Definition

Geographical information system (GIS)

Geographical information system is a powerful and versatile tools that allow users to generate and process information with a geographical point of reference.

Data input, storage and retrieval, manipulation and analysis, and data output are its four main capabilities of a GIS.

A GIS should not be confused with cartographic system, which merely store and generate computer based maps. A GIS is much more versatile and powerful than a cartographic system

Share it:  Cite

More from this Section

  • Personal Information Systems (PIS)
    Personal Information Systems (PIS) are those that support the information needs of individual ...
  • Speech recognition
    Speech recognition is a field of study whose goal to enable computers to recognize and ...
  • Windows NT
    Windows NT is a powerful operating system from Microsoft, with multitasking and multiprocessing ...
  • “What-if” analysis
    What-if analysis is the process of assessing the impact of changes to model variables, ...
  • Modem
    Modem is a device that converts digital signals into analog and back. An abbreviation ...