The term "schema," as related to the operations of a geographic information system (GIS), refers to which of the following?
A)A set of definitions for tables, fields and the relationships between fields and tables in a relational database, as well as standards for grouping objects in the database.
B)A list of resources used in developing feature classes and shape files.
C)A and B
D)None of the above

Question

Quizplus · Accepted Answer

As related to a GIS, the term schema refers to data dictionaries that provide a logical classification of the objects stored, viewed, indexed, and verified within a database.
Schemas serve as a guidance document so that the developers of the GIS can ensure consistency when entering georeferenced data and that end users understand the specifics of the data analyzed.

The Term "Schema," as Related to the Operations of a Geographic