Geospatial Data Management
Exam Materials
Course Introduction
Geospatial Data Management explores the theories, techniques, and tools necessary for effectively acquiring, storing, processing, analyzing, and sharing spatial data. The course covers topics such as spatial databases, data models, data quality, metadata, and the integration of geospatial datasets from various sources. Students learn to manage large volumes of geographic information using specialized software, understand issues related to data accuracy and interoperability, and develop practical skills in organizing and maintaining geospatial data for applications in fields such as environmental science, urban planning, and disaster management.
Recommended Textbook
Introduction to Geospatial Technologies 1st Edition by Bradley Shellito
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15 Chapters
228 Verified Questions
228 Flashcards
Source URL: https://quizplus.com/study-set/2432
Page 2
Chapter 1: Its A Geospatial World Out There
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10 Verified Questions
10 Flashcards
Source URL: https://quizplus.com/quiz/48315
Sample Questions
Q1) Imagery that you can see in Google Earth
A)represents one "snapshot" in time from when the image was acquired.
B)is updated via a live link to a Google satellite in orbit.
C)represents the current satellite image from when you start Google Earth.
D)is not updated-you must use the Keyhole Viewer program to see current imagery.
Answer: A
Q2) Describe three fields in the public sector that utilize geospatial technology.
Answer: There are many possible answers to this question,as geospatial technologies are used in such a large variety of fields.From information presented in the chapter,geospatial technologies can be used for the following three fields;1)homeland security,2)law enforcement,and 3)public health and human services.
Q3) Which of the following is an example of non-spatial data?
A)List of addresses for a delivery truck to visit
B)Parcel database of all residential developments in a neighborhood
C)Digital map of all roads in a township
D)Map of locations of emergency phones on a college campus
Answer: A
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Page 3
Available Study Resources on Quizplus for this Chatper
14 Verified Questions
14 Flashcards
Source URL: https://quizplus.com/quiz/48308
Sample Questions
Q1) Where is the WGS84 datum used for measurements?
A)The whole world,except for the north and south poles
B)Only the entire northern hemisphere
C)At all points across the world
D)Only in North America
Answer: C
Q2) Each UTM zone covers how many degrees of longitude wide?
A)3
B)6
C)15
D)30
Answer: B
Q3) A datum represents
A)a reference surface used in computing coordinates.
B)a zero point from which to calculate elevations.
C)the origin point for longitude measurements.
D)the curvature of the Earth,used in computing latitude and longitude.
Answer: A
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4
Chapter 3: Getting Your Data to Match the Map
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10 Verified Questions
10 Flashcards
Source URL: https://quizplus.com/quiz/48307
Sample Questions
Q1) Why would georeferencing be with real-world data (and give an example of this)?
Answer: Georeferencing can be used to take datasets that do not have spatial reference and apply this spatial reference to them by aligning the data with referenced datasets.If data does not have a spatial reference (such as a set of plans or a hand-drawn scale diagram),it cannot be used in conjunction with other data layers in other forms of geospatial technology (for instance,it will not match with other data in a GIS,or will not properly align with a remotely sensed image).An example of this would be to take historic maps of an area and georeference them with current maps to see how areas have altered or changed over time.
Q2) Which of the following would be the least desirable location for a control point?
A)A cleared area in a construction zone
B)The intersection of two streams
C)The crossing of two roads
D)The location where a driveway meets a street
Answer: A
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5
Chapter 4: Finding Your Location With the Global Positioning System
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20 Verified Questions
20 Flashcards
Source URL: https://quizplus.com/quiz/48306
Sample Questions
Q1) The Russian equivalent of GPS is A)Comrade.
B)Glonass.
C)Rodina.
D)Compass.
Q2) The European equivalent of GPS is A)Merlin.
B)Galileo.
C)Copernicus.
D)Timation.
Q3) Explain why a minimum of three satellites is necessary to determine a receiver's position using GPS.Also,describe why a fourth satellite is used in position determination.
Q4) When the GPS signals bounce off objects to arrive later than anticipated,which of the following types of errors is occurring?
A)Almanac
B)PDOP
C)Multipath
D)Tropospheric
Page 6
Q5) Describe the basic operation of an SBAS in increasing the accuracy of GPS.
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Chapter 5: Working With Digital Spatial Data and GIS
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20 Verified Questions
20 Flashcards
Source URL: https://quizplus.com/quiz/48305
Sample Questions
Q1) The temperature (measured in degrees Celsius)would represent what type of data?
A)Nominal
B)Ordinal
C)Interval
D)Ratio
Q2) When modeling the world in GIS,when all features are treated as objects with definite locations and boundaries,what is being described?
A)Continuous field view of the world
B)Discrete object view of the world
C)Ellipsoid component view of the world
D)Geographic view of the world
Q3) Metadata refers to
A)descriptive information about the data.
B)data automatically created by the GIS during the digitizing process.
C)the "meta" or "control" points used in digitizing.
D)data manually imported into the GIS.
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Chapter 6: Esri Arcnews, Arcuser, and Arcwatch
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14 Verified Questions
14 Flashcards
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Sample Questions
Q1) A "ranking" of various sites as the result of examining certain criteria to determine their usefulness or non-usefulness describes a
A)suitability index.
B)symmetrical difference.
C)distance buffer.
D)boolean operator.
Q2) Which geoprocessing operation will select all areas from the first dataset and all areas from the second dataset,except those areas they have in common?
A)Symmetrical difference
B)Identity
C)Union
D)Intersect
Q3) Which geoprocessing operation will select all areas that the first dataset and all areas that the second dataset have in common?
A)Union
B)Intersect
C)Identity
D)Symmetrical difference
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8
Chapter 7: Using GIS to Make a Map
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16 Verified Questions
16 Flashcards
Source URL: https://quizplus.com/quiz/48303
Sample Questions
Q1) Which of the following data classification methods uses the average distance to the mean value of the dataset in determining class break levels?
A)Equal interval
B)Quantiles
C)Natural breaks
D)Standard deviation
Q2) A map template provides
A)a pre-arranged way of placing elements on a map.
B)a blank space that can be used to place items on a map.
C)a pre-made map that can immediately be printed.
D)previously created symbology already applied to the map's legend.
Q3) A graphical representation of the orientation of the map can best be shown with a A)label.
B)legend.
C)scale bar.
D)north arrow.
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9
Chapter 8: Getting There Quicker With Geospatial Technology
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16 Verified Questions
16 Flashcards
Source URL: https://quizplus.com/quiz/48302
Sample Questions
Q1) Linear interpolation is used in geocoding to A)find the exact point where an address is matched to.
B)place a point an approximate distance along a line.
C)count the number of houses on the street.
D)separate the component parts of an address.
Q2) Address parsing is done to A)separate the parts of an address.
B)make sure that all parts of an address have the same format.
C)remove incorrect addresses prior to geocoding.
D)align each address with a zip code.
Q3) Setting up the components of an address in a regular format describes A)parsing.
B)standardization.
C)linear interpolation.
D)connectivity.
Q4) Describe two reasons why an address may be geocoded in an incorrect location.
Q5) What are two ways of finding a shortest path between stops in a GIS?
Page 10
Q6) Describe a real-world application of using geocoding in a business or service.
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Chapter 9: Remotely Sensed Images From Above
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15 Verified Questions
15 Flashcards
Source URL: https://quizplus.com/quiz/48301
Sample Questions
Q1) The physical arrangement of items in an aerial image refers to A)pattern.
B)texture.
C)site.
D)tone.
Q2) What type of aerial photo is taken when the camera is placed at an angle?
A)Photogrammetric photo
B)Rectified photo
C)Oblique photo
D)Nadir photo
Q3) The first aerial photograph was taken in
A)1826,from a kite.
B)1858,from a balloon.
C)1903,from the Wright Brothers glider.
D)1914,from a German plane in WWI.
Q4) A photo taken from a camera looking straight down at the ground is a A)vertical photo.
B)oblique photo.
C)scale photo.
D)photogrammetric photo.
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Chapter 10: How Remote Sensing Works
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20 Verified Questions
20 Flashcards
Source URL: https://quizplus.com/quiz/48314
Sample Questions
Q1) Which of the following forms of electromagnetic energy has the shortest wavelength?
A)Ultraviolet light
B)Near-infrared light
C)Radio waves
D)Microwaves
Q2) The energy range of 0.7 to 1.3 micrometers defines which of the following types of energy?
A)Red
B)Near infrared
C)Middle infrared
D)Thermal infrared
Q3) An atmospheric window is best described as
A)a hole in the atmosphere (such as the ozone layer)that lets electromagnetic energy through to the Earth.
B)a wavelength of energy that is most easily transmitted to the Earth.
C)a wavelength of energy that is nearly 100% absorbed by the atmosphere.
D)the "thin" areas of the atmosphere that allow for the maximum amount of ultraviolet energy to pass through to the planet.
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Page 12
Chapter 11: Images From Space
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20 Verified Questions
20 Flashcards
Source URL: https://quizplus.com/quiz/48313
Sample Questions
Q1) A sensor that will be measuring only one wide band of wavelengths is which type of sensor?
A)Panchromatic sensor
B)Multispectral sensor
C)Hyperspectral sensor
D)Radiometric sensor
Q2) Satellites in near-polar orbit
A)follow a north-to-south orbital path.
B)follow an east-to-west orbital path.
C)are "locked" into a constant orbital fixed position near either the north or south pole.
D)use the equator as the orbital path being followed.
Q3) Off-nadir viewing allows a sensor
A)to obtain imagery with a half-meter or finer resolution.
B)to sense beyond the usual 8-bit range of values.
C)to image locations not directly under the sensor.
D)to image more than 100 bands simultaneously.
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13
Chapter 12: Studying the Environment From Space
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15 Verified Questions
15 Flashcards
Source URL: https://quizplus.com/quiz/48312
Sample Questions
Q1) Terra flies as part of the A)Morning Constellation.
B)Afternoon Constellation.
C)MODIS Constellation.
D)EOS Constellation.
Q2) Which of the following instruments is best used to measure air quality of cities?
A)HIRDLS
B)OMI
C)TES
D)MLS
Q3) The instrument that provides heat measurements of the Earth from the surface to the top of the atmosphere is A)ASTER.
B)MISR.
C)MODIS.
D)CERES.
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Chapter 13: Digital Landscaping
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15 Verified Questions
15 Flashcards
Source URL: https://quizplus.com/quiz/48311
Sample Questions
Q1) A determination of the direction of the steepest slope for an area is A)perspective.
B)viewshed.
C)slope.
D)slope aspect.
Q2) A measurement of the rate of elevation change at a location is A)viewshed.
B)slope aspect.
C)slope.
D)perspective.
Q3) The SRTM performed which of the following?
A)Used radar waves from space to map the terrain surfaces of the Earth
B)Used radio waves from space to create a full three-dimensional model of the Earth
C)Used both radar and sonar to create a map of the Earth's surface (and the objects on the surface)
D)Used radar to map the heights of the oceans to create a new permanent vertical datum
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Chapter 14: See the World in 3D
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11 Verified Questions
11 Flashcards
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Sample Questions
Q1) Pre-made 3D objects in Google SketchUp refer to A)components.
B)prisms.
C)georeferences.
D)faces.
Q2) A 3D-style choropleth map is a
A)prism map.
B)smartmap.
C)raised poly map.
D)omni-theme map.
Q3) Which of the following operations would best allow you to model a feature such as an elevated walkway joining two buildings over a busy city?
A)Extrusion
B)Offsetting
C)Applying base heights
D)Vertical exaggeration
Q4) Describe the steps involved with designing a 3D structure in Google SketchUp and then placing it into its correct location in Google Earth.
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Page 16
Chapter 15: Whats Next for Geospatial Technology
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12 Verified Questions
12 Flashcards
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Sample Questions
Q1) Streaming a basemap (such as a topographic map or high-resolution imagery)from a server on the Internet to your own computer to use in geospatial analysis is an example of
A)live user sites.
B)geospatial one stop.
C)SDTS.
D)cloud computing.
Q2) Viewing an image that is offset in both the color red and the color blue that enables a "3D" style effect is an example of
A)Anaglyph.
B)GeoWall.
C)Stereovision.
D)SOS.
Q3) GLOBE is a(n)
A)professional organization dedicated to satellite imaging.
B)free geospatial software program that allows real-time environmental tracking.
C)AmericaView program dedicated to studying global climate change.
D)NASA program with worldwide student participants that studies the Earth's environment.
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