MCQOPTIONS
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MCQOPTIONS
This section includes 5 Mcqs, each offering curated multiple-choice questions to sharpen your Digital Signal Processing knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
What is the necessary and sufficient condition for a second order filter that no zero-input overflow limit cycles occur? |
| A. | |a<sub>1</sub>|+|a<sub>2</sub>|=1 |
| B. | |a<sub>1</sub>|+|a<sub>2</sub>|>1 |
| C. | |a<sub>1</sub>|+|a<sub>2</sub>|<1 |
| D. | None of the mentioned |
| Answer» D. None of the mentioned | |
| 2. |
The limit cycle mode with zero input, which occurs as a result of rounding the multiplications, corresponds to an equivalent second order system with poles at z= 1. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 3. |
What is the dead band of a single pole filter with a pole at 1/2 and represented by 4 bits? |
| A. | (-1/2,1/2) |
| B. | (-1/4,1/4) |
| C. | (-1/8,1/8) |
| D. | (-1/16,1/16) |
| Answer» E. | |
| 4. |
Which of the following expressions define the dead band for a single-pole filter? |
| A. | |v(n-1)| ( frac{(1/2).2^{-b}}{1+|a|} ) |
| B. | |v(n-1)| ( frac{(1/2).2^{-b}}{1-|a|} ) |
| C. | |v(n-1)| ( frac{(1/2).2^{-b}}{1-|a|} ) |
| D. | None of the mentioned |
| Answer» D. None of the mentioned | |
| 5. |
The oscillations in the output of the recursive system are called as limit cycles . |
| A. | True |
| B. | False |
| Answer» B. False | |