1. What is the function of each of the following buttons?  You will run into these icons as you go through the lab:
 

2. When previewing data, a new set of icons become active in the menu bar.  Why?  What do they do?  Are they always active when previewing data?
 
 
 
 
 

3.  Do you find the preview tab helpful? Why or why not?
 
 
 
 
 

4. Using the uscnty shapefile, find the state or states to which the following counties belong.  Note that there may be more than one state with a county of that name.
 

County	State
Pend Oreille
Switzerland
Adair

5. Why do you think that these fields are automatically filled in, and the fields under the description are not?
 
 
 
 
 

6. What spheroid is the usageog dataset using?
 
 
 
 
 

7. Use the toolbox "Find" tool to find all tools related to "overlay" operations.  List these tools along with a brief description of their function.
 
 
 
 
 
 
 

8. What information is provided in the symbology tab when we select the ADMIN_CLASS field?  From this window, in what ways can we change data representation?
 
 
 
 
 
 

9. Where else do you think the transparency function might be (more) useful?
 
 
 
 
 

10. How would you remove duplicate labels?
 
 
 
 
 

11. In which states are the selected counties?  Write out (as you typed it) the formula that you used to find the answer.