Answers 2026–2027 | Complete Revision & Study Guide
Projection - CORRECT ANSWER -A way to portray a curved surface of the Earth on a flat surface.
Topology - CORRECT ANSWER -
The arrangement of how point, line, and polygon features share geometry.
Join - CORRECT ANSWER -
Typically used to append the fields of one table to those of another through an attribute or field com
mon to both tables.
Attribute - CORRECT ANSWER -
Nonspatial information about a geographic feature in a GIS, usually stored in a table and linked to the
feature by a unique identifier.
Choropleth - CORRECT ANSWER -
Created when a rate/ratio field is used to create a map; Used to display geographical areas proportion
ate to aggregated summary of a specific, statistical variable for each area.
Geodatabase - CORRECT ANSWER -
A collection of geographic datasets of various types held in a common file system folder, or a multiuse
r relational database management system (DBMS) such as Oracle, Microsoft SQL Server, PostgreSQL, or
IBM DB2.
Raster - CORRECT ANSWER -Data represented as a cell or a grid matrix.
Vector - CORRECT ANSWER -A coordinate-
based data model that represents geographic features as points, lines, and polygons.
GeoID - CORRECT ANSWER -An equipotential, or level, surface of the earth's gravity field.
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