You should also identify the linear units of the map so that later you can obtain distance measurements and establish a map scale. Distance units refer to the units used for reporting distances across the map. Take a few minutes to use the online help to read up on Map Units and Distance Units. 4B.2 Briefly define Distance Units. Querying the Database to Find a Location Because the map is linked to an attribute database, you can use the query function to locate the intersection of Azusa and I-10.
Query is a Theme operation that applies only to a theme which is highlighted.
You highlight a theme by clicking once on the theme name in the Theme List or Table of Contents. This operation causes the theme name and legend to appear 'raised', thus indicating that it is a candidate for querying. After a few moments, Azusa Ave should appear highlighted in yellow on the map. In Your next task is to zoom in on the area lying approximately 1 mile from the highlighted intersection. The help message at the lower left of the display will help you identify the Distance tool.