Question 1

The latest Landsat images are from:

Accepted Answer

A)  Landsat 7 
B)  Landsat 10 
C)  Landsat 9 
D)  Landsat 8 
A)  Landsat 7 
B)  Landsat 10 
C)  Landsat 9 
D)  Landsat 8 D

Question 2

The process of converting a raster to a polygon feature class is called:

Accepted Answer

A)  vectorization 
B)  rasterization 
A)  vectorization 
B)  rasterization A

Question 3

A raster with a larger cell size has a higher spatial resolution than a raster with a smaller cell size.

Accepted Answer

A) True 
 B)False  False

Question 4

Use a diagram to explain regional quadtree as a method for storing raster data.

Accepted Answer

A regional quadtree is a method for stor

Question 5

A wavelet transform can perform either lossless or lossy compression.

Accepted Answer

A) True 
 B)False

Question 6

What is a digital raster graphic (DRG)?

Accepted Answer

A Digital Raster Graphic (DRG) is a digi

Question 7

Vectorization refers to the process of converting from _____ data to _____ data:

Accepted Answer

A)  raster, raster 
B)  vector, vector 
C)  vector, raster 
D)  raster, vector 
A)  raster, raster 
B)  vector, vector 
C)  vector, raster 
D)  raster, vector

Question 8

Which data structure stores raster data as a matrix and writes the cell values into a file by row and column?

Accepted Answer

A)  run length code 
B)  none of these is correct 
C)  cell by cell 
D)  quad tree 
A)  run length code 
B)  none of these is correct 
C)  cell by cell 
D)  quad tree

Question 9

Briefly explain passive and active satellite systems.

Accepted Answer

Passive and active satellite systems ref

Question 10

Which of the following techniques can be used to generate DEMs?

Accepted Answer

A)  All of these are correct 
B)  Only Optical sensors and LiDAR 
C)  Optical sensors 
D)  LiDAR 
E)  InSAR 
A)  All of these are correct 
B)  Only Optical sensors and LiDAR 
C)  Optical sensors 
D)  LiDAR 
E)  InSAR

Question 11

The Sentinel missions of the European Space Agency offer both active and passive satellite data.

Accepted Answer

A) True 
 B)False

Question 12

Which data structure stores the cell values by row and by group?

Accepted Answer

A)  none of these is correct 
B)  run length code 
C)  cell by cell 
D)  quad tree 
A)  none of these is correct 
B)  run length code 
C)  cell by cell 
D)  quad tree

Question 13

Panchromatic satellite images from GeoEye-1 and WorldView-4 have sub-meter spatial resolutions.

Accepted Answer

A) True 
 B)False

Question 14

When a polygon shapefile is converted into a raster, an attribute from the shapefile's attribute table must be chosen for the cell value of the raster.

Accepted Answer

A) True 
 B)False

Question 15

Explain panchromatic and multispectral satellite images.

Accepted Answer

Panchromatic satellite images capture da

Question 16

A land cover raster is most likely a(n) _________ raster:

Accepted Answer

A)  integer 
B)  floating point 
A)  integer 
B)  floating point

Question 17

What is a georeferenced raster?

Accepted Answer

A georeferenced raster is a type of digi

Question 18

The origin of a raster is at the ______corner of the raster:

Accepted Answer

A)  upper right 
B)  upper left 
C)  lower right 
D)  lower left 
A)  upper right 
B)  upper left 
C)  lower right 
D)  lower left

Question 19

How are spatial features of points, lines, and polygons represented in the raster data model?

Accepted Answer

In the raster data model, spatial featur

Question 20

Explain the difference between lossless and lossy compression methods, and name one example image format for each method.

Accepted Answer

Lossless compression methods reduce the

The latest Landsat images are from:

The process of converting a raster to a polygon feature class is called:

A raster with a larger cell size has a higher spatial resolution than a raster with a smaller cell size.

Use a diagram to explain regional quadtree as a method for storing raster data.

A wavelet transform can perform either lossless or lossy compression.

What is a digital raster graphic (DRG)?

Vectorization refers to the process of converting from _ data to _ data:

Which data structure stores raster data as a matrix and writes the cell values into a file by row and column?

Briefly explain passive and active satellite systems.

Which of the following techniques can be used to generate DEMs?

The Sentinel missions of the European Space Agency offer both active and passive satellite data.

Which data structure stores the cell values by row and by group?

Panchromatic satellite images from GeoEye-1 and WorldView-4 have sub-meter spatial resolutions.

When a polygon shapefile is converted into a raster, an attribute from the shapefile's attribute table must be chosen for the cell value of the raster.

Explain panchromatic and multispectral satellite images.

A land cover raster is most likely a(n) _________ raster:

What is a georeferenced raster?

The origin of a raster is at the ______corner of the raster:

How are spatial features of points, lines, and polygons represented in the raster data model?

Explain the difference between lossless and lossy compression methods, and name one example image format for each method.

Introduction

Coordinate Systems

Vector 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 4: Raster Data Model

The latest Landsat images are from:

The process of converting a raster to a polygon feature class is called:

A raster with a larger cell size has a higher spatial resolution than a raster with a smaller cell size.

Use a diagram to explain regional quadtree as a method for storing raster data.

A wavelet transform can perform either lossless or lossy compression.

What is a digital raster graphic (DRG)?

Vectorization refers to the process of converting from _____ data to _____ data:

Which data structure stores raster data as a matrix and writes the cell values into a file by row and column?

Briefly explain passive and active satellite systems.

Which of the following techniques can be used to generate DEMs?

The Sentinel missions of the European Space Agency offer both active and passive satellite data.

Which data structure stores the cell values by row and by group?

Panchromatic satellite images from GeoEye-1 and WorldView-4 have sub-meter spatial resolutions.

When a polygon shapefile is converted into a raster, an attribute from the shapefile's attribute table must be chosen for the cell value of the raster.

Explain panchromatic and multispectral satellite images.

A land cover raster is most likely a(n) _________ raster:

What is a georeferenced raster?

The origin of a raster is at the ______corner of the raster:

How are spatial features of points, lines, and polygons represented in the raster data model?

Explain the difference between lossless and lossy compression methods, and name one example image format for each method.

Introduction

Coordinate Systems

Vector 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

Vectorization refers to the process of converting from _ data to _ data: