MCQOPTIONS
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MCQOPTIONS
This section includes 15 Mcqs, each offering curated multiple-choice questions to sharpen your Matlab knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
What is the value of N while creating a 27 point Hamming window? |
| A. | 28 |
| B. | 26 |
| C. | 14 |
| D. | 13 |
| Answer» C. 14 | |
| 2. |
The hamming command returns a ___________ |
| A. | matrix |
| B. | row vector |
| C. | column vector |
| D. | no such command |
| Answer» D. no such command | |
| 3. |
The default tolerance of the unwarp() function is ________ |
| A. | pi |
| B. | 2*pi |
| C. | pi/2 |
| D. | 0 |
| Answer» B. 2*pi | |
| 4. |
What is the function of the unwarp command? |
| A. | Generate smoother phase plots |
| B. | Generate smoother gain plots |
| C. | Generate smoother root locus |
| D. | No such command |
| Answer» B. Generate smoother gain plots | |
| 5. |
fft2 returns _________ |
| A. | a 2-d matrix |
| B. | a 2-d D.F.T |
| C. | a vector |
| D. | No such command |
| Answer» B. a 2-d D.F.T | |
| 6. |
The result of the following command is |
| A. | Error |
| B. | A 32 point symmetric Hamming Window |
| C. | A 33 point periodic Hamming Window |
| D. | A 33 point Hamming WindowView Answer |
| Answer» B. A 32 point symmetric Hamming Window | |
| 7. |
The blackmann(N) command returns a ___________ |
| A. | N-point periodic blackmann window |
| B. | N+1-point periodic blackmann window |
| C. | N+1-point periodic blackmann window |
| D. | N-point symmetric blackmann window |
| Answer» E. | |
| 8. |
The butter() command takes in ________ |
| A. | Stopband attenuation |
| B. | Order of the filter |
| C. | Ripple frequency |
| D. | Nothing |
| Answer» C. Ripple frequency | |
| 9. |
The output of the following codes are |
| A. | same |
| B. | different |
| C. | I will give error |
| D. | ii wil give errorView Answer |
| Answer» B. different | |
| 10. |
The window function is used to __________ |
| A. | multiply it with the incoming signal |
| B. | add it with the incoming signal |
| C. | subtract it from the incoming signal |
| D. | divide the incoming signal |
| Answer» B. add it with the incoming signal | |
| 11. |
The multiplication of two signal in time domain signifies _______ |
| A. | Convolution in time domain |
| B. | Convolution in frequency (jw) domain |
| C. | Multiplication in frequency (jw) domain |
| D. | Nothing |
| Answer» D. Nothing | |
| 12. |
The fir1 command can be used to find _____________ |
| A. | High Pass Filters using IIR method |
| B. | Low Pass Filters FIR method |
| C. | Filters using Window Method |
| D. | FIR filters using Window Method |
| Answer» E. | |
| 13. |
The above command will give |
| A. | D,F,T after taking a truncated input |
| B. | Yield a 2-point D.F.T. |
| C. | Uses the Butterfly algorithm |
| D. | ErrorView Answer |
| Answer» E. | |
| 14. |
The result of the following code is |
| A. | Returns a 3-point D.T.F.T. |
| B. | Returns a N-point D.T.F.T. |
| C. | Returns a 3-point D.F.T. |
| D. | ErrorView Answer |
| Answer» E. | |
| 15. |
Butterworth and Low pass filters use _________ |
| A. | IIR and FIR Design |
| B. | FIR and IIR Design |
| C. | FIR Design |
| D. | IIR Design |
| Answer» B. FIR and IIR Design | |