MCQOPTIONS
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MCQOPTIONS
This section includes 10 Mcqs, each offering curated multiple-choice questions to sharpen your Cognitive Radio knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
Multiuser interference is an example of external interference. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 2. |
Which among the following is an environmental parameter that affects ran accuracy? |
| A. | Phase dependent coefficient of attenuation |
| B. | Frequency dependent coefficient of attenuation |
| C. | Phase dependent coefficient of channel |
| D. | Frequency dependent coefficient of channel |
| Answer» E. | |
| 3. |
____ exhibits the effect of channel distortion. |
| A. | Equalization tap coefficient |
| B. | Filter tap coefficient |
| C. | Channel tap coefficient |
| D. | Signal tap coefficient |
| Answer» D. Signal tap coefficient | |
| 4. |
Which among on the following transceiver parameter may be used to improve range accuracy adaption? |
| A. | Randomizing transmit power level |
| B. | Decreasing the length of observation symbols |
| C. | Increasing the length of observation symbols |
| D. | Randomizing carrier frequencies |
| Answer» D. Randomizing carrier frequencies | |
| 5. |
Which among the following parameter of transceiver does not affect range accuracy? |
| A. | Bandwidth |
| B. | Resolution of bandwidth |
| C. | Transmission power level |
| D. | Receiver power level |
| Answer» E. | |
| 6. |
Propagation loss is more in ____ |
| A. | lower carrier frequencies |
| B. | higher carrier frequencies |
| C. | lower bandwidth |
| D. | higher bandwidth |
| Answer» C. lower bandwidth | |
| 7. |
Which among of the following may be employed to synchronise base station to local reference station? |
| A. | Two signals of different frequency |
| B. | Two signals of different phase |
| C. | Four signals of different frequency |
| D. | Four signals of different phase |
| Answer» B. Two signals of different phase | |
| 8. |
Time of arrival data from two base stations may provide ____ of a location. |
| A. | position circle |
| B. | point |
| C. | peak circle |
| D. | peak point |
| Answer» B. point | |
| 9. |
Two way ranging can resolve ____ |
| A. | amplitude difference |
| B. | frequency difference |
| C. | phase difference |
| D. | amplitude and phase difference |
| Answer» D. amplitude and phase difference | |
| 10. |
____ affects range accuracy adaption. |
| A. | Resonance frequency |
| B. | Bit rate |
| C. | Symbol rate |
| D. | Bandwidth |
| Answer» E. | |