Flashcards
GIS Terminology
Cards in this deck (9)
- 1Point dataA reference of a location/node depicted as a symbol.
- 2Line dataA network; Indicates flows of traffic, water, people (streets) etc.
- 3Vector dataattributes; geographical features expressed in geometric shapes.
- 4Raster dataAn image made by pixels constructed by a column of grids and cells. Each cell has one value.
- 5Geodetic datumCalculates the earth's surface, taking into consideration heights above and below earth's surface.
- 6DatumA measure of data representing the area if a feature.
- 7EllipsoidWhen representing the earth as an ellipse rotating on a minor axis.
- 8GeoidA hypothetical surface that models the earth's oceans if there was no irregularities such as mountains.
- 9MetadataInformation stored about the characteristics of a piece of data.
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- Undergrad Geographic Information Systems Flashcards on GIS Terminology, created by georgia.s.couch on 13/03/2014.
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- georgia.s.couch
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