Esri Pro Associate Certification Examination 1.docx

Esri Pro Associate Certification Examination
1.
When is it appropriate to manage your raster datasets using a mosaic dataset? - ANS >> You want to
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use small to large collections of your raster data for managing, visualizing, performing many
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geoprocessing analyses, and querying.
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List the advantages of organizing raster data in a mosaic dataset. - ANS >> -Store, manage, view,
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Nquery, and share small to vast collections of lidar data
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-Perform raster-level operations on lidar data
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-Complete on-the-fly processing N N




-Display data faster at any scale
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When you add a mosaic dataset to ArcGIS Pro, it is added as a mosaic layer that appears in the
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Contents pane as a special group layer with a minimum of three layers. What are these layers called
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and what does each display? - ANS >> Boundary, Footprint, and Image.
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-The Boundary layer displays the boundary of the mosaic dataset
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-The Footprint layer displays the footprints for each raster within the mosaic dataset
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-The Image layer controls the rendering of the mosaicked image.
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What are rules for ordering overlapping rasters when viewing the mosaicked image called? - ANS >>
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Mosaic methods
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T/F: If you selected the option to build overviews on a mosaic dataset, then the statistics will also be
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generated. - ANS >> True
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T/F: Any modifications you make in the Image layer will not affect the properties of the mosaic
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dataset. - ANS >> True
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T/F: You have gathered 59 county-level, 1-meter IKONOS images. You would like to create a mosaic
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dataset using these images. However, you want to exclude areas of cloud cover. It is appropriate to
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generate overviews in this scenario during the process of adding rasters to the mosaic dataset. -
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ANS >> False
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You have built a mosaic dataset using a set of raster data. You want to select specific tiles within the
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mosaic dataset and download them to your local computer. How can you accomplish this task? -
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ANS >> Add the mosaic dataset to ArcGIS Pro, select the specific tiles, lock to selected rasters, and
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download the selected rasters.
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,You modify the extent of the footprint of a mosaic dataset. Which of the following statements is
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true?
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Pixels are modified.
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There is no loss of image data.
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You cannot crop the polygons.
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You are editing the source raster dataset. - ANS >> There is no loss of image data.
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T/F: You have created a mosaic dataset using a set of LAS files, and you modify the Image layer in
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ArcGIS Pro to better visualize the mosaicked image. By doing so, you are changing the source data. -
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ANS >> False
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You have received a mosaic dataset with several layers. How do you display a specific layer of
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interest and extract information about the layer? - ANS >> Query the layer.
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You have acquired GeoEye-1 imagery with and without cloud cover. You want to view it with no
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cloud cover at the top. Which mosaic method will you use? - ANS >> By Attribute
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What is required to create a mosaic dataset? - ANS >> You should have write access to the
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geodatabase and an ArcGIS Desktop Standard and ArcGIS Desktop Advanced license.
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You receive a mosaic dataset with several layers. How do you display a specific layer of interest and
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extract information about that layer? - ANS >> Query the mosaic
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What is the first step in managing your raster data using a mosaic dataset? - ANS >> Create a
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geodatabase if you do not have one.
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Which mosaic method do you use to order rasters based on a user-defined location and nadir
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location? - ANS >> Closest to Viewpoint
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T/F When you add raster data to a mosaic dataset, the raster data is not stored within the mosaic
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dataset. - ANS >> True
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You have obtained three large raster datasets with three different resolutions. What is the best
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method to manage these raster datasets? - ANS >> Create a single mosaic dataset and add the three
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raster datasets to the mosaic dataset.
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Mosaic method that... N N




-Sorts rasters with their center closest to the view center placed on top
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-Sees little distortion in the images, you want to view the centers of the images - ANS >> Closest the
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NCenter

Mosaic method that... N N

,-Uses the point on the earths surface directly below the satellite on top
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- Shows buildings that appear to stand straight - ANS >> Closest to Nadir
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Mosaic method that... N N




-Used when viewer needs to see all sides of a building around an object
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-Shows the sides of buildings so that you can identify features such as entrances and windows - ANS
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N>> Closest to Viewpoint
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Mosaic Method that... N N




- Used when method needs to be constant across the surface - ANS >> Closest to Northwest
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Mosaic method that... N N




-Orders based on metadata attribute and difference in base value - ANS >> By Attribute
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-Reduced resolution layer that enhances performance by making copies of the original data at a
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Ndecreasing resolution N




-Written as .ovr files and stored in a single file next to the source raster files
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-Speed up the display of raster data by retrieving only the data at a specified resolution that is
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Nrequired for the display - ANS >> Pyramids
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-Reduced resolution raster dataset created to increase display speed and reduce usage
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-Lower-resolution copy of the data appears quickly while viewing entire mosaic datasets
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-Typically begin where Pyramids stop - ANS >> Overviews
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Workflow for creating and adding rasters to a mosaic dataset - ANS >> 1. Create a geodatabase
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2. In geodatabase, create empty mosaic dataset and its schema
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3. Add raster datasets to the mosaic dataset
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4. Modify the mosaic dataset (make updates to the boundary and footprints, add more raster data,
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and so on)
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5. Define and build overviews for the mosaic dataset
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What does Calculating Statistics do when working with raster datasets? - ANS >> -Help to enhance
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the rendering of your raster data
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-Increase a map's drawing performance for your raster data source
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, -Perform certain other tasks, such as applying a contrast stretch or image classification.
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Where are overviews stored? - ANS >> Overviews are generated and stored, by default, in a folder
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next to where the mosaic dataset resides.
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Why are overviews not automatically built? - ANS >> They take additional space and time, and you
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may want to build them at your convenience.
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How would you get contextual tabs to display on the ribbon? - ANS >> By selecting a feature in the
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Contents pane
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What is the window called for working with maps, scenes, tables, layouts, charts, and reports? - ANS
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>> A view
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In which type of dockable window do the Symbology and Geoprocessing functionalities occur? - ANS
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N>> A pane
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Pro Project Structure - ANS >> -a main project file with an APRX file name extension
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-a toolbox
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-a file geodatabase
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-folders for working in the project
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Shows the various parts of the project that have been created for you, including connections to
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Ndefault toolboxes, databases, styles, folders, and locators - ANS >> Project Tab in Catalog Pane
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On the Insert tab, where would you find Import Map, add a database connection, and add a folder
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connection? - ANS >> In the Project group
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Contextual tabs for vector feature classes - ANS >> -Feature Layer
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-Labeling

-Data

Which ArcGIS Pro component contains licensing information, the ArcGIS Pro version, and
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management options for portal connections? - ANS >> The settings page
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A GIS analyst has created an ArcGIS Pro project to analyze data. When the analyst opens the blank
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project, which action should they perform to access their data? - ANS >> Connect to an existing
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geodatabase.
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Which two statements describe options for visualizing data using views in ArcGIS Pro?
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Choose two. N