Overview of Creating Themes
Concept Procedure

The method you use to theme data depends on the type of layer on which the data is stored.

To theme this type of data... See... Description
Feature layers Theming Features Display Manager layers from feature sources such as SDF or Oracle that have been added using Data Connect.
Drawing layers Theming Drawing Data AutoCAD layers containing drawing objects from DWG files.
Surface layers Theming Surfaces to Analyze Height, Slope, and Aspect Raster-based surfaces, such Digital Elevation Models (DEMs), ESRI Grid files, and Digital Terrain Elevation Data (DTED) that have been added using Data Connect.