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UPSC Civil ServicesPrelims2026General Studies Paper I
Question
QQ47. Which of the following statements with regard to drone swarms is/are correct ? 1. They use Terahertz band of frequency to communicate with the command centre. 2. Individual drones in the swarm can communicate with other drones in the swarm. 3. GPS Spoofing is a commonly used technique to counter drone swarm attack. 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.