Basic Economic Terms
Stealth technology is a low observable technology that makes aircrafts, fighter jets, ships, submarines, satellites, missiles etc less visible to radar, infrared, sonar and other detection technologies. The ultimate goal of stealth technology used to make the fighter jet invisible to the enemy radar stations.
Unmanned Aerial Vehicle (UAV)
Unmanned aerial vehicle is an aircraft that flies without a human pilot aboard. These are commonly known as Drone, and are controlled by a ground based controller through a system of communications between the UAV and the ground station. Rustom is a medium altitude long endurance unmanned aerial vehicle developed by DRDO for the Indian Army, Indian Navy, and the Indian Air Force for intelligence, surveillance and reconnaissance operations.
Light Combat Aircraft
Light combat aircraft refers to light multirole military aircraft designed for engaging and light combat missions such as attack missions, interdiction roles, reconnaissance etc. Light combat aircraft are usually slower than they are bigger counterparts usually employ single engine. HAL Tejas is a single engine multirole light combat aircraft designed by Hindustan Aeronautics Limited HAL and Aeronautical Development Agency ADA for the Indian Air Force.
Indian Submarines and Naval Ships
Submarine is a watercraft that is capable of travelling and operating underwater. A submarine is generally fully autonomous craft that is capable of renewing its own power and breathing air. INS Chakra II, Arihant class submarines, Kalvari class submarine, Shishumar class submarines, and Sindhughosh class submarines are currently in service with Indian Navy.
India's Ballistic Missile Defence Programme
India’s Missile System
India's missile arsenal today consists of several missiles of different ranges that includes ballistic missiles, cruise missiles, guided missiles, anti-tank missiles etc. In 1982 the Integrated Guided Missile Development Programme started with popular political support. Some of the important missile systems developed by India include Agni, Prithvi, Trishul, Nag, Dhanush, Astra, Prahar etc.
3D-Technology and Animation
3D Technology refers the technologies that provide real life three-dimensional visual appearance that are displayed in films, television, 3D gaming etc. 3D provides the perception of depth apart the length and height due to which the user feels involved with the visuals.
Telecommunication - Mobile generations, Smartphone, Important concepts
Mobile generations refers to change in the nature of mobile wireless communication network speed, technology, data capacity, frequency, latency etc. Each new generation of mobile technology has some new techniques, new features, and higher capacities from the previous generation. The evolution of mobile communication has been commonly designated as 1G, 2G, 3G, 4G, and 5G