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Digital Signal Processing Questions and Answers | Digital Signal Processing MCQs

Free download in PDF Digital Signal Processing Multiple Choice Questions and Answers for competitive exams. These short objective type questions with answers are very important for Board exams as well as competitive exams like UPSC, NDA, SSC etc. These short solved questions or quizzes are provided by Gkseries./p>

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(1) Which of the following gives the complete definition of the state of a system at time n0?
[A] Amount of information at n0 determines output signal for n≥n0
[B] Input signal x(n) for n≥n0 determines output signal for n≥n0
[C] Input signal x(n) for n≥0 determines output signal for n≥n0
[D] Amount of information at n0+input signal x(n) for n≥n0 determines output signal for n≥n0
Answer: Amount of information at n0+input signal x(n) for n≥n0 determines output signal for n≥n0
(2) From the definition of state of a system, the system consists of only one component called memory less component.
[A] True
[B] False
Answer: False
(3) If we interchange the rows and columns of the matrix F, then the system is called as ______________
[A] Identity system
[B] Diagonal system
[C] Transposed system
[D] None of the mentioned
Answer: Transposed system
(4) A single input-single output system and its transpose have identical impulse responses and hence the same input-output relationship.
[A] True
[B] False
Answer: True
(5) A closed form solution of the state space equations is easily obtained when the system matrix F is?
[A] Transpose
[B] Symmetric
[C] Identity
[D] Diagonal
Answer: Diagonal
(6) What is the condition to call a number λ is an Eigen value of F and a nonzero vector U is the associated Eigen vector?
[A] (F+λI)U=0
[B] (F-λI)U=0
[C] F-λI=0
[D] None of the mentioned
Answer: (F-λI)U=0
(7) The determinant |F-λI|=0 yields the characteristic polynomial of the matrix F.
[A] True
[B] False
Answer: True
(8) The parallel form realization is also known as normal form representation.
[A] True
[B] False
Answer: True
(9) If (101.01)2=(x)10, then what is the value of x?
[A] 505.05
[B] 10.101
[C] 101.01
[D] 5.25
Answer: 5.25
(10) The binary point between the digits b0 and b1 exist physically in the computer.
[A] True
[B] False
Answer: False
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