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UPSC PYQPrelims 2025

Civil Services Examination · Question 54

GPS-Aided Geo Augmented Navigation (GAGAN) uses a system of ground stations to provide necessary augmentation. Which of the following statements is/are correct in respect of GAGAN? I. It is designed to provide additional accuracy and integrity. II. It will allow more uniform and high quality air traffic management. III. It will provide benefits only in aviation but not in other modes of transportation. Select the correct answer using the code given below.

  1. I, II and III
  2. II and III only
  3. I only
  4. I and II only
Show answer & explanation

Answer: (D) I and II only

Explanation

GAGAN improves accuracy/integrity and air traffic management, but its benefits extend beyond aviation (e.g., agriculture, surveying), so III is false.