You are asked to develop a GIS database of information about Vietnam at a scale of 1:100,000. The database will include the following:
Elevation in meters
Locations of hospitals
Roads
Map of each province with population of the province
a) Which of these features are best represented by a raster model? Why?
b) For those features that are best represented in vector format, which would be best represented by point entities, which would be line entities, and which would be polygon entities?