Criado por georgia.s.couch
mais de 10 anos atrás
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Questão | Responda |
Point data | A reference of a location/node depicted as a symbol. |
Line data | A network; Indicates flows of traffic, water, people (streets) etc. |
Vector data | attributes; geographical features expressed in geometric shapes. |
Raster data | An image made by pixels constructed by a column of grids and cells. Each cell has one value. |
Geodetic datum | Calculates the earth's surface, taking into consideration heights above and below earth's surface. |
Datum | A measure of data representing the area if a feature. |
Ellipsoid | When representing the earth as an ellipse rotating on a minor axis. |
Geoid | A hypothetical surface that models the earth's oceans if there was no irregularities such as mountains. |
Metadata | Information stored about the characteristics of a piece of data. |
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