MCQOPTIONS
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MCQOPTIONS
This section includes 14 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 z-transform of the first backward difference equation of y(n)? |
| A. | \(\frac{1+z^{-1}}{T}\) Y(z) |
| B. | \(\frac{1-z^{-1}}{T}\) Y(z) |
| C. | \(\frac{1+z^1}{T}\) Y(z) |
| D. | None of the mentioned |
| Answer» C. \(\frac{1+z^1}{T}\) Y(z) | |
| 2. |
An analog high pass filter can be mapped to a digital high pass filter. |
| A. | True |
| B. | False |
| Answer» C. | |
| 3. |
The frequency response H(ω) will be considerably distorted with respect to H(jΩ). |
| A. | True |
| B. | False |
| Answer» B. False | |
| 4. |
What is the radius of the circle represented by the image of jΩ axis of the s-domain? |
| A. | 0.75 |
| B. | 0.25 |
| C. | 1 |
| D. | 0.5 |
| Answer» E. | |
| 5. |
What is the center of the circle represented by the image of jΩ axis of the s-domain? |
| A. | z=0 |
| B. | z=0.5 |
| C. | z=1 |
| D. | none of the mentioned |
| Answer» C. z=1 | |
| 6. |
Which of the following is the correct relation between ‘s’ and ‘z’? |
| A. | z=1/(1+sT) |
| B. | s=1/(1+zT) |
| C. | z=1/(1-sT) |
| D. | none of the mentioned |
| Answer» D. none of the mentioned | |
| 7. |
The equation for Heq(s) is \(\frac{\sum_{K=0}^M b_K s^K}{\sum_{K=0}^N a_K s^K}\). |
| A. | True |
| B. | False |
| Answer» B. False | |
| 8. |
WHICH_OF_THE_FOLLOWING_IS_THE_CORRECT_RELATION_BETWEEN_‚ÄÖ√Ñ√∂‚ÀÖ√Ë‚Àւ§S‚ÄÖ√Ñ√∂‚ÀÖ√Ë‚ÀÖ¬•_AND_‚ÄÖ√Ñ√∂‚ÀÖ√Ë‚Àւ§Z‚ÄÖ√Ñ√∂‚ÀÖ√Ë‚ÀÖ¬•??$# |
| A. | s=(1-z<sup>-1</sup>)/T |
| B. | s=1/(1+zT) |
| C. | s=(1+z<sup>-1</sup>)/T |
| D. | None of the mentioned |
| Answer» B. s=1/(1+zT) | |
| 9. |
An analog high pass filter can be mapped to a digital high pass filter? |
| A. | True |
| B. | False |
| Answer» C. | |
| 10. |
The left half of the s-plane is mapped to which of the following in the z-domain? |
| A. | Outside the circle |z-0.5|=0.5 |
| B. | Outside the circle |z+0.5|=0.5 |
| C. | Inside the circle |z-0.5|=0.5 |
| D. | Inside the circle |z+0.5|=0.5 |
| Answer» D. Inside the circle |z+0.5|=0.5 | |
| 11. |
The frequency response H(ω) will be considerably distorted with respect to H(jΩ).$ |
| A. | True |
| B. | False |
| Answer» B. False | |
| 12. |
What is the center of the circle represented by the image of jΩ axis of the s-domain?$ |
| A. | z=0 |
| B. | z=0.5 |
| C. | z=1 |
| D. | None of the mentioned |
| Answer» C. z=1 | |
| 13. |
Which of the following is the correct relation between ‘s’ and ‘z’?$ |
| A. | z=1/(1+sT) |
| B. | s=1/(1+zT) |
| C. | z=1/(1-sT) |
| D. | None of the mentioned |
| Answer» D. None of the mentioned | |
| 14. |
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 |
| Answer» E. | |