GPS-Aided Geo Augmented Navigation (GAGAN) uses a system of ground stations to provide necessary…

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

Solution

GAGAN is a Satellite-Based Augmentation System (SBAS) that provides better accuracy and integrity (I) and improves ATM (II). Its benefits extend beyond aviation to railways, road and maritime — III wrong.

Asked in: UPSC Prelims 2025

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