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GIST 8100 Final

Description

Presentation questions from GIST 8100 2015.
Sven Koberwitz
Quiz by Sven Koberwitz, updated more than 1 year ago
Sven Koberwitz
Created by Sven Koberwitz over 9 years ago
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Resource summary

Question 1

Question
Which is NOT a type of location-allocation problem type?
Answer
  • Minimize Impedance
  • Optimize Cost
  • Maximize Coverage
  • Minimize Facilities

Question 2

Question
costdf = e(λ * impedancedf) This equation represents which impedance transformation in location-allocation?
Answer
  • Linear
  • Power
  • Exponential
  • None of the Above

Question 3

Question
In some location-allocation problems one must locate a new facility amongst existing, non competing facilities that provide the same service. These existing facilities are referred to as _____ in the model.
Answer
  • Candidate facilities
  • Required facilities
  • Competitor facilities
  • Chosen facilities

Question 4

Question
A Network Dataset is ideal but not required to run a location-allocation model.
Answer
  • True
  • False

Question 5

Question
Competitor facilities are specific to the maximize market share and target market share problem types.
Answer
  • True
  • False

Question 6

Question
The Huff Model is an established business tool used to describe the interaction between consumer and facility.
Answer
  • True
  • False

Question 7

Question
Which type of problem type can be used to locate candidate facilities that are near competitor facilities.
Answer
  • Minimize Impedance
  • Maximize Coverage
  • Minimize Facilities
  • Maximize Market Share

Question 8

Question
People or things that require a facility are termed
Answer
  • Candidate Facilities
  • Chosen Facilities
  • Demand Points
  • Competitor Facilities

Question 9

Question
There are at least two iterations within the Teitz and Bart Heuristic. The first iteration…
Answer
  • Assigns each demand point to its nearest chosen facility
  • Assigns the chosen facility as the required facility
  • Assigns the competitor facility as the chosen facility
  • Assigns the demand point class to the nearest competitor facility

Question 10

Question
Spatial Autocorrelation gives a measure of dispersion and how data is distributed
Answer
  • True
  • False

Question 11

Question
Moran’s I is based on a connectivity matrix and a proximity matrix
Answer
  • True
  • False

Question 12

Question
Rook’s method of determining adjacency used diagonal connectivity
Answer
  • True
  • False

Question 13

Question
All spatial autocorrelation measures are based on cross product statistics
Answer
  • True
  • False

Question 14

Question
Which is an alternative to Moran’s I?
Answer
  • Geary’s C
  • Anselin’s Local Moran’s I
  • all of the above
  • none of the above

Question 15

Question
What does n represent?
Image:
fc3bce93-8198-41dd-a1ab-65839a0b49ae.PNG (image/PNG)
Answer
  • proximity between cells
  • continuity between cells
  • number of cells
  • number of variables

Question 16

Question
After performing the Moran’s I calculation, you will have:
Answer
  • a measure of how the cells in a raster a related to one another
  • a proximity matrix
  • a continuity matrix
  • all of the above

Question 17

Question
What does this image indicate?
Image:
7e56c2a3-d90f-49b3-9a00-f3b4259635e7.PNG (image/PNG)
Answer
  • A positive spatial autocorrelation
  • A negative spatial autocorrelation
  • A random spatial autocorrelation
  • None of the above

Question 18

Question
Who’s first law forms the basis of spatial autocorrelation?
Answer
  • Tobler
  • WAR
  • Price
  • Hill

Question 19

Question
What is one of the primary limitations of Moran’s I
Answer
  • It relies on too much hard math
  • It is not good for highly variable data
  • Not everyone plays chess and terms like rook, bishop, and queen are confusing
  • You need a super powerful computer to properly run the algorithm

Question 20

Question
The GRASS algorithm is an example of a probability analysis tool
Answer
  • True
  • False

Question 21

Question
Fuzzy Viewshed Tools return a raster of exclusively 1’s and 0’s
Answer
  • True
  • False

Question 22

Question
Intervisibility assumes that if an object is in the viewshed of a tower, the tower is also in that object’s viewshed.
Answer
  • True
  • False

Question 23

Question
The quality of a probability analysis improves with more input binary rasters.
Answer
  • True
  • False

Question 24

Question
The Following is NOT a type of Viewshed Analysis:
Answer
  • Binary
  • Fuzzy
  • Divergent
  • Probability

Question 25

Question
Which of the following fields does NOT use Viewshed:
Answer
  • Archaeology
  • Military Science
  • Urban Planning
  • Spelunking

Question 26

Question
What does a Probable Viewshed Analysis take into account?:
Answer
  • Variations in the DEM
  • Atmospheric conditions
  • Perspective
  • Probability of visibility of a given day

Question 27

Question
What does a Fuzzy Viewshed Analysis take into account?
Answer
  • Variations in the DEM
  • Atmospheric Conditions
  • Distances at which objects may be distinguished
  • Curvature of the Earth

Question 28

Question
Fuzzy Viewshed Analysis does NOT require this as an input:
Answer
  • Binary Viewshed Raster
  • Slope Raster
  • Euclidian Distance
  • Distance Decay Function

Question 29

Question
What is NOT a limitation of a Binary viewshed
Answer
  • DEM quality/resolution
  • Long Processing Time
  • Assumes Perfect Visibility
  • Raster Size

Question 30

Question
You are safe from tracking if you turn off the GPS in your phone.
Answer
  • True
  • False

Question 31

Question
The three techniques of using Wi-fi positioning system is cell identification and forward link
Answer
  • True
  • False

Question 32

Question
What are not the concerns of geotagging?
Answer
  • security threat
  • privacy concerns and security concerns
  • sharing data allows users to feel connected to others

Question 33

Question
What is not a way to geotag a location?
Answer
  • AGPS
  • Disposable film camera
  • Wi-fi positioning systems

Question 34

Question
We used FME Workbench to extract geotagged data as point?
Answer
  • True
  • False

Question 35

Question
The full power of ArcGIS can be used on extracted geotagged photos?
Answer
  • True
  • False

Question 36

Question
How accurate is the location information of geotagged photos?
Answer
  • 30 - 40m
  • 10 - 40 cm
  • 10m - 20m

Question 37

Question
What tool was used to extract the points from the geotagged photos?
Answer
  • Jpeg GPS Point Replacer
  • GeoTagged Photos To Points
  • GeoTagging Image To Points

Question 38

Question
In AGPS which technique has the receiver still communicating with the satellites?
Answer
  • Mobile station assisted
  • Mobile station based
  • Mobile station helper

Question 39

Question
GeoServer is open source.
Answer
  • True
  • False

Question 40

Question
GeoServer is OGC compliant.
Answer
  • True
  • False

Question 41

Question
Secured Socket Layer utilizes port #443.
Answer
  • True
  • False

Question 42

Question
GeoServer can only be installed on a virtual server.
Answer
  • True
  • False

Question 43

Question
Which of the following ports are not neccessary for a PostGIS enabled database and GeoServer system?
Answer
  • 22 (SSH)
  • 80 (httpd)
  • 5432 (postgresql)
  • 8443(SSL)
  • 110(POP3)

Question 44

Question
What is the Debian command that corresponds to Linux command-line command ‘yum’?
Answer
  • wget
  • rpm
  • sudo
  • apt-get
  • make

Question 45

Question
What file has to be modified to allow remote access to the PostgreSQL database?
Answer
  • pg_hba.conf
  • iptables
  • postgresql.conf
  • httpd.conf
  • workers.properties

Question 46

Question
Which one of the following formats can NOT be used with GeoServer?
Answer
  • KML
  • GML
  • SHP
  • GeoTIFF
  • MrSID
  • WAR

Question 47

Question
Which one of the following must be up and running before you install Tomcat?
Answer
  • Java Development Kit
  • GeoServer
  • Geospatial Engine
  • Geospatial Data Abstraction Library
  • PostgreSQL
  • All of the above

Question 48

Question
Which one of the following is not a strength of GeoServer?
Answer
  • Integrate with existing map APIs
  • Equipped with proprietary spatial engine
  • Compatible with popular GIS formats
  • Capable of tile caching
  • Customizable layout templates

Question 49

Question
Which is a source of error
Answer
  • Undershoot
  • Instrument Inaccuracy
  • Changes over time
  • All of the above

Question 50

Question
The accuracy of the Monte Carlo method is inversely related to the square root of the number of runs N?
Answer
  • True
  • False

Question 51

Question
What does ‘g’ represent in the following formula?
Image:
92f47b3c-97ad-4d65-ae89-2729dd51c70c.PNG (image/PNG)
Answer
  • Output
  • Attribute
  • GIS operation
  • None of the above

Question 52

Question
Which error propagation technique is an approximation of things based on samples?
Answer
  • Taylor series approximation
  • Monte Carlo Method
  • Both a and b
  • None of the above

Question 53

Question
Uncertainty cascades through a sequence of operations in spatial GIS data
Answer
  • True
  • False

Question 54

Question
Error propagation can only be used once the input errors to the analysis are available
Answer
  • True
  • False

Question 55

Question
What is the most important thing to take into account when running a Monte Carlo method?
Answer
  • Randomly generated numbers
  • Approximation of the GIS operation
  • Numbers fall within 1 standard deviation from mean
  • All of the above

Question 56

Question
What is the aim of the Taylor series approximation method?
Answer
  • Identify various errors
  • Identify uncertainty sources
  • Identify source of error propagation
  • Both a and b
  • Both b and c

Question 57

Question
Which of the following is not a cause of errors in GIS
Answer
  • Collection
  • Classification
  • Digitization
  • Measurement
  • None of the above

Question 58

Question
When no record is kept of the accuracy of intermediate results, it become extremely difficult to evaluate the accuracy of the final results.
Answer
  • True
  • False

Question 59

Question
In Step 1 of Dijkstra’s algorithm, when setting tentative distances, the source node should be set to zero and all other nodes to infinity
Answer
  • True
  • False

Question 60

Question
The CCRP method is MORE ACCURATE that the linear programming algorithm
Answer
  • True
  • False

Question 61

Question
What is the name of the set.list created after the source node is set as "current"?
Answer
  • Unmarked Set
  • Unvisited Set
  • Unnamed Set
  • Network Set
  • None

Question 62

Question
Which of the following is NOT true of the Game Theory approach to Dijkstra’s algorithm?
Answer
  • finds the most efficient path
  • algorithms can handle unexpected events
  • can't be used for prediction
  • can account for congestion

Question 63

Question
What is the basic purpose of Dijkstra’s algorithm?
Answer
  • Create a buffer around a feature
  • calculate spatial stats
  • Generalize data
  • Find the shortest distance
  • None

Question 64

Question
During the algorithms calculation, each node in the network is continuously revisited
Answer
  • True
  • False

Question 65

Question
Dijkstra’s algorithm was formulated in 1956 and published in 1958
Answer
  • True
  • False

Question 66

Question
Which of the following are variants of Dijkstra’s algorithm?
Answer
  • Common
  • Priority Queue
  • Uniform cost search
  • All of the Above

Question 67

Question
Why can a game theory approach to routing provide better results for each traveller compared to a naive approach?
Answer
  • Every traveller takes other's choices into account
  • Making better use of the entire network
  • Not focussing on the shortest path only
  • All of the above
  • None of the above

Question 68

Question
What is a real life application of Game theory approach to routing?
Answer
  • provide a traveller with more than one route option
  • Evacuation planning
  • Find more scenic routes
  • All of the above
  • None of the above

Question 69

Question
R is an implementation of which language ?
Answer
  • C
  • Python
  • Greek
  • S
  • None of the above

Question 70

Question
R is best suited for
Answer
  • Statistical Analysis
  • Creating GUI’s
  • Plotting graphs and charts
  • A and C
  • Web mapping

Question 71

Question
Which package was used to read in a shapefile?
Answer
  • readShapePoly()
  • maptools
  • CoolTips
  • DPLYR
  • All of the above

Question 72

Question
Which R package provides the left_join() function?
Answer
  • dplyr
  • postgis
  • RStudio
  • maptools

Question 73

Question
Which publications is using R to create award winning data visualizations?
Answer
  • Der Spiegel
  • Washington Post
  • New York Times
  • None of the above

Question 74

Question
How many packages are available for R?
Answer
  • 100
  • 500
  • 2000
  • Over 3000

Question 75

Question
R supports 3-Dimensional Arrays
Answer
  • True
  • False

Question 76

Question
You can use <= to assign variable values.
Answer
  • True
  • False

Question 77

Question
R can be run with single commands in the console.
Answer
  • True
  • False

Question 78

Question
One can implement Colorbrewer palettes within R.
Answer
  • True
  • False

Question 79

Question
The two main sections of Lidar data are Airborne and Terrestrial
Answer
  • True
  • False

Question 80

Question
All of these can process Lidar data except:
Answer
  • GRASS
  • ArcGIS
  • ENVI
  • GlobalMapper
  • None of the above

Question 81

Question
A user can import .las files from the “add data tool” in ArcMap
Answer
  • True
  • False

Question 82

Question
Which of the following is not included in the UG survey Lidar rules:
Answer
  • Collection Conditions
  • Data processing and Handling
  • Datums
  • Number of bands
  • Scope

Question 83

Question
Sources of uncertainty in extracting vector features from LIDAR data can be found in…
Answer
  • Complex structures
  • Reflective material types
  • Nearby Vegetation
  • All above

Question 84

Question
How many returns does a LIDAR pulse produce?
Answer
  • 3
  • 4
  • 5
  • 6

Question 85

Question
From the 31 classifications in the American Society for Photogrammetry and Remote Sensing, many of them are placeholders for future classifications
Answer
  • True
  • False

Question 86

Question
ArcToolbox in ArcGIS has a Change Vector Analysis tool.
Answer
  • True
  • False

Question 87

Question
CVA is a change detection technique that can be used on multispectral datasets.
Answer
  • True
  • False

Question 88

Question
Sector codes may be used to interpret what type of change is occurring.
Answer
  • True
  • False

Question 89

Question
The algorithms used within CVA are based on the Pythagorean Theorem and the cosine function.
Answer
  • True
  • False

Question 90

Question
Before CVA can be conducted, what needs to be done to the input images?
Answer
  • Geometric correction
  • Radiometric correction
  • Topographic Normalization
  • All of the above

Question 91

Question
What is a limitation of using CVA for change detection?
Answer
  • It can’t be used to detect change in multispectral datasets
  • It is difficult to determine threshold value
  • It produces poor results when applied to forestry applications
  • None of the above

Question 92

Question
Which of the following is not a common change detection technique?
Answer
  • Change Vector Analysis
  • Post-classification
  • Image differencing
  • Image multiplication

Question 93

Question
What datasets are appropriate for CVA?
Answer
  • Feature classes
  • Raster datasets
  • Tables
  • All of the above

Question 94

Question
Which of the following is an output of CVA?
Answer
  • Change direction
  • Change rotation
  • Change ratio
  • Change integration

Question 95

Question
If change magnitude = 0, what does this indicate?
Answer
  • NoData
  • At least one band has an input pixel DN value of 0
  • No change in DN value in at least one band
  • No change in DN value over all bands

Question 96

Question
What is NOT a method of calculating a Voronoi Diagram?
Answer
  • Fortunes Algorithm
  • Divide and Conquer
  • Construction Algorithm
  • Dijkstra’s Algorithm

Question 97

Question
When could you use a Voronoi Diagram?
Answer
  • To create a rainfall surface
  • To determine the nearest pub to BCIT
  • To determine paths of least resistance
  • All of the above

Question 98

Question
What method of Voronoi Diagram calculation is more time efficient?
Answer
  • Fortunes Algorithm
  • Divide and Conquer
  • Construction Algorithm
  • Dijkstra’s Algorithm

Question 99

Question
A Voronoi diagram divides the drawing into regions around each point that are shaped so that the borders of the regions are equidistant from the two nearest points.
Answer
  • True
  • False

Question 100

Question
Voronoi Diagrams first use was linked to Peter Gustav Lejeune Dirichlet in 1705
Answer
  • True
  • False

Question 101

Question
What is euclidean geometry?
Answer
  • a way of dividing space where objects in an area are more related to each other than the area that surrounds them
  • a type of analytic geometry, which uses coordinates
  • a type of synthetic geometry, which does not use coordinates
  • a way of dividing space where objects in that space are closer to the object it surrounds than any other object
  • Both A and B
  • Both C and D

Question 102

Question
A half-space is:
Answer
  • a closed space
  • a open or closed space
  • a concave space
  • one dimensional space

Question 103

Question
Convex polygons:
Answer
  • have internal angles greater than 180 degrees
  • are an open space with angles less than 180 degrees
  • are entirely contained, defined by each of its edges
  • can only be strict convex polygons

Question 104

Question
Sweep line algorithms can be used for generating Voronoi Diagrams
Answer
  • True
  • False

Question 105

Question
The point between three Voronoi points is a vertices or node
Answer
  • True
  • False

Question 106

Question
Which is NOT the type of geometries that form a multipatch?
Answer
  • Rings
  • Triangle Fans
  • Pyramids
  • Triangle Strips

Question 107

Question
ArcScene and ArcGlobe can be used display and analyse 3D models
Answer
  • True
  • False

Question 108

Question
Which tool is used for storing Multipatch data?
Answer
  • Intersect 3D
  • Add Z information
  • Line Of Sight
  • Layer 3D To Feature Class

Question 109

Question
ArcGIS does not have tools for applying Multipatch textures
Answer
  • True
  • False

Question 110

Question
Which of the following is not true?
Answer
  • Multipatch is a 3D geometry data type
  • Retain Multipatch textures by storing in a Geodatabase
  • Multipatch is viewable in 3D on ArcMap
  • Rings are 3D polygons defined by a bounded area

Question 111

Question
What is the data type of this structure? (0, 1, 2), (0, 2, 3), (0, 3, 4), (0, 4, 5)?
Answer
  • Triangle strips
  • Triangle fans
  • Rings
  • lines

Question 112

Question
5 points can form triangle-structured a multipatch
Answer
  • True
  • False

Question 113

Question
Inner ring-structure should be counter-clockwise direction
Answer
  • True
  • False

Question 114

Question
What feature class is needed for executing Intersect 3D analysis?
Answer
  • Multipatch
  • Polygon
  • Line
  • Point

Question 115

Question
What attributes can be added with Add Z Information tool?
Answer
  • Height values
  • Surface area
  • Volume
  • All of above

Question 116

Question
What data format is not recommended for temporal Data?
Answer
  • Date
  • String
  • Double
  • Integer

Question 117

Question
A model that uses 12 layers representing Saskatchewan's monthly precipitation values in 2010 is an example of which data model?
Answer
  • Space-Time Composite
  • Snapshot
  • Event-Based Spatiotemporal Model
  • None of the above

Question 118

Question
What is the difference between real time and near real time data?
Answer
  • Near real time data is slightly less accurate
  • Near real time data has a delay before imported into a GIS
  • A and B
  • None of the above

Question 119

Question
What toolbar is used to create Keyframes?
Answer
  • COGO
  • Raster Planning
  • Animation
  • Spatial Analyst

Question 120

Question
What needs to be enabled in order to use the Time Slider?
Answer
  • Symbology
  • Topology
  • Animation Tools
  • None of the Above

Question 121

Question
A model that uses 1 layer with a Date field within the attributes is an example of which data model.
Answer
  • Space-Time Composite
  • Snapshot
  • Event-Based Spatiotemporal Mode
  • None of the above

Question 122

Question
Event Based Spatiotemporal Data Model best represents Vector Data.
Answer
  • True
  • False

Question 123

Question
The Snapshot Data Model, which timestamps layers, has issues with data redundancy
Answer
  • True
  • False

Question 124

Question
ArcGIS has the ability to convert Strings into Date field types
Answer
  • True
  • False

Question 125

Question
Weather Stations are a good example of discrete temporal entity.
Answer
  • True
  • False

Question 126

Question
What is NOT an example of a fractal mathematical set?
Answer
  • Mandelbrot Set
  • Kalender Set
  • Koch Curve Set
  • Cantor Set

Question 127

Question
As the length of a measuring stick is scaled smaller, the measured perimeter of a coastline decreases
Answer
  • True
  • False

Question 128

Question
Benoit coined the term fractal
Answer
  • True
  • False

Question 129

Question
What does the diamond step of the diamond-square algorithm do?
Answer
  • Assigns a midpoint between the corner points
  • Assigns the first corner point
  • Assigns a mean value for the mid points
  • Assigns a center value for the square

Question 130

Question
What does the square step of the diamond square algorithm do?
Answer
  • Assigns a midpoint between the corner points
  • Assigns the first corner point
  • Assigns a mean value for the mid points
  • Assigns a center value for the square

Question 131

Question
In GRASS GIS, which of the following is NOT a parameter that can be specified when running r.surf.fractal?
Answer
  • output raster name
  • number of topological dimensions
  • number of intermediate images to save
  • number of fractal dimensions

Question 132

Question
A theoretical ideal cube has how many fractal dimensions?
Answer
  • 1.6
  • 2.2
  • 3.0
  • 4.5

Question 133

Question
With the correct parameters set, r.surf.fractal can produce an aspect raster.
Answer
  • True
  • False

Question 134

Question
The rougher a surface is, the fewer fractal dimensions the surface has.
Answer
  • True
  • False

Question 135

Question
GRASS GIS uses the following method to create a fractal surface
Answer
  • Spectral Synthesis Method
  • Diamond Square Algorithm
  • Hausdorff Method
  • Kargers Algorithm

Question 136

Question
What is self-similarity
Answer
  • an object looks like another object
  • an objects subset looks like the whole object
  • an object looks like a fractals subset
  • a fractals subset looks like the whole

Question 137

Question
The diamond square algorithm was introduced at the Special Interest Group on Graphics and Interactive Techniques (SIGGRAPH)
Answer
  • True
  • False
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