MCQOPTIONS
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MCQOPTIONS
This section includes 15 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. |
Adaptive beam forming is a location based service. |
| A. | True |
| B. | False |
| Answer» C. | |
| 2. |
Indoor positioning systems require higher accuracy than outdoor positioning systems. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 3. |
LOS NLOS identification is a ____ application. |
| A. | location based service |
| B. | location assisted network optimisation |
| C. | location assisted transceiver optimization |
| D. | location assisted environment identification |
| Answer» E. | |
| 4. |
Which among the following can be used as a metric for studying the effect of rain on signal propagation? |
| A. | Symbol rate |
| B. | Bit rate |
| C. | Carrier to interference ratio |
| D. | Delay spread |
| Answer» D. Delay spread | |
| 5. |
Meteorological information focuses on ____ of the target region. |
| A. | channel |
| B. | structure |
| C. | weather |
| D. | relief |
| Answer» D. relief | |
| 6. |
Bat echolocation is employed in ____ |
| A. | cognitive radar |
| B. | cognitive triangulation |
| C. | cognitive phase shift method |
| D. | cognitive taping |
| Answer» B. cognitive triangulation | |
| 7. |
Objects are ____ in the context of environment awareness. |
| A. | land forms |
| B. | landmarks |
| C. | human made entities |
| D. | natural entities |
| Answer» D. natural entities | |
| 8. |
The traditional means for obtaining propagation channel characteristics is called ____ |
| A. | statistical signal modeling |
| B. | statistical channel modeling |
| C. | propagation channel modeling |
| D. | statistical modeling |
| Answer» D. statistical modeling | |
| 9. |
Which among the following is a step in defining propagation characteristics in environment awareness engine using cognitive radio? |
| A. | Terrain mapping |
| B. | Temperature monitory |
| C. | Object tracking |
| D. | Channel environment adaption |
| Answer» E. | |
| 10. |
________ provides information on path loss behaviour. |
| A. | Very large scale statistics |
| B. | Large scale statistics |
| C. | Small scale statistics |
| D. | Very small scale statistics |
| Answer» C. Small scale statistics | |
| 11. |
Propagation characteristics provide _________ |
| A. | characteristics of atmosphere |
| B. | characteristics of weather |
| C. | characteristics of signal progression |
| D. | characteristics of traffic |
| Answer» D. characteristics of traffic | |
| 12. |
____ is the science of quantitative land surface analysis. |
| A. | Geology |
| B. | Geography |
| C. | Geoscience |
| D. | Geomorphometry |
| Answer» E. | |
| 13. |
Which among the following is not an example of topographical application? |
| A. | Geoscience |
| B. | Topographic maps |
| C. | Nano-topography |
| D. | Networking |
| Answer» E. | |
| 14. |
____ is the practice describing the arrangement of a particular place. |
| A. | Topology |
| B. | Topography |
| C. | Digital elevation model |
| D. | Time mapping |
| Answer» C. Digital elevation model | |
| 15. |
Which among the following is not feature of environment awareness core? |
| A. | Propagation channel characteristics |
| B. | Topographical information |
| C. | Meteorological information |
| D. | Security |
| Answer» E. | |