Question 1

The cell values in a slope aspect grid represent:

Accepted Answer

A)  The steepness of slope at that cell (measured in degrees) 
B)  The height of the elevation at that cell 
C)  The amount of friction at a cell for traveling across it 
D)  The direction the steepest slope is facing at that cell 
A)  The steepness of slope at that cell (measured in degrees) 
B)  The height of the elevation at that cell 
C)  The amount of friction at a cell for traveling across it 
D)  The direction the steepest slope is facing at that cell D

Question 2

The ability to simulate standing on top of a taller object during visibility analysis refers to which of the following?

Accepted Answer

A)  Observer offset 
B)  Platforming 
C)  View elevation 
D)  3D View 
A)  Observer offset 
B)  Platforming 
C)  View elevation 
D)  3D View A

Question 3

Which of the following resolutions for DEMs is not available in the 3D Elevation Program?

Accepted Answer

A)  3 arc-seconds 
B)  1 arc-second 
C)  1/3 arc-second 
D)  1/9 arc-second 
A)  3 arc-seconds 
B)  1 arc-second 
C)  1/3 arc-second 
D)  1/9 arc-second A

Question 4

Your work in ArcScene is stored in a:

Accepted Answer

A)  Globe document (.gxd file) 
B)  Scene document (.sxd file) 
C)  Map document (.mxd file) 
D)  ArcScene document (.axd file) 
A)  Globe document (.gxd file) 
B)  Scene document (.sxd file) 
C)  Map document (.mxd file) 
D)  ArcScene document (.axd file)

Question 5

A common vertical datum for current U.S. elevation data is:

Accepted Answer

A)  VD83 
B)  GPS95 
C)  NAD83 
D)  NAVD88 
A)  VD83 
B)  GPS95 
C)  NAD83 
D)  NAVD88

Question 6

A process in which GIS layers are given elevation values to match the corresponding heights in a digital terrain model is:

Accepted Answer

A)  Breaklining 
B)  Baselining 
C)  Draping 
D)  Sloping 
A)  Breaklining 
B)  Baselining 
C)  Draping 
D)  Sloping

Question 7

Draping utilizes which of the following?

Accepted Answer

A)  The Vertical Datum 
B)  Slope 
C)  Aspect 
D)  Base Heights 
A)  The Vertical Datum 
B)  Slope 
C)  Aspect 
D)  Base Heights

Question 8

Slope is calculated for a digital elevation model by:

Accepted Answer

A)  Using the native value assigned to each grid cell in the National Elevation Dataset 
B)  Computing the direction of steepest descent from each grid cell 
C)  Dividing the value for run by the value for rise 
D)  Multiplying the value for rise by the grid cell resolution 
A)  Using the native value assigned to each grid cell in the National Elevation Dataset 
B)  Computing the direction of steepest descent from each grid cell 
C)  Dividing the value for run by the value for rise 
D)  Multiplying the value for rise by the grid cell resolution

Question 9

A shaded relief map of the terrain created by modeling the position of an illumination source in relation to the terrain is:

Accepted Answer

A)  Hillshade 
B)  Shadowmap 
C)  Surface Aspect 
D)  NED 
A)  Hillshade 
B)  Shadowmap 
C)  Surface Aspect 
D)  NED

Question 10

Which of the following visibility analysis techniques will examine areas 360 degrees around a vantage point?

Accepted Answer

A)  Viewshed 
B)  Binary Sight 
C)  Line Of Sight 
D)  View Rotation 
A)  Viewshed 
B)  Binary Sight 
C)  Line Of Sight 
D)  View Rotation

Question 11

The grid cell value of a DTM refers to:

Accepted Answer

A)  Vertical Accuracy 
B)  The Vertical Datum 
C)  Elevation 
D)  Bathymetry 
A)  Vertical Accuracy 
B)  The Vertical Datum 
C)  Elevation 
D)  Bathymetry

Question 12

Which of the following is a property of a digital elevation model (DEM)?

Accepted Answer

A)  Elevation values must be placed an equally spaced distance apart. 
B)  It can contain grid cells of multiple resolutions in the same dataset. 
C)  The grid cell resolution cannot be coarser than 10 m. 
D)  Additional elevation points may be added to the DEM to improve measurements. 
A)  Elevation values must be placed an equally spaced distance apart. 
B)  It can contain grid cells of multiple resolutions in the same dataset. 
C)  The grid cell resolution cannot be coarser than 10 m. 
D)  Additional elevation points may be added to the DEM to improve measurements.

Question 13

Which of the following is used in digital terrain models to represent elevation?

Accepted Answer

A)  X 
B)  Y 
C)  Z 
D)  E 
A)  X 
B)  Y 
C)  Z 
D)  E

Question 14

When computing a hillshade, "azimuth" refers to:

Accepted Answer

A)  The position of the light source measured between 0 degrees and 90 degrees 
B)  The height of the light source above the terrain 
C)  The position of the light source measured in 0 degrees to 360 degrees in relation to the DEM 
D)  The direction the shadows generated from the light source, measured between 0 degrees and 360 degrees 
A)  The position of the light source measured between 0 degrees and 90 degrees 
B)  The height of the light source above the terrain 
C)  The position of the light source measured in 0 degrees to 360 degrees in relation to the DEM 
D)  The direction the shadows generated from the light source, measured between 0 degrees and 360 degrees

Question 15

When computing a hillshade, "altitude" refers to:

Accepted Answer

A)  The position of the light source measured between 0 degrees and 90 degrees 
B)  The height of the light source above the terrain 
C)  The position of the light source measured in 0 degrees to 360 degrees in relation to the DEM 
D)  The direction the shadows generated from the light source, measured between 0 degrees and 360 degrees 
A)  The position of the light source measured between 0 degrees and 90 degrees 
B)  The height of the light source above the terrain 
C)  The position of the light source measured in 0 degrees to 360 degrees in relation to the DEM 
D)  The direction the shadows generated from the light source, measured between 0 degrees and 360 degrees

Question 16

A histogram of a raster dataset represents a graphical depiction of:

Accepted Answer

A)  The elevation values of each cell of a digital terrain model on the x-axis and the corresponding slope values for each cell on the y-axis 
B)  The grid cell values on the x-axis and the number of grid cells of those values on the y- axis 
C)  The slope values of each cell of a digital terrain model on the x-axis and the corresponding slope aspect values for each cell on the y-axis 
D)  The grid cell values on the x-axis and the corresponding elevation value of each cell on the y- axis. 
A)  The elevation values of each cell of a digital terrain model on the x-axis and the corresponding slope values for each cell on the y-axis 
B)  The grid cell values on the x-axis and the number of grid cells of those values on the y- axis 
C)  The slope values of each cell of a digital terrain model on the x-axis and the corresponding slope aspect values for each cell on the y-axis 
D)  The grid cell values on the x-axis and the corresponding elevation value of each cell on the y- axis.

The cell values in a slope aspect grid represent:

The ability to simulate standing on top of a taller object during visibility analysis refers to which of the following?

Which of the following resolutions for DEMs is not available in the 3D Elevation Program?

Your work in ArcScene is stored in a:

A common vertical datum for current U.S. elevation data is:

A process in which GIS layers are given elevation values to match the corresponding heights in a digital terrain model is:

Draping utilizes which of the following?

Slope is calculated for a digital elevation model by:

A shaded relief map of the terrain created by modeling the position of an illumination source in relation to the terrain is:

Which of the following visibility analysis techniques will examine areas 360 degrees around a vantage point?

The grid cell value of a DTM refers to:

Which of the following is a property of a digital elevation model (DEM)?

Which of the following is used in digital terrain models to represent elevation?

When computing a hillshade, "azimuth" refers to:

When computing a hillshade, "altitude" refers to:

A histogram of a raster dataset represents a graphical depiction of:

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Exam 15: How to Work With Digital Elevation Models in Arcgis Pro

The cell values in a slope aspect grid represent:

The ability to simulate standing on top of a taller object during visibility analysis refers to which of the following?

Which of the following resolutions for DEMs is not available in the 3D Elevation Program?

Your work in ArcScene is stored in a:

A common vertical datum for current U.S. elevation data is:

A process in which GIS layers are given elevation values to match the corresponding heights in a digital terrain model is:

Draping utilizes which of the following?

Slope is calculated for a digital elevation model by:

A shaded relief map of the terrain created by modeling the position of an illumination source in relation to the terrain is:

Which of the following visibility analysis techniques will examine areas 360 degrees around a vantage point?

The grid cell value of a DTM refers to:

Which of the following is a property of a digital elevation model (DEM)?

Which of the following is used in digital terrain models to represent elevation?

When computing a hillshade, "azimuth" refers to:

When computing a hillshade, "altitude" refers to:

A histogram of a raster dataset represents a graphical depiction of:

How to Use Geospatial Data With Arcgis Pro

How to Use Tables, Attributes, and Queries in Arcgis Pro

How to Create a Layout With Arcgis Pro

How to Publish Layers From Arcgis Pro and Build Web Apps With Arcgis Online

How to Obtain Online Gis Data and Use Them in Arcgis Pro

How to Create Geospatial Data With Arcgis Pro

How to Edit Data With Arcgis Pro

How to Perform Spatial Analysis in Arcgis Pro

How to Perform Geoprocessing in Arcgis Pro

How to Perform Geocoding in Arcgis Pro

How to Perform Network Analysis in Arcgis Pro

How to Use Raster Data in Arcgis Pro

How to Use Remotely Sensed Imagery in Arcgis Pro

How to Perform Spatial Interpolation With Arcgis Pro

How to Work With Contours, Tins, and 3D Imagery in Arcgis Pro

How to Work With Lidar Data in Arcgis Pro

How to Represent Geospatial Data in 3d With Arcgis Pro

How to Use Distance Calculations and Cost Distance in Arcgis Pro

How to Perform Map Algebra in Arcgis Pro

How to Build a Model in Arcgis Pro

How to Use Hydrologic Modeling Tools in Arcgis Pro

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