Geospatial Technology in Changing World Part 2

What organization developed ArcGIS?

Esri

What model is used to represent the data in the NLCD?

raster

In the context of GIS, what is topology?

the spatial relationships among objects that are independent of their coordinates

Polygons representing land parcels by owner on a county parcel map is an example of what type of data?

nominal

What kind of objects are polygons?

2-dimensional

Of the following choices, which would be best represented by a vector data model?

power lines

Of the following choices, what is the best description of why models are used in GIS?

to simplify or generalize real-world information

Of the following choices, which one is an open source GIS application for collecting field data on mobile devices?

QField

What type of data is represented on a map showing the locations of the top tourist destinations in Florida ranked by the number of tourists in 2011?

ordinal

GIS first started being used in the __________.

1960s with Canada's CGIS

In the vector data model, all items are represented as __________.

points, lines, and polygons

What programming language is used for writing scripts in ArcGIS?

Python

In a GIS, what term is used to represent non-spatial data?

attributes

Which of these would be best represented by a raster data model?

elevation

The NHD contains GIS data for which of these?

water bodies

Streams on a map are symbolized by the number of available fishing days. What type of data is this?

ratio

Which of these best describes the process referred to as "heads-up digitizing"?

tracing the features on a georeferenced image that is displayed on a computer screen using a pointing device like a mouse or a touchpad

In ArcGIS, what component is used to manage the GIS data available to the user?

ArcCatalog

What is metadata?

descriptive information about the data

What type of data is temperature measured in degrees Celsius?

interval

When modeling the world in GIS, features treated as objects with definite locations and boundaries describe a __________ view of the world.

discrete object

Which component in ArcGIS Desktop is used for viewing and analyzing data?

ArcMap

What condition must be met in order to join two tables?

The two tables must have a common field.

The "information" being handled by GIS is __________ information.

geospatial

Which GIS software program can be downloaded for free?

QGIS

A single layer in a geodatabase refers to which of the following?

feature class

What model is used to represent the data in the NHD?

vector

A chart showing the amount of money earned by each of the top 10 movies of the week is an example of what type of data?

ratio

How is each object stored in an attribute table?

as a record

How is spatial data represented in the raster data model?

as areas using equally spaced and equally sized grid cells

What is the name of a series of files, with extensions such as .shp, .shx, and .dbf, that make up one vector data layer?

shapefile

Why is MCE used in GIS modeling?

\n to determine the suitability of a site

Of the following choices, which one best describes SQL?

\n It is a structured query language used to retrieve information from databases.

Of the following Boolean operators, which one will identify the parcels zoned residential with an assessed value of more than $100,000?

XOR

Of the following geoprocessing operations, which one will select all areas from two datasets except those areas they have in common?

symmetrical difference

Which one of the following Boolean operators will select cities with a high population but exclude those with a high average income?

NOT

Of the following choices, what would most help a GIS analyst with the National Park Service determine which parcels of land surrounding Gettysburg National Military Park will be under pressure to convert to an urban land use?

\n a GIS Model

The six connectors (=, <>,

\n relational operators

Of the following choices, which one would identify the county named Fairfax using an SQL statement?

COUNTY_NAME = 'Fairfax'

Selecting objects from one layer based on their spatial relationship with another layer describes a __________.

spatial query

If Dr. Snow had access to GIS in 1854 London, which one of the following types of spatial analysis would have most helped him identify the source of the cholera outbreak?

Buffer

Using John Snow's 1854 cholera map to see the connection between the locations of cholera deaths and water pumps is an example of __________.

\n spatial analysis

What is the alternative to writing an SQL expression directly in ArcGIS Pro?

Add Clause

Which one of the following Boolean operators will return all the data in multiple datasets except for the intersection of those datasets?

XOR

Of the following queries, which one will select the polygons that are residential parcels with a seasonal status?

\n PARCELS = "residential" AND STATUS = "seasonal"

Of the following choices, what ArcGIS Pro geoprocessing tool should be used to identify the number of hospitals within 30 miles of a university?

Select By Location

Of the following queries, which ones will return an SQL syntax error?

"Pop2010" = 5,000,000 OR 3,000,000

Why is the Land Transformation Model an example of a GIS model?

\n It combines various weighted geospatial layers to predict areas that will shift to urban land uses in the future.

An area of spatial proximity around a point refers to which GIS operation?

buffer

Which geoprocessing operation will select all the polygons in a floodplain dataset and the portions of an owner's property that are on a floodplain?

identity

What term best describes the use of simple mathematical operations to overlay raster datasets?

map algebra

A dataset of polygons representing the 2016 U.S. congressional districts includes an attribute for the political party of the representative of each district. Which one of the following operations would remove the boundaries between districts represented by the same party?

dissolve

What is the term used for selecting a record from an attribute table based on a particular criterion?

query

In QGIS, what needs to be done to save the results of a query for future analysis?

\n export the query results to a new layer

What is the purpose of site suitability analysis?

\n to determine locations that best meet a set of criteria

What is a representation that combines spatial factors to explain processes or predict results?

\n GIS model

A GIS technician using ArcGIS Pro at a regional E911 communications center needs to determine how many hospitals and fire stations are in each county in Texas. Of the following processes, which one will return the results most quickly?

Summarize Within

Of the following queries, which one will select the counties with a population of more than 100,000 people and the counties that have more than 100,000 houses?

POP > 100000 OR HOUSES > 100000

What is a ranking of sites according to how well they meet a set of criteria?

\n suitability index

What is the term that describes when a new layer results from operations performed on one or more existing layers?

geoprocessing

What is the purpose of the Dissolve result option in the QGIS Buffer tool?

It removes the boundaries between overlapping buffer zones.

Which geoprocessing operation will merge selected features from one dataset with selected features from another dataset?

union

Of the following choices, which one best describes geoprocessing?

\n applying an action to one or more datasets that results in the creation of a new dataset

Which one of the following Boolean operators will identify the parcels that are zoned "residential" and the parcels that have an assessed value of more than $100,000?

OR

Which geoprocessing operation will select features that two datasets have in common?

Intersect

What is used to graphically represent equivalent distances on a map?

scale bar

\
What tool is available online to experiment with color-blind-safe schemes on a map?

\
ColorBrewer 2.0

What does a map template provide?

\
a preformatted arrangement of the items comprising a map layout

A researcher has created a choropleth map of the percentage of the U.S. population that was over 80 years of age by state in 2017. Of the following choices, which one is the most appropriate legend title?

Percent over 80 Years of Age

A GIS analyst has created a graduated symbol map of Pennsylvania's heating degree days in 2011 by county. Which one of the following titles is the most appropriate for the map?

\
Pennsylvania Heating Degree Days by County, 2011

Which one of the following data classification methods determines breakpoints by dividing the range of values by the desired number of classes?

\
equal intervals

Of the following data formats, which one will result in the least loss of a map graphic's data?

TIFF

The use of different-sized representations to convey thematic information on a map refers to __________.

graduated symbols

What is DPI a measure of?

\
image clarity

Of the following, which one of the following is an example of a thematic map?

a map of counties symbolized by per capita income

How is a representative fraction of 1:24,000 interpreted?

One unit on the map represents 24,000 units on the ground.

Which one of the following representative fractions indicates the largest scale map?

1:1

What map item explains what the symbology represents?

legend

Which one of the following data classification methods attempts to place an equal number of data values in each class?

quantiles

Which one of the following is NOT an example of a thematic map?

a topographic map of Badlands National Park in South Dakota

What is meant by a map's visual hierarchy?

\
displaying features on a map to communicate their relative importance

What is most commonly used to graphically show the orientation of a map?

\
north arrow

What is cartographic generalization?

\
simplifying features so they can be represented on a small-scale map

A basic representation of spatial data refers to a __________.

map

The number of different fonts used on a map should not exceed __________.

two

Of the following file formats, which one can be used to import addresses into Google Earth Pro for geocoding?

csv

When a vehicle navigation device instructs a car's driver to follow a snowmobile trail or foot path to reach a destination, what is the most likely cause for the error?

\
an inaccurate network database

What is the term for a set of steps used to solve a problem?

algorithm

What is address parsing?

separating the components of an address

What does Google claim to do to protect individuals' privacy in its Street View imagery?

blur identifiable features in its images

How would a major multilane city street be represented in a GIS?

\
as multiple line segments

What is the term for destinations to visit on a network?

stops

In a GIS network, what does a junction represent?

a node

What is the term for the base network data used as the source for geocoding?

\
reference database

In a GIS network, what does an edge represent?

a line or link

What organization provides a Website to download free geospatial road network files for the United States?

Census Bureau

Of the following choices, which one has been developed to improve the accuracy of address matching?

using a point database to match the address to a parcel centroid

The number of units required to travel the length of a network's segment is known as the __________.

transit cost

How is linear interpolation used in geocoding?

\
to place a point at an approximate distance along a road segment

How can multiple addresses be geocoded at one time?

\
batch geocoding