WorksheetsGeospatial Concepts 03 - distances and interactions
Total questions: 10
Worksheet time: 4mins
Which of the following vector overlay operations does the figure depict?
Difference
Intersect
Erase
Union
none of the above
Which Boolean logical expression on A and B will produce the result shaded in green?
A or B
A and B
A nor B
What Boolean logical expression on A, B and C will produce the result shaded in grey?
A or B or C
(A or B) and not C
(A and C) or B
(A or C) and B
Which of the following functions results in altered geometries in spatial features?
Select by location with st_within()
Select by attribute with filter()
Spatial join with st_join()
Intersect with st_intersection()
None of the above
Tick the three assumptions implicit in the use of Euclidean distance to represent proximity
flat earth
no slope
no movement
no barriers
dirt roads only
I can use the _______ function to combine spatial features that have shared attributes.
dissolve()
aggregate()
merge()
overlay()
Generating spatial data for a list of addresses is called __________.
Georeferencing
Geocaching
Geocoding
Geotagging
All of the above
