Topics
Sources of History
India : Events After 1960
India’s Internal Challenges
Economic Development
Education
Empowerment of Women and Other Weaker Sections
Science and Technology
Industry and Trade
Changing Life : 1
Changing Life : 2
Post World War Political Developments
India’s Foreign Policy
India’s Defence System
The United Nations
India and Other Countries
International Problems
description
- Telex service
- Satellite Communication Centre
- Pincode
- International Subscriber Dialling Telephone Service (ISD)
- Mobile
- Bharat Sanchar Nigam Limited (BSNL)
- Oil and Natural Gas Commission (ONGC)
- Railways and Technology
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