Deck 29: Geographic Information Systems

Question 1

A datum is a set of elevations based on particular values of the earth's ________.

A) circumference
B) diameter
C) area
D) radii

Answer 1

D

Question 2

When does a modifiable areal unit problem occur?

A) When a map displays colors, shades, or patterns in accordance with category values of underlying data.
B) When an organization uses GIS to achieve their goals and objectives or to obtain a competitive advantage.
C) When point based spatial data are aggregated into regions and the results depend on how the regions are defined.
D) When GIS sites have multiple users whose analyses can be invalidated by incorrect or unexpected data imports.

Answer 2

C

Question 3

________ maps displays colors,shades,or patterns in accordance with category values of underlying data.

A) Choropleth
B) Raster
C) Dasymetric
D) Vector

Answer 3

A

Question 4

A person who uses Google Maps to find his way to a friend's place is likely to be categorized as a(n)________.

A) casual user
B) business intelligence user
C) developer
D) field user

Question 5

The best geometric model for the surface of the earth is a(n)________.

A) ovoid
B) ellipsoid
C) paraboloid
D) spheroid

Question 6

GIS is an information system that captures,stores,analyzes,and displays ________ data.

A) geospatial
B) geosynchronous
C) geological
D) geometric

Question 7

Geospatial data means data that can be ordered in reference to the earth.

Question 8

A ________ is a technique for placing locations on the surface on the earth onto a flat surface.

A) geofence
B) datum
C) geocoding
D) map projection

Question 9

________ run and maintain the GIS.

A) Field personnel
B) Casual users
C) Developers
D) Operations personnel

Question 10

Which of the following does a raster map contain?

A) points
B) pixels
C) lines
D) shapes

Question 11

Which of the following factors are geographic coordinates dependent on?

A) radii of the earth
B) circumference of the earth
C) longitudes on the earth
D) mass of the earth

Question 12

Who are involved in the capturing of geospatial data?

A) field personnel
B) business intelligence users
C) developers
D) operations personnel

Question 13

Which of the following is true of vector maps?

A) They are easy to create.
B) They scale perfectly.
C) They are not used in GIS maps.
D) The aerial maps are vector maps.

Question 14

The Military Grid Coordinate System (MGRS)is divided into ________.

A) territories
B) dominions
C) zones
D) sections

Question 15

Which of the following functions is rarely performed most GIS applications?

A) analyzing geospatial data
B) capturing geospatial data
C) storing geospatial data
D) displaying geospatial data

Question 16

________ employ GIS to help solve a problem.

A) Developers
B) Field personnel
C) Business intelligence users
D) Operations personnel

Question 17

Which of the following is true of raster maps?

A) They are not very useful at showing details.
B) They become blurry when enlarged.
C) They do not distort straight lines.
D) They are more difficult to create than vector maps.

Question 18

Currently,all GIS applications run on classic client-server applications.

Question 19

A ________ is a geographic boundary set up within a GIS.

A) geospatial
B) geofence
C) geotagging
D) geocode

Question 20

GIS creates information by manipulating and displaying data in a geospatial context.

Question 21

A vector map consists of pixels.

Question 22

Application-specific programs are different from application programs for database systems.

Question 23

A raster map consists of points,lines and shapes.

Question 24

What is the procedure component of GIS?

Question 25

What is a map projection?

Question 26

When point based spatial data are aggregated into regions and the results depend on how the regions are defined unit problem occurs.

Question 27

A choropleth map shows themes about geographic locations.

Question 28

One application for a geofence is to notify personnel when trucks or other containers are nearing their destination.

Question 29

GIS employs special purpose hardware for capturing geospatial data.

Question 30

Vector maps lose their fidelity when their size is doubled.

Question 31

How does the Military Grid Coordinate System (MGRS)work?

Question 32

Explain in brief how GIS maps are constructed.

Question 33

There are no programs to convert raster maps to vector maps.

Question 34

Vector maps can overcome the deficiencies of raster maps and are easy to create.

Question 35

Not all flat maps involve distortion.

Question 36

GIS consist of a blend of external geospatial and relational database data.

Question 37

Differentiate between raster and vector maps.

Question 38

A datum is a technique for placing locations on the surface on the earth onto a flat surface.

Question 39

Operations personnel commonly use GIS data.

Question 40

To construct a map,the GIS application needs to convert all location identifiers to a common scheme by a process called geofence.

Question 41

What is asset tracking?