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GIST 8100 Final

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Presentation questions from GIST 8100 2015.
Sven Koberwitz
Quiz por Sven Koberwitz, atualizado more than 1 year ago
Sven Koberwitz
Criado por Sven Koberwitz mais de 9 anos atrás
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Resumo de Recurso

Questão 1

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

Questão 2

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

Questão 3

Questão
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.
Responda
  • Candidate facilities
  • Required facilities
  • Competitor facilities
  • Chosen facilities

Questão 4

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

Questão 5

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

Questão 6

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

Questão 7

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

Questão 8

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

Questão 9

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

Questão 10

Questão
Spatial Autocorrelation gives a measure of dispersion and how data is distributed
Responda
  • True
  • False

Questão 11

Questão
Moran’s I is based on a connectivity matrix and a proximity matrix
Responda
  • True
  • False

Questão 12

Questão
Rook’s method of determining adjacency used diagonal connectivity
Responda
  • True
  • False

Questão 13

Questão
All spatial autocorrelation measures are based on cross product statistics
Responda
  • True
  • False

Questão 14

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

Questão 15

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

Questão 16

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

Questão 17

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

Questão 18

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

Questão 19

Questão
What is one of the primary limitations of Moran’s I
Responda
  • 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

Questão 20

Questão
The GRASS algorithm is an example of a probability analysis tool
Responda
  • True
  • False

Questão 21

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

Questão 22

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

Questão 23

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

Questão 24

Questão
The Following is NOT a type of Viewshed Analysis:
Responda
  • Binary
  • Fuzzy
  • Divergent
  • Probability

Questão 25

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

Questão 26

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

Questão 27

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

Questão 28

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

Questão 29

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

Questão 30

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

Questão 31

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

Questão 32

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

Questão 33

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

Questão 34

Questão
We used FME Workbench to extract geotagged data as point?
Responda
  • True
  • False

Questão 35

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

Questão 36

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

Questão 37

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

Questão 38

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

Questão 39

Questão
GeoServer is open source.
Responda
  • True
  • False

Questão 40

Questão
GeoServer is OGC compliant.
Responda
  • True
  • False

Questão 41

Questão
Secured Socket Layer utilizes port #443.
Responda
  • True
  • False

Questão 42

Questão
GeoServer can only be installed on a virtual server.
Responda
  • True
  • False

Questão 43

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

Questão 44

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

Questão 45

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

Questão 46

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

Questão 47

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

Questão 48

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

Questão 49

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

Questão 50

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

Questão 51

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

Questão 52

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

Questão 53

Questão
Uncertainty cascades through a sequence of operations in spatial GIS data
Responda
  • True
  • False

Questão 54

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

Questão 55

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

Questão 56

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

Questão 57

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

Questão 58

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

Questão 59

Questão
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
Responda
  • True
  • False

Questão 60

Questão
The CCRP method is MORE ACCURATE that the linear programming algorithm
Responda
  • True
  • False

Questão 61

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

Questão 62

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

Questão 63

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

Questão 64

Questão
During the algorithms calculation, each node in the network is continuously revisited
Responda
  • True
  • False

Questão 65

Questão
Dijkstra’s algorithm was formulated in 1956 and published in 1958
Responda
  • True
  • False

Questão 66

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

Questão 67

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

Questão 68

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

Questão 69

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

Questão 70

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

Questão 71

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

Questão 72

Questão
Which R package provides the left_join() function?
Responda
  • dplyr
  • postgis
  • RStudio
  • maptools

Questão 73

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

Questão 74

Questão
How many packages are available for R?
Responda
  • 100
  • 500
  • 2000
  • Over 3000

Questão 75

Questão
R supports 3-Dimensional Arrays
Responda
  • True
  • False

Questão 76

Questão
You can use <= to assign variable values.
Responda
  • True
  • False

Questão 77

Questão
R can be run with single commands in the console.
Responda
  • True
  • False

Questão 78

Questão
One can implement Colorbrewer palettes within R.
Responda
  • True
  • False

Questão 79

Questão
The two main sections of Lidar data are Airborne and Terrestrial
Responda
  • True
  • False

Questão 80

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

Questão 81

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

Questão 82

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

Questão 83

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

Questão 84

Questão
How many returns does a LIDAR pulse produce?
Responda
  • 3
  • 4
  • 5
  • 6

Questão 85

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

Questão 86

Questão
ArcToolbox in ArcGIS has a Change Vector Analysis tool.
Responda
  • True
  • False

Questão 87

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

Questão 88

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

Questão 89

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

Questão 90

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

Questão 91

Questão
What is a limitation of using CVA for change detection?
Responda
  • 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

Questão 92

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

Questão 93

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

Questão 94

Questão
Which of the following is an output of CVA?
Responda
  • Change direction
  • Change rotation
  • Change ratio
  • Change integration

Questão 95

Questão
If change magnitude = 0, what does this indicate?
Responda
  • 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

Questão 96

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

Questão 97

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

Questão 98

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

Questão 99

Questão
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.
Responda
  • True
  • False

Questão 100

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

Questão 101

Questão
What is euclidean geometry?
Responda
  • 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

Questão 102

Questão
A half-space is:
Responda
  • a closed space
  • a open or closed space
  • a concave space
  • one dimensional space

Questão 103

Questão
Convex polygons:
Responda
  • 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

Questão 104

Questão
Sweep line algorithms can be used for generating Voronoi Diagrams
Responda
  • True
  • False

Questão 105

Questão
The point between three Voronoi points is a vertices or node
Responda
  • True
  • False

Questão 106

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

Questão 107

Questão
ArcScene and ArcGlobe can be used display and analyse 3D models
Responda
  • True
  • False

Questão 108

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

Questão 109

Questão
ArcGIS does not have tools for applying Multipatch textures
Responda
  • True
  • False

Questão 110

Questão
Which of the following is not true?
Responda
  • 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

Questão 111

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

Questão 112

Questão
5 points can form triangle-structured a multipatch
Responda
  • True
  • False

Questão 113

Questão
Inner ring-structure should be counter-clockwise direction
Responda
  • True
  • False

Questão 114

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

Questão 115

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

Questão 116

Questão
What data format is not recommended for temporal Data?
Responda
  • Date
  • String
  • Double
  • Integer

Questão 117

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

Questão 118

Questão
What is the difference between real time and near real time data?
Responda
  • 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

Questão 119

Questão
What toolbar is used to create Keyframes?
Responda
  • COGO
  • Raster Planning
  • Animation
  • Spatial Analyst

Questão 120

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

Questão 121

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

Questão 122

Questão
Event Based Spatiotemporal Data Model best represents Vector Data.
Responda
  • True
  • False

Questão 123

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

Questão 124

Questão
ArcGIS has the ability to convert Strings into Date field types
Responda
  • True
  • False

Questão 125

Questão
Weather Stations are a good example of discrete temporal entity.
Responda
  • True
  • False

Questão 126

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

Questão 127

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

Questão 128

Questão
Benoit coined the term fractal
Responda
  • True
  • False

Questão 129

Questão
What does the diamond step of the diamond-square algorithm do?
Responda
  • 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

Questão 130

Questão
What does the square step of the diamond square algorithm do?
Responda
  • 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

Questão 131

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

Questão 132

Questão
A theoretical ideal cube has how many fractal dimensions?
Responda
  • 1.6
  • 2.2
  • 3.0
  • 4.5

Questão 133

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

Questão 134

Questão
The rougher a surface is, the fewer fractal dimensions the surface has.
Responda
  • True
  • False

Questão 135

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

Questão 136

Questão
What is self-similarity
Responda
  • 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

Questão 137

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

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