GEOG 360 Midterm Questions and
Correct Answers the Latest Update and
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Which of the following topological relationships describe the arc-node relationship in the
coverage model?
✓ connectivity
Which of the following is true about a line feature?
✓ A line connects two end points (nodes).
✓ A line feature is made of line segments (arcs).
✓ The shape of a line is defined by arcs connected by vertices.
Topolgy is
✓ The spatial relationship between features on a map
Multipart features are used to represent multiple geographic objects that represent parts of
the same entity
✓ True
In the vector data model, starting and ending points of a line are referred to as nodes, with
vertices representing the intermediate X,Y coordinates in a linear feature.
✓ True
adjacency
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✓ connected polygons
connectivity
✓ line network
planar topology
✓ non-overlapping polygons
polygon topology
✓ right and left sides (share boundaries)
Topologically structured data often ease data processing and maintain spatial integrity, at the
cost of more complex data structures.
✓ true
What type of data (nominal, ordinal, or interval/ratio) would an attribute be if it recorded
the majority party for a state legislature?
✓ nominal
You have a spatial data layer for country life expectancy rates, with boundaries and an
attribute table. What type of data (nominal, ordinal, interval/ratio) are rankings for life
expectancy contained in the data table?
✓ ordinal
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