GGY 321 Final Exam Questions With
Complete Answers
Which answer is closest to the shape of the Earth? - ANSWER Geoid
GIS could be considered an example of ArcGIS Pro as learned in labs - ANSWER
False
A global datum is defined using a globally measured ellipsoid centered at the
earth mass center, which perfectly fits everywhere on Earth's surface. -
ANSWER False
Which answer was the first GIS ___________? - ANSWER Canada Geographic
Information System (CGIS)
Which answer is directly developed by the Mean Sea Level (MSL) approach? -
ANSWER Geoid
Which datum is used for Global Positioning Systems (GPS)? - ANSWER North
American Datum of 1927 (NAD27)
A GIS computer system is used for... of spatial (geographic) data. - ANSWER
capturing, storing, querying, analyzing, displaying
A datum represents the ... and ... of the Earth. - ANSWER size, shape
Although ellipsoids are preferred for the development of map projections, we
still use geoids for defining the z-value (elevation). - ANSWER True
Within a map projection, measures are most accurate where the projection
surface touches the sphere. - ANSWER True
A map projection involves the process of transforming ___________? - ANSWER a
three-dimensional surface to a two-dimensional surface
Which answer is INCORRECT regarding latitude and longitude __________? -
ANSWER Latitude is measured from the Greenwich meridian while longitude is
measured from the Equator.
36 degree 41 minutes 5 seconds is equivalent to_____________ degrees. -
ANSWER 36.685
, 58.1295 is equivalent to 58 degrees ... minute(s) and ... second(s). - ANSWER 7,
46.2
Goode's Homolosine projection uses a combination of projections to preserve
both area and shape. - ANSWER False
An azimuthal map projection preserves direction between all points in a map. -
ANSWER False
A 1:5,000,000 scale map is a relatively small scale map compared to a 1:24,000
scale map. - ANSWER True
Both distance and direction from the central point are preserved in an Azimuthal
Equidistant projection. - ANSWER True
State Plane Coordinate (SPC) System is less universal than Universal
Transverse Mercator (UTM). - ANSWER True
Zones in a State Plane Coordinate (SPC) System follow county boundaries. -
ANSWER True
Current State Plane Coordinate (SPC) Systems are based on the North American
Datum 1983 (NAD83), units in feet. - ANSWER False
Which is the proper classification of map projections regarding how a projection
is oriented in relation to the earth when a map projection is created? - ANSWER
Normal (Equatorial), Transverse, Oblique
Which projection is preferred for mapping North-South trending areas? -
ANSWER Universal Mercator
How many zones does the Universal Transverse Mercator (UTM) projection
have? - ANSWER 60
A road on a map is 6 centimeters in length. In the real world, that road is 9
kilometers long. The map scale is _____________. - ANSWER 1:150,000
What is the distance between point A (13, -5) and point B (16, 8) in a plane
coordinate system. - ANSWER 13.3
A raster dataset must have multiple bands. - ANSWER False
A file geodatabase stores geographic data and their attributes within a folder. -
ANSWER True
Complete Answers
Which answer is closest to the shape of the Earth? - ANSWER Geoid
GIS could be considered an example of ArcGIS Pro as learned in labs - ANSWER
False
A global datum is defined using a globally measured ellipsoid centered at the
earth mass center, which perfectly fits everywhere on Earth's surface. -
ANSWER False
Which answer was the first GIS ___________? - ANSWER Canada Geographic
Information System (CGIS)
Which answer is directly developed by the Mean Sea Level (MSL) approach? -
ANSWER Geoid
Which datum is used for Global Positioning Systems (GPS)? - ANSWER North
American Datum of 1927 (NAD27)
A GIS computer system is used for... of spatial (geographic) data. - ANSWER
capturing, storing, querying, analyzing, displaying
A datum represents the ... and ... of the Earth. - ANSWER size, shape
Although ellipsoids are preferred for the development of map projections, we
still use geoids for defining the z-value (elevation). - ANSWER True
Within a map projection, measures are most accurate where the projection
surface touches the sphere. - ANSWER True
A map projection involves the process of transforming ___________? - ANSWER a
three-dimensional surface to a two-dimensional surface
Which answer is INCORRECT regarding latitude and longitude __________? -
ANSWER Latitude is measured from the Greenwich meridian while longitude is
measured from the Equator.
36 degree 41 minutes 5 seconds is equivalent to_____________ degrees. -
ANSWER 36.685
, 58.1295 is equivalent to 58 degrees ... minute(s) and ... second(s). - ANSWER 7,
46.2
Goode's Homolosine projection uses a combination of projections to preserve
both area and shape. - ANSWER False
An azimuthal map projection preserves direction between all points in a map. -
ANSWER False
A 1:5,000,000 scale map is a relatively small scale map compared to a 1:24,000
scale map. - ANSWER True
Both distance and direction from the central point are preserved in an Azimuthal
Equidistant projection. - ANSWER True
State Plane Coordinate (SPC) System is less universal than Universal
Transverse Mercator (UTM). - ANSWER True
Zones in a State Plane Coordinate (SPC) System follow county boundaries. -
ANSWER True
Current State Plane Coordinate (SPC) Systems are based on the North American
Datum 1983 (NAD83), units in feet. - ANSWER False
Which is the proper classification of map projections regarding how a projection
is oriented in relation to the earth when a map projection is created? - ANSWER
Normal (Equatorial), Transverse, Oblique
Which projection is preferred for mapping North-South trending areas? -
ANSWER Universal Mercator
How many zones does the Universal Transverse Mercator (UTM) projection
have? - ANSWER 60
A road on a map is 6 centimeters in length. In the real world, that road is 9
kilometers long. The map scale is _____________. - ANSWER 1:150,000
What is the distance between point A (13, -5) and point B (16, 8) in a plane
coordinate system. - ANSWER 13.3
A raster dataset must have multiple bands. - ANSWER False
A file geodatabase stores geographic data and their attributes within a folder. -
ANSWER True
