Question 1

What is a horizontal datum?

Accepted Answer

A horizontal datum is a geodetic datum t

Question 2

What does it mean by "reprojection"?

Accepted Answer

"Reprojection" is a term commonly used i

Question 3

Which of the following coordinate systems is treated as a predefined coordinate system in ArcGIS?

Accepted Answer

A)  STP (State Plane) 
B)  all of these are correct 
C)  Both UTM and STP 
D)  UTM (Universal Transverse Mercator) 
E)  IDTM (Idaho Transverse Mercator) 
A)  STP (State Plane) 
B)  all of these are correct 
C)  Both UTM and STP 
D)  UTM (Universal Transverse Mercator) 
E)  IDTM (Idaho Transverse Mercator)

Question 4

Which of the following spheroids is ground-measured, rather than satellite-determined?

Accepted Answer

A)  GRS80 
B)  WGS84 
C)  Clarke1866 
A)  GRS80 
B)  WGS84 
C)  Clarke1866

Question 5

A conformal projection preserves the property of:

Accepted Answer

A)  relative size 
B)  local shapes 
C)  none of these is correct 
D)  distances 
A)  relative size 
B)  local shapes 
C)  none of these is correct 
D)  distances

Question 6

The center of a map projection is determined by the:

Accepted Answer

A)  standard parallel and central meridian 
B)  central parallel and central meridian 
C)  standard parallel and standard meridian 
D)  standard meridian and central parallel 
A)  standard parallel and central meridian 
B)  central parallel and central meridian 
C)  standard parallel and standard meridian 
D)  standard meridian and central parallel

Question 7

Illustrate with a specific example the importance of map projection/coordinate system in GIS operations.

Accepted Answer

One specific example of the importance o

Question 8

When converted from NAD27 to NAD83, horizontal shifts of point positions in the conterminous United States can be as much as 100 meters (328 ft).

Accepted Answer

A) True 
 B)False

Question 9

Name the ellipsoids that are the basis for NAD27, NAD83, and GPS, respectively.

Accepted Answer

The ellipsoids that serve as the basis f

Question 10

Which of the following statements is true about North American Datum (NAD)?

Accepted Answer

A)  Maps based on NAD83 can register spatially with maps based on NAD27. 
B)  All of these are correct 
C)  Both NAD83 is newer and NAD83 is based on. 
D)  NAD83 is based on a satellite-determined spheroid. 
E)  NAD83 is a newer datum than NAD27. 
A)  Maps based on NAD83 can register spatially with maps based on NAD27. 
B)  All of these are correct 
C)  Both NAD83 is newer and NAD83 is based on. 
D)  NAD83 is based on a satellite-determined spheroid. 
E)  NAD83 is a newer datum than NAD27.

Question 11

Which of the following statements is true?

Accepted Answer

A)  Meridians are lines for measuring location in the N-S direction, and parallels are lines for measuring location in the E-W direction. 
B)  Meridians are points for measuring location in the E-W direction, and parallels are points for measuring location in the N-S direction. 
C)  Meridians are points for measuring location in the N-S direction, and parallels are points for measuring location in the E-W direction. 
D)  Meridians are lines for measuring location in the E-W direction, and parallels are lines for measuring location in the N-S direction. 
A)  Meridians are lines for measuring location in the N-S direction, and parallels are lines for measuring location in the E-W direction. 
B)  Meridians are points for measuring location in the E-W direction, and parallels are points for measuring location in the N-S direction. 
C)  Meridians are points for measuring location in the N-S direction, and parallels are points for measuring location in the E-W direction. 
D)  Meridians are lines for measuring location in the E-W direction, and parallels are lines for measuring location in the N-S direction.

Question 12

Which coordinate does a false easting apply to?

Accepted Answer

A)  Y 
B)  X 
A)  Y 
B)  X

Question 13

Briefly explain how a UTM zone is defined in terms of its central meridian, standard meridian, and scale factor.

Accepted Answer

A UTM (Universal Transverse Mercator) zo

What is a horizontal datum?

What does it mean by "reprojection"?

Which of the following coordinate systems is treated as a predefined coordinate system in ArcGIS?

Which of the following spheroids is ground-measured, rather than satellite-determined?

A conformal projection preserves the property of:

The center of a map projection is determined by the:

Illustrate with a specific example the importance of map projection/coordinate system in GIS operations.

When converted from NAD27 to NAD83, horizontal shifts of point positions in the conterminous United States can be as much as 100 meters (328 ft).

Name the ellipsoids that are the basis for NAD27, NAD83, and GPS, respectively.

Which of the following statements is true about North American Datum (NAD)?

Which of the following statements is true?

Which coordinate does a false easting apply to?

Briefly explain how a UTM zone is defined in terms of its central meridian, standard meridian, and scale factor.

Introduction

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

Terrain Mapping and Analysis

Viewshed and Watershed Analysis

Spatial Interpolation

Geocoding and Dynamic Segmentation

Least Cost Path and Network Analysis

GIS Models and Modeling

Filters

Exam 2: Coordinate Systems

What is a horizontal datum?

What does it mean by "reprojection"?

Which of the following coordinate systems is treated as a predefined coordinate system in ArcGIS?

Which of the following spheroids is ground-measured, rather than satellite-determined?

A conformal projection preserves the property of:

The center of a map projection is determined by the:

Illustrate with a specific example the importance of map projection/coordinate system in GIS operations.

When converted from NAD27 to NAD83, horizontal shifts of point positions in the conterminous United States can be as much as 100 meters (328 ft).

Name the ellipsoids that are the basis for NAD27, NAD83, and GPS, respectively.

Which of the following statements is true about North American Datum (NAD)?

Which of the following statements is true?

Which coordinate does a false easting apply to?

Briefly explain how a UTM zone is defined in terms of its central meridian, standard meridian, and scale factor.

Introduction

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

Terrain Mapping and Analysis

Viewshed and Watershed Analysis

Spatial Interpolation

Geocoding and Dynamic Segmentation

Least Cost Path and Network Analysis

GIS Models and Modeling

Filters