Advantage of Geographical Information System
Advantage over Tradition Maps (Printed Maps)
- Loss of paper
- Miss filling
Advantage over CADD (computer aided design and drawing)
- It is primarily a 2/3-D graphic drawing and design and display systems
- It does not have reference system through geographic location/reference system
- In CADD earth/world is visualize as a 3-D cube, whereas in GIS, world/earth is visualize as a 3-D sphere.