GIST 8100 Final

Beschreibung

Presentation questions from GIST 8100 2015.
Sven Koberwitz
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Sven Koberwitz
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Zusammenfassung der Ressource

Frage 1

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

Frage 2

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

Frage 3

Frage
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.
Antworten
  • Candidate facilities
  • Required facilities
  • Competitor facilities
  • Chosen facilities

Frage 4

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

Frage 5

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

Frage 6

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

Frage 7

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

Frage 8

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

Frage 9

Frage
There are at least two iterations within the Teitz and Bart Heuristic. The first iteration…
Antworten
  • 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

Frage 10

Frage
Spatial Autocorrelation gives a measure of dispersion and how data is distributed
Antworten
  • True
  • False

Frage 11

Frage
Moran’s I is based on a connectivity matrix and a proximity matrix
Antworten
  • True
  • False

Frage 12

Frage
Rook’s method of determining adjacency used diagonal connectivity
Antworten
  • True
  • False

Frage 13

Frage
All spatial autocorrelation measures are based on cross product statistics
Antworten
  • True
  • False

Frage 14

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

Frage 15

Frage
What does n represent?
Antworten
  • proximity between cells
  • continuity between cells
  • number of cells
  • number of variables

Frage 16

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

Frage 17

Frage
What does this image indicate?
Antworten
  • A positive spatial autocorrelation
  • A negative spatial autocorrelation
  • A random spatial autocorrelation
  • None of the above

Frage 18

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

Frage 19

Frage
What is one of the primary limitations of Moran’s I
Antworten
  • 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

Frage 20

Frage
The GRASS algorithm is an example of a probability analysis tool
Antworten
  • True
  • False

Frage 21

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

Frage 22

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

Frage 23

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

Frage 24

Frage
The Following is NOT a type of Viewshed Analysis:
Antworten
  • Binary
  • Fuzzy
  • Divergent
  • Probability

Frage 25

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

Frage 26

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

Frage 27

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

Frage 28

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

Frage 29

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

Frage 30

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

Frage 31

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

Frage 32

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

Frage 33

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

Frage 34

Frage
We used FME Workbench to extract geotagged data as point?
Antworten
  • True
  • False

Frage 35

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

Frage 36

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

Frage 37

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

Frage 38

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

Frage 39

Frage
GeoServer is open source.
Antworten
  • True
  • False

Frage 40

Frage
GeoServer is OGC compliant.
Antworten
  • True
  • False

Frage 41

Frage
Secured Socket Layer utilizes port #443.
Antworten
  • True
  • False

Frage 42

Frage
GeoServer can only be installed on a virtual server.
Antworten
  • True
  • False

Frage 43

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

Frage 44

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

Frage 45

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

Frage 46

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

Frage 47

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

Frage 48

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

Frage 49

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

Frage 50

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

Frage 51

Frage
What does ‘g’ represent in the following formula?
Antworten
  • Output
  • Attribute
  • GIS operation
  • None of the above

Frage 52

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

Frage 53

Frage
Uncertainty cascades through a sequence of operations in spatial GIS data
Antworten
  • True
  • False

Frage 54

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

Frage 55

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

Frage 56

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

Frage 57

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

Frage 58

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

Frage 59

Frage
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
Antworten
  • True
  • False

Frage 60

Frage
The CCRP method is MORE ACCURATE that the linear programming algorithm
Antworten
  • True
  • False

Frage 61

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

Frage 62

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

Frage 63

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

Frage 64

Frage
During the algorithms calculation, each node in the network is continuously revisited
Antworten
  • True
  • False

Frage 65

Frage
Dijkstra’s algorithm was formulated in 1956 and published in 1958
Antworten
  • True
  • False

Frage 66

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

Frage 67

Frage
Why can a game theory approach to routing provide better results for each traveller compared to a naive approach?
Antworten
  • 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

Frage 68

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

Frage 69

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

Frage 70

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

Frage 71

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

Frage 72

Frage
Which R package provides the left_join() function?
Antworten
  • dplyr
  • postgis
  • RStudio
  • maptools

Frage 73

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

Frage 74

Frage
How many packages are available for R?
Antworten
  • 100
  • 500
  • 2000
  • Over 3000

Frage 75

Frage
R supports 3-Dimensional Arrays
Antworten
  • True
  • False

Frage 76

Frage
You can use <= to assign variable values.
Antworten
  • True
  • False

Frage 77

Frage
R can be run with single commands in the console.
Antworten
  • True
  • False

Frage 78

Frage
One can implement Colorbrewer palettes within R.
Antworten
  • True
  • False

Frage 79

Frage
The two main sections of Lidar data are Airborne and Terrestrial
Antworten
  • True
  • False

Frage 80

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

Frage 81

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

Frage 82

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

Frage 83

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

Frage 84

Frage
How many returns does a LIDAR pulse produce?
Antworten
  • 3
  • 4
  • 5
  • 6

Frage 85

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

Frage 86

Frage
ArcToolbox in ArcGIS has a Change Vector Analysis tool.
Antworten
  • True
  • False

Frage 87

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

Frage 88

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

Frage 89

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

Frage 90

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

Frage 91

Frage
What is a limitation of using CVA for change detection?
Antworten
  • 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

Frage 92

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

Frage 93

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

Frage 94

Frage
Which of the following is an output of CVA?
Antworten
  • Change direction
  • Change rotation
  • Change ratio
  • Change integration

Frage 95

Frage
If change magnitude = 0, what does this indicate?
Antworten
  • 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

Frage 96

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

Frage 97

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

Frage 98

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

Frage 99

Frage
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.
Antworten
  • True
  • False

Frage 100

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

Frage 101

Frage
What is euclidean geometry?
Antworten
  • 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

Frage 102

Frage
A half-space is:
Antworten
  • a closed space
  • a open or closed space
  • a concave space
  • one dimensional space

Frage 103

Frage
Convex polygons:
Antworten
  • 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

Frage 104

Frage
Sweep line algorithms can be used for generating Voronoi Diagrams
Antworten
  • True
  • False

Frage 105

Frage
The point between three Voronoi points is a vertices or node
Antworten
  • True
  • False

Frage 106

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

Frage 107

Frage
ArcScene and ArcGlobe can be used display and analyse 3D models
Antworten
  • True
  • False

Frage 108

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

Frage 109

Frage
ArcGIS does not have tools for applying Multipatch textures
Antworten
  • True
  • False

Frage 110

Frage
Which of the following is not true?
Antworten
  • 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

Frage 111

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

Frage 112

Frage
5 points can form triangle-structured a multipatch
Antworten
  • True
  • False

Frage 113

Frage
Inner ring-structure should be counter-clockwise direction
Antworten
  • True
  • False

Frage 114

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

Frage 115

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

Frage 116

Frage
What data format is not recommended for temporal Data?
Antworten
  • Date
  • String
  • Double
  • Integer

Frage 117

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

Frage 118

Frage
What is the difference between real time and near real time data?
Antworten
  • 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

Frage 119

Frage
What toolbar is used to create Keyframes?
Antworten
  • COGO
  • Raster Planning
  • Animation
  • Spatial Analyst

Frage 120

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

Frage 121

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

Frage 122

Frage
Event Based Spatiotemporal Data Model best represents Vector Data.
Antworten
  • True
  • False

Frage 123

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

Frage 124

Frage
ArcGIS has the ability to convert Strings into Date field types
Antworten
  • True
  • False

Frage 125

Frage
Weather Stations are a good example of discrete temporal entity.
Antworten
  • True
  • False

Frage 126

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

Frage 127

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

Frage 128

Frage
Benoit coined the term fractal
Antworten
  • True
  • False

Frage 129

Frage
What does the diamond step of the diamond-square algorithm do?
Antworten
  • 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

Frage 130

Frage
What does the square step of the diamond square algorithm do?
Antworten
  • 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

Frage 131

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

Frage 132

Frage
A theoretical ideal cube has how many fractal dimensions?
Antworten
  • 1.6
  • 2.2
  • 3.0
  • 4.5

Frage 133

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

Frage 134

Frage
The rougher a surface is, the fewer fractal dimensions the surface has.
Antworten
  • True
  • False

Frage 135

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

Frage 136

Frage
What is self-similarity
Antworten
  • 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

Frage 137

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