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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) What is the resolution to cover a range of numbers xmax-xmin with ‘b’ number of bits?
[A] (xmax+xmin)/(2b-1)
[B] (xmax+xmin)/(2b+1)
[C] (xmax-xmin)/(2b-1)
[D] (xmax-xmin)/(2b+1)
Answer: (xmax-xmin)/(2b-1)
(2) What are the mantissa and exponent required respectively to represent ‘5’ in binary floating point representation?
[A] 011,0.110000
[B] 0.110000,011
[C] 011,0.101000
[D] 0.101000,011
Answer: 0.101000,011
(3) If the two numbers are to be multiplied, the mantissa are multiplied and the exponents are added.
[A] True
[B] False
Answer: True
(4) What is the smallest floating point number that can be represented using a 32-bit word?
[A] 3*10-38
[B] 2*10-38
[C] 0.2*10-38
[D] 0.3*10-38
Answer: 0.3*10-38
(5) If 0< E<255, then which of the following statement is true about X?
[A] Fractional number
[B] Infinity
[C] Mixed number
[D] Zero
Answer: Mixed number
(6) For a twos complement representation, the truncation error is ____________
[A] Always positive
[B] Always negative
[C] Zero
[D] None of the mentioned
Answer: Always negative
(7) Due to non-uniform resolution, the corresponding error in a floating point representation is proportional to the number being quantized.
[A] True
[B] False
Answer: True
(8) What is the binary equivalent of (-3/8)?
[A] (10011)2
[B] (0011)2
[C] (1100)2
[D] (1101)2
Answer: (1101)2
(9) Which of the following is the correct representation of a floating point number X?
[A] 2E
[B] M.2E(1/2<M<1)
[C] 2M.2E(1/2<M<1)
[D] None of the mentioned
Answer: M.2E(1/2<M<1)
(10) What is the mantissa and exponent respectively obtained when we add 5 and 3/8 in binary float point representation?
[A] 0.101010,011
[B] 0.101000,011
[C] 0.101011,011
[D] 0.101011,101
Answer: 0.101011,011
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