Geographical Information System (GIS) is an organized collection of computer hardware, software, Geographical data and personal, designed to efficiently capture, store, update, manipulate, analyse and display all forms of geographically referenced information. The data stored in GIS can be used for computer mapping with 3Dimensional (3D) effects.
GIS is also used by planners, engineers, cartographers, construction companies, surveyors, architects, marketing analysists etc. GIS is also used for analyzing data on population distribution, traffic movements, land availability, real traffic movements, land availability, real estate prices, environmental hazards, soil types, flood zones, disaster zones etc.
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