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• Most of the businesses are buying and selling products through online mode - e-business or e-commerce.
Science and Engineering
Engineering involves knowledge of science and mathematics in the development of new technology. Powerful
computers are used to simulate dynamic processes in Science and Engineering. Some of the common applications are
listed below:
• Computer controlled robots are designed to do tedious and difficult tasks in almost all the fields.
• Mainframes and supercomputers are used in scientific calculations, weather forecast, defence services and
astronomy.
• Doctors and microbiologists use computers to do detailed analysis of chemical balance inside the human body and
helps in the diagnosis of different types of diseases.
• Satellites are the backbone of communication. It is of great importance in astronomy and space technology.
• Visual 3D display of the object images through software tools for advanced study and analysis.
• Computer-aided designs and manufacturing is used to design and manufacture products or machines used in
different fields.
Agriculture
Agriculture is the main source of livelihood in India. So, agricultural development is utmost important for our national
prosperity. Several measures are taken by the government to implement information technology in this field to help
farmers in different ways. Some of the main applications of IT in agriculture are:
• Today’s agriculture routinely uses sophisticated technologies such as robots, temperature and moisture sensors,
and aerial images for profitable and efficient production of crops.
• Recent innovation in tractors, sowing and harvesting machines have revolutionised the agricultural industry. It has
replaced human labour at some levels for more productivity of the crops.
154 Trackpad Information Technology-IX

