1The DigitalGlobe Web Feature Service defines a set of functions that clients may use to return actual features
with geometry and attributes that can be used in any type of geospatial analysis.
Any client making requests that conform to the OGC WFS specification can interact with DGCS WFS server.
Web-based client/server architecture is a typical example of the structure of a web feature service application, as
illustrated in Figure 4.1 below: