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UPSC Civil ServicesPrelims2026General Studies Paper I
Question
QQ44. Which of the following statements with regard to Black Boxes used in modern aircrafts is/are correct ? 1. They carry a beacon emitting red light pulses to facilitate underwater detection. 2. They record both the cockpit voice and flight data. 3. Their memory units are made using either stainless steel or titanium. Select the answer using the code given below :
Options
- A 1 only
- B 2 and 3 only
- C 1 and 2 only
- D 1, 2 and 3
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Correct Answer
B 2 and 3 only
Model Answer
Answer: option B, as per UPSC's provisional answer key of 27 May 2026 (Series A). UPSC publishes the final key after the exam's final result.