What is a GPS?

Global Positioning System (GPS) is a radio emitting and receiving Satellite Navigation System that measures location, velocity and time on earth. Different GPS devices are often used in navigation, mapping, or surveying. For more information, view the Introduction to GIS (PDF) or the slide presentation slides How GPS Works (PDF).

Show All Answers

1. What is GIS?
2. What is the purpose of GIS?
3. Where does the information come from?
4. What is Map Scale?
5. What is a Projection?
6. What is an Orthoimage?
7. What is an Attribute Table?
8. What are some of the common data formats?
9. What is Vector Data?
10. What is Raster Data?
11. What is a Mapsheet?
12. What is a GPS?
13. What is Metadata?