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Avionics Practice Test: Surveillance Systems, Mapping and Multimode Radars
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Surveillance Systems, Mapping and Multimode Radars topics include: Electronic scanned array radar, primary and secondary radar, modes s system, traffic alert, collision avoidance system and weather radar. Multi-mode radars are radars that can operate in multiple modes at the same time. They are typically used for military applications such as search and track operations or air defense missions. The Mode S system is a secondary surveillance and communication system that supports Air Traffic Control (ATC). It is a Secondary Surveillance Radar process that allows selective interrogation of... Show more
Avionics Practice Test: Surveillance Systems, Mapping and Multimode Radars
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25 Questions

1. Whisper shout is used to avoid garble in TCAS.
2. What is the time separation for P1 and P3 for mode A secondary radar?
3. What is the fundamental limitation of the radar that is overcome by Electronic scanned array radars?
4. The transmitted and received power is the same in a primary radar.
5. What is the frequency of operation of weather radar?
6. The error caused by two aircraft flying close to each other replying to the same interrogation pulse is called ______
7. What is the range of typical weather radar?
8. How does mode S system differ from mode A and C?
9. How well a target backscatters radar depends on ________
10. What is the surveillance range of a general TCAS system?
11. The ability of the antenna to turn radiated energy into conducted energy is called ____________
12. The undesirable responses from buildings and clouds for the radar pulse are called as __________
13. Which of the following cannot be measured in primary radar?
14. How is the radar beam moved in the ESA?
15. Both AESA and PESA are ________ radars?
16. Which of the following is false with respect to PESA?
17. What is one of the main objectives of a military aircraft design?
18. What is the gain required by a weather radar antenna?
19. What is the number of transmitting modules in a common AESA?
20. Secondary radar can identify an aircraft flying in its range.
21. TCAS I provide proximity warning only.
22. Which of the following determines the direction of the antenna beam in ESA?
23. AESA is more reliable than PESA.
24. The ESA radar beam can be repositioned in a few _______
25. What are the numbers of non-selective interrogations in mode S system?