GISCI PreGISP / Emerging GIS Professional (GISP-E)

A student is mapping campus trees as individual records with species, trunk diameter, and condition. Which spatial data model best fits the tree locations?

• AVector point features
• BContinuous raster cells
• CTIN surface triangles
• DImage pyramids only

Which example is best represented as a raster surface for introductory GIS analysis?

• ACounty boundaries
• BDaily air temperature across a region
• CLibrary building footprints
• DBus stop signs

What does a map scale of 1:24,000 mean?

• AOne unit on the map equals 24,000 of the same units on the ground.
• BThe map is accurate to exactly 24,000 meters everywhere.
• CThe map uses 24,000 layers.
• DThe map must use a geographic coordinate system.

A layer uses latitude and longitude in decimal degrees. Which statement is most accurate?

• AThe coordinates are angular measurements on a reference surface.
• BThe coordinates are planar meters from a false origin.
• CThe layer has no datum.
• DThe layer has no spatial reference.

Which projection property should be prioritized when comparing polygon areas for ecoregions?

• AEqual-area preservation
• BConformal angle preservation
• CStraight rhumb lines
• DPerspective appearance

What is the main purpose of metadata for a GIS dataset?

• ATo document what the data contain, how they were created, and appropriate use limits
• BTo replace all data-quality checks
• CTo guarantee that every attribute is correct
• DTo make the file draw faster

Which attribute field type is usually most appropriate for storing a parcel identification code that may contain leading zeros?

• AText
• BFloating point
• CRaster cell
• DGeometry

Which map element helps readers understand the meaning of symbols and colors?

• ALegend
• BDatum transformation
• CForeign key
• DTile cache

A choropleth map is most appropriate for which type of data?

• ANormalized rates or ratios summarized by areas
• BIndividual GPS tracks only
• CUnclassified satellite bands
• DRoad intersections without attributes

Which operation selects features within a specified distance of another feature?

• ABuffer
• BDissolve
• CGeocoding
• DHistogram equalization

Which spatial relationship is tested by asking whether a school point falls inside a city boundary polygon?

• AContainment
• BAdjacency
• CScale
• DRadiometric resolution

What does geocoding commonly do in a GIS workflow?

• AConverts addresses into map locations
• BChanges a vector layer into a raster
• CComputes slope from elevation
• DEncrypts a database table

Which GNSS concept describes the number and arrangement of satellites affecting position quality?

• ADilution of precision
• BMap generalization
• CAttribute normalization
• DScale bar calibration

Which remote sensing term describes the ground size represented by one image pixel?

• ASpatial resolution
• BTemporal topology
• CPrimary key
• DFalse easting

In a relational database, what is a primary key used for?

• AUniquely identifying each record in a table
• BChoosing a map projection
• CClassifying satellite pixels
• DSmoothing a contour line

What does a web map tile cache mainly improve?

• AMap drawing speed for repeated viewing
• BLegal ownership of the data
• CGNSS satellite geometry
• DAttribute domain design

Which file format is commonly used to exchange simple web GIS vector features as text?

• AGeoJSON
• BTIFF world file only
• CJPEG thumbnail
• DCompiled executable

Which statement best describes a GIS overlay operation?

• AIt combines spatial layers to create new information from their locations and attributes.
• BIt changes the monitor brightness.
• CIt guarantees all coordinates are error-free.
• DIt removes the need for metadata.

Which data-quality term refers to how close mapped coordinates are to their true ground locations?

• APositional accuracy
• BThematic saturation
• CSymbol hierarchy
• DCardinality

Why is it important to cite the source of a GIS dataset in a class project or public map?

• AIt supports transparency, attribution, and evaluation of data fitness.
• BIt makes the map automatically unbiased.
• CIt replaces the need to check licensing terms.
• DIt proves the dataset is current.

Which choice best describes topology in vector GIS?

• ARules and relationships such as connectivity, adjacency, and containment
• BA color ramp for elevation
• CA sensor's ability to detect wavelengths
• DA password policy for a map service

Which tool is most appropriate for finding the nearest hospital to each accident location?

• ANearest-neighbor or closest-facility analysis
• BHillshade rendering
• CAttribute alias editing
• DImage stretching

What does the term temporal resolution mean for a remotely sensed dataset?

• AHow often the sensor observes the same area
• BHow many attribute tables the image has
• CThe projection's central meridian
• DThe number of classes in a legend

Which statement best describes a coordinate reference system?

• AA defined framework for assigning coordinates to locations
• BA list of map labels
• CA software license agreement
• DA set of symbology colors only

Which practice best supports reproducibility in a GIS analysis assignment?

• ADocumenting input data, parameters, processing steps, and outputs
• BDeleting intermediate files immediately without notes
• CChanging layer names after every run
• DUsing only screen captures of the final map

Which is an example of volunteered geographic information?

• ATrail edits contributed by the public to an open mapping platform
• BA locked enterprise parcel database maintained only by county staff
• CA satellite sensor's internal calibration table
• DA projection parameter in a coordinate system definition

Which map design choice most directly improves figure-ground organization?

• AMaking the main study area visually stand out from the background
• BUsing the same line weight for every feature
• CRemoving all labels and legends
• DChoosing a random color for each layer

What does an attribute domain help enforce in a geodatabase?

• AValid values for a field
• BSatellite orbit paths
• CThe north arrow location
• DThe number of map tiles in a cache

Which metric is most appropriate for summarizing the central location of a set of point features?

• AMean center
• BCell size
• CFalse northing
• DSpectral band depth

Which statement matches the GISCI PreGISP / GISP-E credential described for emerging GIS professionals?

• AIt is a short-term pathway credential that requires passing the PreGISP exam and agreeing…
• BIt is a renewable senior-level credential for professionals with extensive experience.
• CIt is earned only by completing a software-specific training course.
• DIt replaces the professional GISP certification permanently.

A city imports sidewalk centerlines and notices many short gaps at intersections. Which validation concept is most directly involved?

• ANetwork connectivity
• BSpectral resolution
• CLegend hierarchy
• DVertical exaggeration

A student buffers streams by 100 meters using data in a geographic coordinate system. What is the best next step before trusting the area results?

• AUse an appropriate projected coordinate system or geodesic method for the study area.
• BChange the layer color to blue.
• CExport the attribute table to a spreadsheet only.
• DRemove the coordinate system definition.

Which statement best distinguishes a datum from a projection?

• AA datum defines the reference frame for coordinates; a projection converts locations from…
• BA datum chooses symbol colors; a projection chooses label fonts.
• CA datum is used only in raster data; a projection is used only in vector data.
• DA datum stores metadata records; a projection stores attribute domains.

A land-cover classification labels pixels as forest, water, urban, or agriculture. Which type of raster data is this?

• ACategorical
• BContinuous elevation
• CVector topology
• DNetwork impedance

A table of inspection records has many inspections for each bridge. Which database relationship best models bridge features to inspection records?

• AOne-to-many
• BOne-to-one only
• CMany-to-one from bridge to geometry type
• DNo relationship is possible

Which classification method places approximately the same number of geographic units in each class?

• AQuantile
• BEqual interval
• CUnique value
• DUnprojected latitude

A map uses darker colors for larger numeric values and lighter colors for smaller values. Which visual variable is primarily being used?

• AValue
• BShape
• COrientation
• DTexture frequency only

A workflow clips a statewide land-cover raster to a watershed boundary and then calculates class areas. What is the main purpose of the clip step?

• ARestrict the analysis to the watershed extent
• BImprove the sensor's spectral resolution
• CConvert categorical values into continuous elevation
• DCreate a new horizontal datum

Which result is expected from dissolving county polygons by state name?

• AState polygons with internal county boundaries removed
• BCounty centroids with no attributes
• CA hillshade raster
• DA table of unmatched addresses

A campus accessibility project needs walking time between buildings along paths, not straight-line distance. Which data structure is most appropriate?

• AA network dataset with path segments and impedance values
• BA simple point layer of building centroids only
• CA single unclassified aerial image
• DA color palette file

Why is normalization often needed before mapping population counts by county?

• ARaw counts can mainly reflect county size or population, while rates or densities support…
• BNormalized data always remove every uncertainty source.
• CCounty polygons cannot store raw counts.
• DNormalization changes the county boundaries.

A raster suitability model adds standardized scores for slope, distance to roads, and land ownership. Which concept is being used?

• AMap algebra
• BParcel fabric adjustment
• CDasymetric labeling
• DDatum realization only

What does a spatial join commonly add to a point layer?

• AAttributes from nearby or containing features based on spatial relationships
• BA new satellite sensor platform
• CA mandatory map title
• DA lower GNSS dilution of precision

Which issue is most likely when combining a recent GNSS survey with an older local dataset in a different datum?

• AFeatures may be shifted unless an appropriate datum transformation is applied.
• BAll attributes will automatically become null.
• CThe map will stop supporting legends.
• DThe GNSS survey will lose all timestamps.

A web service returns map images generated on the server, while another returns feature geometries and attributes. Which distinction is being described?

• AMap service versus feature service
• BDatum versus ellipsoid
• CHillshade versus slope
• DPrimary key versus foreign key

Which protocol pattern is most common for a web GIS client requesting JSON data from an API?

• AHTTP request and response
• BGNSS trilateration
• CManual digitizing only
• DContour interpolation

Why might a GIS analyst create a geoprocessing model or script for a repeated workflow?

• ATo improve consistency, document parameters, and reduce manual repetition
• BTo eliminate the need to understand the data
• CTo make all outputs legally authoritative
• DTo convert every result into a photograph