Test
GIS Exam
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Preguntas del test (12)
1The area to the left was digitized by a “GIS Intern” and you were asked to “build” the topology. The software informs you that there is a label error. The label error could be the result of one of two things. Examine the diagram and choose one of the two possible errors.
- AUpper case text not allowed
- BPolygon with two labels not allowed
- CUnsnapped vertices
- DIncorrect polygon geometry
2A street would be an example of what kind of data type?
- APoint
- BLine
- CPolygon
- DRaster
396º 30' 00” is an example of what coordinate format?
- ADegrees minutes seconds
- BDecimal degrees
- CDecimal minutes
- DState plane
4A map projection is intended to
- ACorrect for errors between the WGS 84 and Clark 1866 ellipsoids
- BCorrect for errors when transforming spherical to planar coordinates
- CCorrect for errors when converting between raster and vector data
- DCorrect for errors in the digitizing process
5A fire hydrant would be an example of what kind of data type?
- APoint
- BLine
- CPolygon
- DRaster
6The following Venn diagrams illustrate the three Boolean operators common to GIS overlay operations. Match the operation name with the graphic it corresponds to.
- AIntersection
- BUnion
- CExclusive-or [XOR]
7A City council district would be an example of what kind of data type
- APoint
- BLine
- CPolygon
- DRaster
896º 32.00' is an example of decimal minutes coordinate format.
- AVerdadero
- BFalso
9You have been asked to find address points within 100 feet of a fire hydrant. What kind of GIS operation would you perform?
- ASpatial join
- BBuffer
- CThiessen
- DClip
1096.500º is an example of what coordinate format?
- ADegrees Minutes seconds (DMS)
- BDecimal Degrees
- CDecimal minutes
- DState Plane
11The two common data models used in GIS are raster and vector. Below are a list of advantages and disadvantages of each data type. Select the characteristics that describe the RASTER data model below.
- ALarge storage requirements
- BHigh spatial variability efficiently represented
- CBetter suited to image manipulation
- DSmaller storage requirements
- EBetter suited to network analysis
- FPoorly represents high spatial variability
12The two common data models used in GIS are raster and vector. Below are a list of advantages and disadvantages of each data type. Select the characteristics that describe the VECTOR data model below.
- ALarge storage requirements
- BHigh spatial variability efficiently represented
- CBetter suited to image manipulation
- DSmaller storage requirements
- EBetter suited to network analysis
- FPoorly represents high spatial variability
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- g is
- Idioma
- English
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- Creado el 14 jun 2016 · actualizado el 10 ene 2017
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