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Wednesday, March 31, 2010

Week 9 - Vector Analysis

Q1: Which tool did you use? Was there any noticeable difference between its results and the results from the instructions?

The intersect tool was used which resulted in no significant difference from that of the union tool.

Q2: Which tool did you use here? Why?
I used the erase tool. This allowed me to analyze the area of the union between the road criteria and water criteria that fell outside of the conservation areas.

Q3: How many features are in this layer? What is the area of the largest feature? What is the area of the smallest feature?

The result was 79 features which included the largest of 1919 Acres and less than 1 Acre for the smallest.


Wednesday, March 3, 2010

Week 7 - Data Editing in ArcGIS

The Virtual Campus is too "wordy" for me ... I like for the directions to get to the point quick. The map itself was actually one of the easier assignments lately ...