MCQOPTIONS
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MCQOPTIONS
This section includes 8 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. |
In this section, we confine our attention to FIR designs in which h(n)=h(M-1-n). |
| A. | True |
| B. | False |
| Answer» C. | |
| 2. |
The absolute error between the desired response and the approximation Hr( ) decreases as varies from 0 to 2 fp. |
| A. | True |
| B. | False |
| Answer» C. | |
| 3. |
What is the weighting function used in the design of FIR differentiators based on the chebyshev approximation criterion? |
| A. | 1/ |
| B. | |
| C. | 1+ |
| D. | 1- |
| Answer» B. | |
| 4. |
What is the desired response of the differentiator in the frequency range 2 fp ? |
| A. | Left unconstrained |
| B. | Constrained to be zero |
| C. | Left unconstrained or Constrained to be zero |
| D. | None of the mentioned |
| Answer» D. None of the mentioned | |
| 5. |
If fp is the bandwidth of the differentiator, then the desired frequency characteristic should be linear in the range of _____________ |
| A. | 0 2 |
| B. | 0 2f<sub>p</sub> |
| C. | 0 2 f<sub>p</sub> |
| D. | None of the mentioned |
| Answer» D. None of the mentioned | |
| 6. |
Full band differentiators can be achieved with an FIR filters having odd number of coefficients. |
| A. | True |
| B. | False |
| Answer» C. | |
| 7. |
What is the unit sample response corresponding to Hd( )? |
| A. | ( frac{cos u2061 n}{n} ) |
| B. | ( frac{sin u2061 n}{n} ) |
| C. | n.sin n |
| D. | n.cos u2061 n |
| Answer» B. ( frac{sin u2061 n}{n} ) | |
| 8. |
Which of the following is the frequency response of an ideal differentiator, Hd( )? |
| A. | -j ; - |
| B. | -j ; 0 |
| C. | j ; 0 |
| D. | j ; - |
| Answer» E. | |