This set of Digital Signal Processing MCQs focuses on “Design of Linear Phase FIR Filters Using Windows-2”. 1. What is the peak side lobe (in dB) for a rectangular window? a) -13 b) -27 c) -32 d) -58 2. What is the peak side lobe (in dB) for a Hanning window? a) -13 b) -27 … Read more
This set of Digital Signal Processing Multiple Choice Questions & Answers (MCQs) focuses on “Design of Linear Phase FIR Filters Using Windows-1”. 1. Which of the following defines the rectangular window function of length M-1? a) w(n)=1, n=0,1,2…M-1 =0, else where b) w(n)=1, n=0,1,2…M-1 =-1, else where c) w(n)=0, n=0,1,2…M-1 =1, else where d) None … Read more
This set of Digital Signal Processing Multiple Choice Questions & Answers (MCQs) focuses on “Design of FIR Filters”. 1. Which of the following is the difference equation of the FIR filter of length M, input x(n) and output y(n)? a) y(n)= b) y(n)= c) y(n)= d) None of the mentioned 2. The lower and upper … Read more
This set of Digital Signal Processing Multiple Choice Questions & Answers (MCQs) focuses on “General Consideration for Design of Digital Filters”. 1. The ideal low pass filter cannot be realized in practice. a) True b) False 2. The following diagram represents the unit sample response of which of the following filters? a) Ideal high pass … Read more
This set of Digital Signal Processing Multiple Choice Questions & Answers (MCQs) focuses on “Round Off Effects in Digital Filters”. 1. The quantization inherent in the finite precision arithmetic operations render the system linear. a) True b) False 2. In recursive systems, which of the following is caused because of the nonlinearities due to the … Read more
This set of Digital Signal Processing Multiple Choice Questions & Answers (MCQs) focuses on “Quantization of Filter Coefficients”. 1. The system function of a general IIR filter is given as H(z)=. a) True b) False 2. If ak is the filter coefficient and āk represents the quantized coefficient with Δak as the quantization error, then … Read more
This set of Digital Signal Processing Multiple Choice Questions & Answers (MCQs) focuses on “Bilinear Transformations”. 1. Bilinear Transformation is used for transforming an analog filter to a digital filter. a) True b) False 2. Which of the following rule is used in the bilinear transformation? a) Simpson’s rule b) Backward difference c) Forward difference … Read more
This set of Digital Signal Processing Multiple Choice Questions & Answers (MCQs) focuses on “Backward Difference Method”. 1. The equation for Heq(s) is . a) True b) False 2. What is the first backward difference of y(n)? a) [y(n)+y(n-1)]/T b) [y(n)+y(n+1)]/T c) [y(n)-y(n+1)]/T d) [y(n)-y(n-1)]/T 3. Which of the following is the correct relation between … Read more
This set of Digital Signal Processing quiz focuses on “Chebyshev Filters – 2”. 1. What is the value of |TN(±1)|? a) 0 b) -1 c) 1 d) None of the mentioned 2. The chebyshev polynomial is oscillatory in the range |x|<∞. a) True b) False 3. If NB and NC are the orders of the … Read more
This set of Digital Signal Processing Multiple Choice Questions & Answers (MCQs) focuses on “Chebyshev Filters-1”. 1. Which of the following defines a chebyshev polynomial of order N, TN(x)? a) cos(Ncos-1x) for all x b) cosh(Ncosh-1x) for all x c) cos(Ncos-1x), |x|1 d) None of the mentioned 2. What is the formula for chebyshev polynomial … Read more
