Discussion
Data that provide additional information about geo-spatial data in GIS is known as :
Answer: D
Such data are called metadata.
Metadata are 'data about data': information describing a geospatial dataset, such as its source, date of collection, coordinate system and projection, scale, accuracy, attributes and who produced it. They help users find, assess and correctly use spatial data.
Raster and vector data are the two models for storing the spatial data themselves, and non-spatial (attribute) data describe the features, not the dataset.
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