Question 1

Using the same input data, one can always derive the same slope layer from different GIS packages.

Accepted Answer

A) True 
 B)False

Question 2

What is 3-D draping?

Accepted Answer

3-D draping refers to the process of cre

Question 3

List by point, line, and area the types of data that one can use to create and modify a TIN.

Accepted Answer

A Triangulated Irregular Network (TIN) i

Question 4

Which of the following parameters represents the angle measured from the horizon to the altitude of the observer in a 3-D view?

Accepted Answer

A)  none of these is correct 
B)  viewing azimuth 
C)  viewing angle 
D)  viewing distance 
A)  none of these is correct 
B)  viewing azimuth 
C)  viewing angle 
D)  viewing distance

Question 5

Define "slope" and "aspect" as measures of the land surface.

Accepted Answer

Slope and aspect are two key measures us

Question 6

Contour lines cannot intersect one another.

Accepted Answer

A) True 
 B)False

Question 7

Explain the difference between a DEM and a DSM.

Accepted Answer

A DEM (Digital Elevation Model) and a DS

Question 8

The operation of deriving slope and aspect from an elevation raster is commonly called a neighborhood operation. Why?

Accepted Answer

The operation of deriving slope and aspe

Question 9

Describe factors that can influence the accuracy of slope and aspect measures from a DEM.

Accepted Answer

Several factors can influence the accura

Question 10

Aspect readings can range from:

Accepted Answer

A)  0 to 90 degrees 
B)  0 to 100 degrees 
C)  0 to 360 degrees 
D)  0 to 180 degrees 
A)  0 to 90 degrees 
B)  0 to 100 degrees 
C)  0 to 360 degrees 
D)  0 to 180 degrees

Using the same input data, one can always derive the same slope layer from different GIS packages.

What is 3-D draping?

List by point, line, and area the types of data that one can use to create and modify a TIN.

Which of the following parameters represents the angle measured from the horizon to the altitude of the observer in a 3-D view?

Define "slope" and "aspect" as measures of the land surface.

Contour lines cannot intersect one another.

Explain the difference between a DEM and a DSM.

The operation of deriving slope and aspect from an elevation raster is commonly called a neighborhood operation. Why?

Describe factors that can influence the accuracy of slope and aspect measures from a DEM.

Aspect readings can range from:

Introduction

Coordinate Systems

Vector Data Model

Raster Data Model

GIS Data Acquisition

Geometric Transformation

Spatial Data Accuracy and Quality

Attribute Data Management

Data Display and Cartography

Data Exploration

Vector Data Analysis

Raster Data Analysis

Viewshed and Watershed Analysis

Spatial Interpolation

Geocoding and Dynamic Segmentation

Least Cost Path and Network Analysis

GIS Models and Modeling

Filters

Exam 13: Terrain Mapping and Analysis

Using the same input data, one can always derive the same slope layer from different GIS packages.

What is 3-D draping?

List by point, line, and area the types of data that one can use to create and modify a TIN.

Which of the following parameters represents the angle measured from the horizon to the altitude of the observer in a 3-D view?

Define "slope" and "aspect" as measures of the land surface.

Contour lines cannot intersect one another.

Explain the difference between a DEM and a DSM.

The operation of deriving slope and aspect from an elevation raster is commonly called a neighborhood operation. Why?

Describe factors that can influence the accuracy of slope and aspect measures from a DEM.

Aspect readings can range from:

Introduction

Coordinate Systems

Vector Data Model

Raster Data Model

GIS Data Acquisition

Geometric Transformation

Spatial Data Accuracy and Quality

Attribute Data Management

Data Display and Cartography

Data Exploration

Vector Data Analysis

Raster Data Analysis

Viewshed and Watershed Analysis

Spatial Interpolation

Geocoding and Dynamic Segmentation

Least Cost Path and Network Analysis

GIS Models and Modeling

Filters