MCQOPTIONS
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MCQOPTIONS
This section includes 12 Mcqs, each offering curated multiple-choice questions to sharpen your Control Systems knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
For the successful reconstruction of signals : |
| A. | Sampling frequency must be equal to the message signal |
| B. | Sampling frequency must be greater to the message signal |
| C. | Sampling frequency must be less to the message signal |
| D. | Sampling frequency must be greater than or equal to the message signal |
| Answer» E. | |
| 2. |
_______________ is a sampling pattern which is repeated periodically |
| A. | Single order sampling |
| B. | Multi order sampling |
| C. | Zero order sampling |
| D. | Unordered sampling |
| Answer» C. Zero order sampling | |
| 3. |
THE_SIGNAL_IS_RECONSTRUCTED_BACK_WITH_THE_HELP_OF?$ |
| A. | Zero order hold circuits |
| B. | Extrapolations |
| C. | Signal is reconstructed with zero order holds and extrapolations |
| D. | Signal is not reconstructed |
| Answer» D. Signal is not reconstructed | |
| 4. |
Aliasing_is_caused_when:$ |
| A. | Sampling frequency must be equal to the message signal |
| B. | Sampling frequency must be greater to the message signal |
| C. | Sampling frequency must be less to the message signal |
| D. | Sampling frequency must be greater than or equal to the message signal |
| Answer» D. Sampling frequency must be greater than or equal to the message signal | |
| 5. |
For the successful reconstruction of signals ? |
| A. | Sampling frequency must be equal to the message signal |
| B. | Sampling frequency must be greater to the message signal |
| C. | Sampling frequency must be less to the message signal |
| D. | Sampling frequency must be greater than or equal to the message signal |
| Answer» E. | |
| 6. |
_______________ is a sampling pattern which is repeated periodically |
| A. | Single order sampling |
| B. | Multi order sampling |
| C. | Zero order sampling |
| D. | Unordered sampling |
| Answer» C. Zero order sampling | |
| 7. |
The use of sampled data control system are: |
| A. | For using analog components as the part of the control loop |
| B. | For time division of control components |
| C. | Whenever a transmission channel forms a part of closed loop |
| D. | None of the mentioned |
| Answer» D. None of the mentioned | |
| 8. |
Signal sampling reduces the power demand made on the signal. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 9. |
Sampled data technique is appropriate as: |
| A. | For long distance data transmission |
| B. | Pulses are transferred by little loss of accuracy |
| C. | More than one channel of information is sequentially sampled and transmitted. |
| D. | All of the mentioned |
| Answer» E. | |
| 10. |
Sampling is necessary : |
| A. | In complex control systems |
| B. | Where high accuracy is required |
| C. | Non automated control systems |
| D. | Automated control system |
| Answer» C. Non automated control systems | |
| 11. |
The first step required to convert analog signal to digital is : |
| A. | Sampling |
| B. | Holding |
| C. | Reconstruction |
| D. | Quantization |
| Answer» B. Holding | |
| 12. |
Sampling can be done by: |
| A. | Impulse train sampling |
| B. | Natural sampling |
| C. | Flat-top sampling |
| D. | All of the mentioned |
| Answer» E. | |