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. |
VanuAnywave is an example for software defined radio. |
| A. | True |
| B. | False |
| Answer» B. False | |
| 2. |
AN/ARC-220 uses software realized ____ |
| A. | FPGA |
| B. | ASIC |
| C. | GPP |
| D. | DSP |
| Answer» E. | |
| 3. |
Which of the following is a parameter used for co-ordination between aircraft and ground radio in HaveQuick? |
| A. | Song of the day |
| B. | Number of the day |
| C. | Word of the day |
| D. | Date of the day |
| Answer» D. Date of the day | |
| 4. |
Which among the following is not supported by AN/ARC-164 HaveQuickΙΙ? |
| A. | Air-to-air communication |
| B. | Ground-to-ground communication |
| C. | Air-to-ground communication |
| D. | Ground-to-air communication |
| Answer» C. Air-to-ground communication | |
| 5. |
The ____ helps to achieve over-the-horizon transmission in position location reporting system. |
| A. | sub-master station |
| B. | subordinate station |
| C. | connecting station |
| D. | master station |
| Answer» E. | |
| 6. |
Position Location Reporting System offers an accuracy of ____ |
| A. | 15-m |
| B. | 13-m |
| C. | 10-m |
| D. | 20-m |
| Answer» B. 13-m | |
| 7. |
Which among the following techniques use direct sequence spread spectrum? |
| A. | Code Division Multiple Access |
| B. | Frequency Division Multiple Access |
| C. | Time Division Multiple Access |
| D. | Orthogonal Frequency Division Multiple Access |
| Answer» B. Frequency Division Multiple Access | |
| 8. |
In ____, the data signal is multiplied with a chip code data stream.a) Frequency Hopping Spread Spectrum (FHSS)b) Time Division Multiple Access (TDMA)c) Direct Sequence Spread Spectrum (DSSS)d) Frequency Division Multiple Access (FDM |
| A. | Frequency Hopping Spread Spectrum (FHSS) |
| B. | Time Division Multiple Access (TDMA) |
| C. | Direct Sequence Spread Spectrum (DSSS) |
| D. | Frequency Division Multiple Access (FDMA) |
| Answer» D. Frequency Division Multiple Access (FDMA) | |
| 9. |
Demand Assign Multiple Access is ____ function. |
| A. | a technical |
| B. | an administrative |
| C. | a multiplexing |
| D. | a literal |
| Answer» C. a multiplexing | |
| 10. |
SINCGARS is a family of ____ radios. |
| A. | high frequency (HF) |
| B. | very high frequency (VHF) |
| C. | ultra-high frequency (UHF) |
| D. | super high frequency (SHF) |
| Answer» C. ultra-high frequency (UHF) | |