Q. Which of the following are Satellite Navigation Systems? GLONASS BeiDou QZSS Bhuvan Select the correct answer from the codes given below:
Answer: 1, 2 and 3
Notes:

1. GLONASS - Developed by the Russian Federation, GLONASS is a space-based navigation system similar to GPS that provides coverage for Russia and its neighboring countries.
2. BeiDou - Developed by China, BeiDou is a regional navigation system that covers China and the surrounding areas. It has global aspirations and is gradually expanding its coverage.
3. QZSS - Developed by Japan, the Quasi-Zenith Satellite System (QZSS) is a regional navigation system that enhances GPS coverage in Japan and the surrounding region.
4. Bhuvan is an Indian satellite imagery and geospatial platform developed by the Indian Space Research Organization (ISRO). Bhuvan is designed to provide geospatial data, maps, and services for various applications such as natural resources management, infrastructure planning, and disaster management. It offers a range of high-resolution satellite imagery, digital elevation models, and other geospatial data products and services to support a variety of users and applications in India and globally.

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