital implementation of the system, either in hardware or software.
A True
B False

Answer:True
6 Which of the following are called as finite word length effects?
A Parameters of the system must be represented with finite precision
B Computations are truncated to fit in the limited precision constraints
C Whether the computations are performed in fixed point or floating point arithmetic
D All of the mentioned

Answer:All of the mentioned
7 The factors Computational complexity, memory requirements and finite word length effects are the ONLY factors influencing our choice of the realization of the system.
A True
B False

Answer:False
8 Which of the following is an method for implementing an FIR system?
A Direct form
B Cascade form
C Lattice structure
D All of the mentioned

Answer:All of the mentioned
9 How many memory locations are used for storage of the output point of a sequence of length M in direct form realization?
A M+1
B M
C M-1
D None of the mentioned

Answer:M-1
10 The direct form realization is often called a transversal or tapped-delay-line filter.
A True
B False

Answer:True

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