MCQOPTIONS
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MCQOPTIONS
This section includes 22 Mcqs, each offering curated multiple-choice questions to sharpen your Wireless Mobile Communications knowledge and support exam preparation. Choose a topic below to get started.
| 1. |
The Hata model is empirical formulation of which model? |
| A. | Okumura model |
| B. | Longley- Rice model |
| C. | Durkin’s model |
| D. | Walfisch and Bertoni model |
| Answer» B. Longley- Rice model | |
| 2. |
Which of the following is the major disadvantage of the Okumura model? |
| A. | Complex |
| B. | Inaccurate |
| C. | Not practical |
| D. | Slow response to rapid change in terrain |
| Answer» E. | |
| 3. |
Okumura model is considered to be complex in predicting path loss. |
| A. | True |
| B. | False |
| Answer» C. | |
| 4. |
Okumura model is applicable for distances of _________ |
| A. | 1 m to 10 m |
| B. | 1 km to 100 km |
| C. | 100 km to 1000 km |
| D. | 10 km to 10000 km |
| Answer» C. 100 km to 1000 km | |
| 5. |
Durkin’s model can read digital elevation map. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 6. |
Longley Rice model’s merit is to provide corrections due to environmental factors. |
| A. | True |
| B. | False |
| Answer» C. | |
| 7. |
The extra term for additional attenuation due to urban clutter near the receiving antenna is called __________ |
| A. | Power factor |
| B. | Urban gain |
| C. | Clutter factor |
| D. | Urban factor |
| Answer» E. | |
| 8. |
Longley –Rice model is applicable to _________ |
| A. | Point to point communication |
| B. | All to all communication |
| C. | Point to multipoint communication |
| D. | Multipoint microwave distribution sstem |
| Answer» B. All to all communication | |
| 9. |
OKUMURA_MODEL_IS_CONSIDERED_TO_BE_COMPLEX_IN_PREDICTING_PATH_LOSS._STATE_WHETHER_TRUE_OR_FALSE.?$ |
| A. | True |
| B. | False |
| Answer» C. | |
| 10. |
The Hata model is empirical formulation of which model?$ |
| A. | Okumura model |
| B. | Longley- Rice model |
| C. | Durkin’s model |
| D. | Walfisch and Bertoni model |
| Answer» B. Longley- Rice model | |
| 11. |
Which of the following is the major disadvantage of Okumura model?$ |
| A. | Complex |
| B. | Inaccurate |
| C. | Not practical |
| D. | Slow response to rapid change in terrain |
| Answer» E. | |
| 12. |
Which of the following considers the impact of rooftops and building? |
| A. | Okumura model |
| B. | Hata model |
| C. | Walfisch and Bertoni model |
| D. | Longley- Rice model |
| Answer» D. Longley- Rice model | |
| 13. |
Hata model is well suited for _________ |
| A. | Personal communication system |
| B. | Large cell mobile radio system |
| C. | Small cell mobile radio system |
| D. | Every mobile radio system |
| Answer» C. Small cell mobile radio system | |
| 14. |
Okumura model is applicable for distances of ________? |
| A. | 1 m to 10 m |
| B. | 1 km to 100 km |
| C. | 100 km to 1000 km |
| D. | 10 km to 10000 km |
| Answer» C. 100 km to 1000 km | |
| 15. |
Which of the most widely used model for signal prediction in urban areas? |
| A. | Ericsson Multiple Breakpoint Model |
| B. | Log distance path loss model |
| C. | Okumura model |
| D. | Attenuation factor model |
| Answer» D. Attenuation factor model | |
| 16. |
Durkin’s model can read digital elevation map. State whether True or False.$ |
| A. | True |
| B. | False |
| Answer» B. False | |
| 17. |
Which method is used by Edwards and Durkin algorithm to calculate the loss associated with diffraction edges? |
| A. | Epstein and Peterson method |
| B. | Interpolation method |
| C. | Knife edge diffraction method |
| D. | Fresnel- Kirchoff method |
| Answer» B. Interpolation method | |
| 18. |
Longley Rice model’s merit is to provide corrections due to environmental factors. State whether True or False.$ |
| A. | True |
| B. | False |
| Answer» C. | |
| 19. |
The extra term for additional attenuation due to urban clutter near the receiving antenna is called _____ |
| A. | Power factor |
| B. | Urban gain |
| C. | Clutter factor |
| D. | Urban factor |
| Answer» E. | |
| 20. |
Longley-Rice prediction model is also referred as _________ |
| A. | Okumura model |
| B. | Hata model |
| C. | ITS irregular terrain model |
| D. | Bertoni model |
| Answer» D. Bertoni model | |
| 21. |
Longley –Rice model is applicable to _________$ |
| A. | Point to point communication |
| B. | All to all communication |
| C. | Point to multipoint communication |
| D. | Multipoint microwave distribution sstem |
| Answer» B. All to all communication | |
| 22. |
Which of the following is not an outdoor propagation model? |
| A. | Longley-Rice model |
| B. | Ericson Multiple Breakpoint Model |
| C. | Hata model |
| D. | Okumura model |
| Answer» C. Hata model | |