GIS Questions

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This 6 page paper looks at four issues concerning Geographical Information Systems (GIS). The first part of the paper defines what is meant by GIS and looks at it's' components, the second part of the paper considers different sources of data for both vector and raster data. The third part of the paper considers the differences that will be seen in an object orientated database compared to a relational database. The last part of the paper discusses at the three types of projections used; cylindrical projection, azimuthal projection and conical projection. The bibliography cites 2 sources.