UPSC : Introduction of Communication UPSC Notes | EduRev
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- Communication through satellites has emerged as a new area in communication technology since the 1970s.
- The first major breakthrough of communication is the use of optic fibre cables (OFC) as it allows large quantities of data to be transmitted rapidly, securely, and are virtually error-free.
- However, with the digitization of information in the 1990s, telecommunication slowly merged with computers and constituted an integrated network termed the Internet.
- Today, the Internet is the largest electronic network on the planet connecting more than 1,000 million people in more than 100 countries of the world.
- Indian satellite Aryabhatt was launched on April 19, 1979, Bhaskar-I in 1979, and Rohini in 1980.
- Further, on 18 June 1981, APPLE (Arian Passenger Payload Experiment) was launched through the Arian rocket. Thereupon, a series of satellites have been launched for different purposes.
- Cyberspace is the world of electronic computerized space. It consists of the Internet such as on the World Wide Web (www).
- Currently, the majority of the internet users in the world are living in U.S.A., U.K., Germany, Japan, China, and India.
- Cyberspace has been expanding the contemporary economic and social space of humans through e-mail, e-commerce, e-learning and e-governance.
- Likewise, these modern communication systems, more than transportation, have made the concept of a global village a reality.