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Exam (elaborations)

GISP Practice Exam Graded A+

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GISP Practice Exam Graded A+ Key Terms and Definitions - Precise and Accurate: The property indicating that the area for a parcel polygon in GIS may be considered both accurate and precise. - Points: In a vector data model, points utilize coordinate pairs to represent curvature within a line. -...

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  • August 15, 2024
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  • 2024/2025
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  • GISP Practice Exm Graded A+
  • GISP Practice Exm Graded A+
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GISP Practice Exam Graded A+


Key Terms and Definitions



- Precise and Accurate: The property indicating that the area for a parcel polygon in GIS may be
considered both accurate and precise.



- Points: In a vector data model, points utilize coordinate pairs to represent curvature within a line.



- Spatial Analysis: GIS differentiates itself from traditional surveying and mapping by introducing spatial
analysis techniques.



- Datum: A mathematical model that relates to real-world features and defines how spatial data is
mapped and understood.



- Georeferencing: The method employed to align an unreferenced dataset with one that has known
spatial reference information.



- Control Points: Commonly used locations that aid in aligning and referencing two datasets accurately.



- Index Contours: In contour mapping, these are darker lines that represent specific contour levels.



- Contours: Imaginary lines on a map that depict areas with constant elevation.



- Maps: Visual representations that inherently suggest patterns in the phenomena they depict, serving
as a fundamental use of mapping.



- Sampling Locations, Streams, Wetland Areas: When creating a web map, these layers should generally
be placed in an order from larger geographic context to smaller specifics.

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