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Exam 2 Inter GIS
| Question | Answer |
|---|---|
| The standard file format for GPS data is: | GPX |
| Which of the following geodatabase formats can store an essentially unlimited amount of data, is used in ArcGIS Pro, and has the file extension .gdb? | File geodatabase |
| The Russian equivalent of GPS is: | Glonass |
| The end result of the XY Table to Point tool in ArcGIS Pro is: | A point layer showing the locations of the X/Y data |
| A polygon shapefile of Youngstown wetlands would be stored as: | Multiple files including wetlands.shp, wetlands.shx, and wetlands.dbf |
| Which polygon digitizing option in ArcGIS Pro allows you to digitize polygons along the path of previously digitized polygons? | The Trace option |
| Shapefiles are displayed in the Catalog pane using the color: | Yellow |
| What free Esri mobile app allows you to collect GPS locations in conjunction with form-based information? | Survey123 |
| Geodatabases are displayed in the Catalog pane using the color: | Gray |
| Using a digital, georeferenced, high-resolution aerial photo as a source for digitizing describes: | Heads-up digitizing |
| When digitizing, it’s a good strategy to set a _________ in ArcGIS Pro, so you can reset the view if you zoom in or out too far. | Bookmark |
| Who designed, operates, and maintains the U.S. GPS? | The U.S. Department of Defense |
| In a geodatabase, a feature class contains: | Point, line, or polygon data |
| In a geodatabase, a feature dataset can contain: | One or more feature classes |
| Which line digitizing option in ArcGIS Pro allows you to digitize a line at a 90º angle from another line? | The Right-Angle Line option |
| When digitizing, two or more segments are connected by a: | Vertex |
| Which of the following ArcGIS Pro tools can be used to compute the total length of a series of digitized segments? | Add geometry attributes |
| The Chinese equivalent of GPS is: | Compass |
| Which of the following is not a GNSS? | GZSS |
| A mobile device app used for field-based GIS is: | Collector for ArcGIS |
| Regarding digitized lines: | Vertices are used to give the shape to a line. |
| A node that incorrectly does not reach another line to intersect with it is considered: | An undershoot |
| Polygons can be reshaped in ArcGIS by adjusting which of the following? | The vertices of the polygon |
| Accuracy defines: | How closely a measurement represents the real world |
| Precision defines: | How consistent or exact a measurement is |
| Consistently making the same incorrect GPS measurement when constructing a GIS dataset refers to which of the following? | Low accuracy, high precision |
| Always making a correct GPS measurement when constructing a GIS dataset refers to which of the following? | High accuracy, high precision |
| The data sources and processes used in preparing a dataset describe its: | Lineage |
| The time period and currentness of a dataset describes: | Temporal accuracy |
| Which describes how closely the spatial features of a dataset match their real-world locations? | Positional accuracy |
| Which describes how closely the non-spatial features of a dataset match their real-world locations? | Attribute accuracy |
| If a dataset representing 50 water wells has 55 points in the layer, which error has occurred? | Commission error |
| A measurement for examining whether the same rules were used throughout the creation of a dataset describes: | Logical consistency |
| Topology represents: | How objects relate or connect independent of coordinates |
| A geodatabase topology represents: | A set of rules applied to feature classes to remove errors |
| In the snapping process: | Dragging a vertex near another feature snaps them together |
| How closely a vertex must be placed within a feature to activate snapping describes: | Snapping tolerance |
| When a vertex of a line goes beyond its target location, this is: | An overshoot |
| The Global Moran’s I test detects: | Spatial autocorrelation |
| In terms of spatial autocorrelation, the opposite of a clustered pattern would be: | Dispersed |
| The Getis-Ord General G statistic allows you to determine | The degree of clustering for high or low values |
| A spatial join represents which of the following? | Appending attributes based on spatial relationships |
| A spatial join can be used instead of a regular attribute join when: | The two tables do not have a common field |
| Which tool in ArcGIS Pro could be used to find how many schools are within 1 mile of each library? | Summarize Nearby |
| Which of the following spatial analysis questions could be answered with the Summarize Within tool in ArcGIS Pro? | Total number of historic bridges in each county |
| In a spatial join, which join type (or match option) would be used to find the nearest first aid station to a hiking trail? | Closest |
| Using credits from ArcGIS Online, the Summarize Nearby tool in ArcGIS Pro can create _______________, which represent how far one could travel by vehicle on a road during a certain amount of time. | Drive-time polygons |
| Spatial autocorrelation refers to: | The degree of clustering of objects and their values |
| What makes a spatial query different from a regular Select By Attributes query? | It is based on location rather than attributes |
| Using the Summarize Within tool to count the number of fast food restaurants in each county will append what new attribute field to the counties layer? | Count of Points |
| In a spatial analysis operation, “source” refers to: | The layer that serves as the starting point |
| Which of the following Select Layer By Location relationships would you use to select parcels that are completely or partially on the floodplain? | Intersecting the source layer feature |
| Which of the following spatial analysis relationship rules is used to choose features from the target layer that fall inside a user-defined buffer distance away from features of the source layer? | Within a distance of the source layer feature |
| The answer to a query such as “Which culverts are contained within the county boundaries?” can be found by using which method? | Select Layer By Location |
| Hot spot analysis is used to: | Determine spatial clusters of high and low values |
| When two polygons are overlaid, what happens to the attribute tables? | The new object has one attribute table containing attributes from both inputs. |
| What type of overlay operation will result in a line layer where the lines have the attributes of the polygons through which they pass? | Line-on-polygon overlay |
| The end result of a point-in-polygon overlay is: | A new point layer with the polygon attributes joined to the points that fall within that polygon |
| The Update geoprocessing operation will: | Remove the area under the boundary of the new layer from the existing layer |
| Geoprocessing options that control activities in a map document are: | Environment settings |
| The Symmetrical Difference geoprocessing operation will: | Preserve all the features of two layers except the areas they share |
| Which of the following geoprocessing tools will combine one or more layers with an already existing feature class? | Append |
| Which of the following geoprocessing tools will extract the features of one layer based on the geometry of features in a second layer? | Clip |
| A region of spatial proximity computed around a feature or set of features: | Buffer |
| Which of the following geoprocessing tools will retain all the features from the first layer along with the features it has in common with the second layer? | Identity |
| Which of the following geoprocessing tools will retain all the features of both layers? | Union |
| In ArcGIS Pro, a road like Mahoning Avenue would be stored in a feature class as: | Multiple records, each making up a line segment of Mahoning Avenue |
| TIGER/Line files are created and maintained by: | U.S. Census Bureau |
| Which of the following attributes would you not expect to find in a streets layer, like the TIGER/Line files? | Number of houses per street |
| Linear interpolation is used in geocoding by: | Providing an estimate of where the point should be plotted along a line segment |
| An address locator style is used in geocoding for which of the following? | Establish the criteria for how the geocoding is going to be performed |
| What role does parsing play in the geocoding process? | Breaks up the address string into its component pieces |
| What is the end result of a geocoding operation? | A set of points, each showing the location of the matched address |
| Why would linear interpolation cause an address to be matched to an incorrect location? | The range of addresses in the reference dataset does not match the real-world range |
| Splitting an address into its component pieces for geocoding is: | Address parsing |
| Matching multiple addresses at once describes: | Batch geocoding |
| Address Locators can be shared using ArcGIS Online by creating which of the following? | Locator Package |
| The base street layer used as a source for geocoding is: | Reference data |
| An online utility that allows for geocoding one or more addresses is: | Geocoding Service |
| The closest facility tool in ArcGIS Pro: | Determines which of several facility locations on a network is nearest to the starting incident |
| In GIS, a “stop” refers to: | A destination to visit on a network |
| Impedance refers to: | The cost of traveling the length of a network edge |
| The goal of Dijkstra’s Algorithm is: | To find the shortest path between an origin and all other nodes in a network |
| How is a service area different from a simple buffer? | It is constrained by the edges of the network unlike a regular buffer |
| The Traveling Salesman Problem involves: | Rearranging the order of stops |
| In a network, a link between two intersections is considered a(n): | Edge |
| In a network, a node that connects two line segments is considered a(n): | Junction |
| The ArcGIS Pro extension used for network operations is the: | Network Analyst |
| The component of a network that describes how features properly link up with one another is: | Connectivity |
| In ArcGIS Pro, a network dataset uses files stored: | Within a feature dataset in a geodatabase |
| What type of problem-solving technique is used when examining a utility network? | Trace |
| In a service area, the location for which you are determining the area of service is referred to as: | Facility |
| A process used to determine which locations on a network are nearest (via network distance) to a different set of locations is: | Closest Facility |
| The non-transportation networks used in ArcGIS Pro for solving utility-related problems (such as water pipelines or power networks) are: | Utility Networks |
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