MCQOPTIONS
Saved Bookmarks
MCQOPTIONS
This section includes 7 Mcqs, each offering curated multiple-choice questions to sharpen your Digital Signal Processing Questions and Answers knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
What are the lattice coefficients corresponding to the FIR filter with system function H(z)= 1+(13/24)z-1+(5/8)z-2+(1/3)z-3? |
| A. | (1/2,1/4,1/3) |
| B. | (1,1/2,1/3) |
| C. | (1/4,1/2,1/3) |
| D. | None of the mentioned |
| Answer» D. None of the mentioned | |
| 2. |
If a three stage lattice filter with coefficients K1=1/4, K2=1/2 K3=1/3, then what are the FIR filter coefficients for the direct form structure? |
| A. | (1,8/24,5/8,1/3) |
| B. | (1,5/8,13/24,1/3) |
| C. | (1/4,13/24,5/8,1/3) |
| D. | (1,13/24,5/8,1/3) |
| Answer» E. | |
| 3. |
The constants K1 and K2 of the lattice structure are called as reflection coefficients. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 4. |
What is the value of the coefficient α2(1) in the case of FIR filter represented in direct form structure with m=2 in terms of K1 and K2? |
| A. | K1(K2) |
| B. | K1(1-K2) |
| C. | K1(1+K2) |
| D. | None of the mentioned |
| Answer» D. None of the mentioned | |
| 5. |
The FIR filter whose direct form structure is as shown below is a prediction error filter. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 6. |
What is the unit sample response of the mth filter? |
| A. | hm(0)=0 and hm(k)=αm(k), k=1,2…m |
| B. | hm(k)=αm(k), k=0,1,2…m(αm(0)≠1) |
| C. | hm(0)=1 and hm(k)=αm(k), k=1,2…m |
| D. | none of the mentioned |
| Answer» D. none of the mentioned | |
| 7. |
If we consider a sequence of FIR filer with system function Hm(z)=Am(z), then what is the definition of the polynomial Am(z)? |
| A. | \(1+\sum_{k=0}^m α_m (k)z^{-k}\) |
| B. | \(1+\sum_{k=1}^m α_m (k)z^{-k}\) |
| C. | \(1+\sum_{k=1}^m α_m (k)z^k \) |
| D. | \(\sum_{k=0}^m α_m (k)z^{-k}\) |
| Answer» C. \(1+\sum_{k=1}^m α_m (k)z^k \) | |