EMT Practice Test

1. Question Content...

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Question1: An ArcGIS user is given a geodatabase and tasked with adding a feature class to an existing geodatabase topology. What should the user do?

Question2: Given an elevation surface, a raster of forest stands, and a point feature class of saw mills, which analysis is used to determine the optimal route from each forest stand to the nearest saw mill?

Question3: A layer tiding simple symbology is causing slow drawing performance at a scale where analysis needs to be conducted. Only certain features from this layer are necessary in order for analysis to be completed by the ArcGlS user What can the user do to increase drawing performance?

Question4: Refer to the exhibits.


An ArcGIS user is attempting to create a relationship class between the two tables shown in the exhibit using POSTAL_CODE and Zip Code as the origin primary key and destination foreign Keys, respectively. However when the user tries to set the keys zip Cede does not appear in the drop-down list of candidate keys What should the user do to successfully create the relationship class?

Question5: The ArcGlS user is given data for the Arctic and is asked to perform various types of analysis using the data.
The data extend from the North pole south to 70 degrees North Latitude Data layers may contain points, lines, or polygons, and Include ice surveys from NOAA depth contours continental margins, locations of Known and suspected oil reserves, endangered species habitat and territorial boundaries for nations having Arctic coastline.
Given known petroleum reserves in the Arctic, plus areas reserved for endangered species habitat the user must determine the area In square miles that is available for oil extraction development for the United States.
Which protection is best suited for this analysis?

Question6: When is an ArcGIS user required to convert a triangulated irregular network (TIN) surface of elevation to a raster?

Question7: An ArcGIS user is creating a processing environment that will be used repeatedly. To confirm results, the user wants to visualize the output of Intermediate processes during testing. The user is working with large data sets and wants to preserve already-complete steps and focus on one problem at a time.
Which geoprocessing approach should the user consider?

Question8: An ArcGIS user has multiple tables that must be input into a single model. What can the user add to the model to automate the model to run on all tables?

Question9: An ArcGIS user receives a drawing file created in AutoCAD, and is told the data is in NAD 1983 State Plane coordinates. When compared with data for the same area, the .dwg file is too big.
Which property of the data should the ArcGIS user check first?

Question10: An ArcGIS user adds two feature classes with different coordinate systems in ArcMap. one at a time. The user starts editing data from the second feature class and is warned about editing the feature class because the coordinate system is different from the data frame.
Where do the edits occur?

Question11: An ArcGIS user is tasked with converting an IDRISI vector format file to a geodatabase feature class. The user does not need to change any aspects of the data source in the output feature class.
Which tool should the user employ?

Question12: An ArcGlS user is given a populated geodatabase thai contains a few highly accurate feature classes and a few feature classes that are less accurate.
When designing a geodatabase topology, which coordinate rank should be assigned to feature classes of less accuracy when compared with feature classes of higher accuracy?

Question13: An ArcGlS user receives parcel data from the regional government, which is supposed to line up with parcels in the data maintained by the local government. The user is tasked with reconciling the discrepancies between the local and regional data.
In which situation are the parcel boundaries within the local data more likely to be accurate than the regional data?

Question14: A raster dataset called rasterl.tif contains many pixels with values of NoData.
Which map algebra expression changes NoData values to 0 (zero) in the output raster dataset while leaving all other pixel values the same?

Question15: An ArcGlS user has a point feature class and needs to determine whether there are anyspatial outliers. For this project, a spatial outlier is defined as any feature that is greater than one standard deviation from the mean center of the features.
Which Spatial Statistics geoprocessing tool should be used to accomplish this task?

Question16: Q35) When converting a raster dataset to a polygon feature class, which parameter choice would result in polygon boundaries that most obviously reflect the cell shape of the raster input data source?

Question17: An ArcGiS user wants to dynamically generalize a line using the Douglas-Peucker algorithm. Which geometric effect should be used to achieve this?

Question18: An ArcGIS user is making a map showing the standard deviation from the mean ocean temperature. Which type of color ramp should be used to display the standard deviation?

Question19: An ArcGIS user has a project that requires using an image with a spatial accuracy of 5 meters Root Mean Square Error (RMSE) or better.
How should users verify the spatial accuracy of the image?

Question20: An ArcGIS user has overlayed two polygon feature classes to produce an output feature class with the following user-managed attributes:
* Soil_Code
* Aquifer_Type
* SuitabilityClass
Which geoprocessing operation should the user perform in order to combine the polygons of the output feature class based on the Suitability_Class attribute value?

Question21: An ArcGIS user receives a model to buffer the weekly crime point features. The users organization has established a standard for symbolizing all buffers using a layer file. The user copies and runs the model on a local machine. The resulting output buffer uses default symbology.
Why do the output buffers use the default symbology?

Question22: Data in the state of Louisiana has the projection defined as WGS 1984 UTM Zone 15S. The user knows that this area of Louisiana is located m UTM Row S.
When added to ArcMap with other data that draws in the correct location the data with the Zone 15S definition draws in the vicinity of the North Pole.
What is wrong with the projection definition?

Question23: An ArcGIS user needs to create a map of flood zones for an insurance company. The user has a choice of four elevation data sets to perform the analysis

Question24: An ArcGIS user plans to distribute a series of map documents where the amount of time the map file can be viewed is limited. Which format should the user create to specify a timeout period for these maps?

Question25: An ArcGIS user is writing a Python script that will update the geometry of all the features of an input layer using a process that requires system tools to examine the geometric properties of each feature.
Which approach should be used to evaluate each feature's geometry and pass it to a system tool?

Question26: Four emergency response facilities need to be placed so that the greatest number of people in a community can be reached within five minutes.
Which analysis method is used to make this determination?

Question27: An ArcGIS user creates a map showing the level of human Impact on the natural landscape. Major habitat types are shown with unique colors, and the level of disturbance for each habitat Is shown with a graduated symbol.
What is this type of map symbology?

Question28: An ArcGIS user has a point feature class, and needs to determine an area of Influence for each point. Which tool should be used to perform this analysis?

Question29: Using street data for a large metropolitan area, which analysis method shows the nearest hospital to a traffic accident?

Question30: What is the most efficient way for an ArcGlS user to modify the projection for data in a non- standard coordinate system (undefined in ArcGlS) to align with data in a standard coordinate system?

Question31: An ArcGlS user adds an ESRl World Imagery service from ArcGlS Online to an empty Arc Map document.
The user then adds a polygon feature class representing national parks to the map.
The spatial reference of the national parks feature class is:
* Datum North American Datum 1927
* Linear units meters
* Protection Albers equal area
The user intends to digitize new national park boundaries using the features in the imagery.
What should the user avoid doing in the edit session?

Question32: The ArcGIS user is given data for the Arctic and is asked to perform various types of analysis using the data.
The data extends from the North Pole south to 70 degrees North Latitude Data layers may contain points lines, or polygons, and include ice surveys from NOAA depth contours: continental margins, locations of known and suspected oil reserves, endangered species habitat, and territorial boundaries for nations having Arctic coastline.
Which map projection should be used for the data to allow the most accurate buffering of those areas, in order to comply with the U.S court decision that ships may not approach closer than 20 nautical miles to a seal rookery?