| Geographic
Information System |
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| • | A
computer system for capturing, storing, |
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| checking,
integrating, manipulating, analyzing and |
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| displaying
data related to positions on the Earth's |
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| surface.
Typically, a GIS is used for handling |
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| maps
of one kind or another. These might be |
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| represented
as several different layers where each |
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| layer
holds data about a particular kind of feature |
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| (e.g.
roads). |
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