Science and Technology › Communications
Satellite and emerging communications Satellite internet and emerging ways to communicate: satellite constellations and how their service is licensed and given spectrum, communication between vehicles, short range wireless, photonics and optical links. It serves GS3 answers on communications technology.
No subject here changed from 16 to 31 July 2026. Show all
Photonics The science and technology of generating, guiding and detecting light particles, photons, much as electronics handles electrons. C-V2X Cellular vehicle-to-everything, a radio technology built on mobile network standards that links vehicles, roads and pedestrians. Semicon 2.0 The second phase of India's Semicon India Programme, ₹1,27,500 crore of support for chip design, fabs, packaging and research. Low Earth orbit The band of orbits roughly 160 to 2,000 km above the Earth, where most satellites and the crewed space stations fly. satellite earth station gateway A ground facility that links a satellite constellation to terrestrial telecom networks; Indian rules require these to stand on Indian soil. GMPCS licence The Global Mobile Personal Communication by Satellite (GMPCS) licence, which the Department of Telecommunications grants to sell satellite based voice and data services in India. data localisation A requirement that data generated in India be stored on servers located within India. Previous theme in this edition Telecom networks, spectrum and internet infrastructure Next theme in this edition Solar energy Practise previous year questions from this area Last updated 19 Sep 2026.
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