You are asked to create a GIS database of information about Vietnam at scale of 1:100,000. 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 raster model? Explain why?
b) For those features which 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?