Extensions Ecosystem: PostGIS Quiz

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🧩 Postgres Database Administration – Extensions Ecosystem: PostGIS

20 questions · 15 min timer · Explanations included · Free

Which PostGIS function would you use to determine if one geometry is completely within another?

ST_Touches

ST_Overlaps

ST_Intersects

ST_Within

None

ST_Within is a PostGIS function that returns true if the first geometry is completely within the second geometry.

Which PostGIS function would you use to merge two geometries into one?

ST_SymDifference

ST_Buffer

ST_Union

ST_Difference

None

ST_Union is a PostGIS function that returns a geometry that represents the union of two geometries.

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