WorksheetsIntroduction to GIS and Projection
Total questions: 55
Worksheet time: 41mins
Why is it difficult to project the Earth onto a flat surface?
it distorts the sizes and shapes of the landmasses
the technology to do so does not exist
it cuts the Earth into 2 hemispheres
it's actually not the difficult
Cylindrical Projection
Planar Projection
Conic Projection
What do we call the imaginary lines that circle the Earth parallel to the Equator?
Longitude
Latitude
Meridians
Axis
What is the 0-degree latitude line known as?
Prime Meridian
Equator
Tropic of Capricorn
Arctic Circle
(a) are lines of latitude where (b) are lines of longitude.
Latitude lines
are parallel
measure north or south of the equator
are longest at the equator
all of the above
The highest number of degrees in latitude is
45
90
180
360
Longitudes run from ________________.
North to South
East to West
To locate places on the Earth, we use,
Grid view - both latitudes and longitudes
Only latitudes
Only longitudes
None of the above
True or false: The cartographer’s purpose and the projection used to create a map influence what information is accurate and what is distorted.
True
False
In which famous cartographic projection Europe and North America (the entire northern part including Greenland for example) appear much larger than they really are?
Orthographic
Goode-Homolosine
Mercator
Fuller
It is not possible to reflect the surface of a sphere (3D) in a plane (2D) in a completely "real way" (a 'projection' method is needed).
True
False
Which map projection's shape and direction are accurate but size is very distorted?
Robinson
Gall Peter's
Mercator
Why are there so many types of map projections and why do they all look so different?
They are all made for different purposes
Cartographers get bored and make new maps
To confuse students
This is a(n) (a) map
Which GIS data model represents geographic features as discrete entities?
Raster
Vector
Grid
Layer
Which of the following is NOT a type of vector data?
Polygon
Point
Line
Pixel
Which GIS software is open-source and widely used for mapping and spatial analysis?
ArcGIS
QGIS
AutoCAD
MapInfo
What is the primary purpose of a spatial join in GIS?
To connect attributes from two tables
To connect spatial data with attribute data
To overlay two layers
To combine spatial and temporal data
Which coordinate system is typically used in GIS for global data?
UTM
Mercator
WGS84
NAD83
In the UTM coordinate system, each zone covers how many degrees of longitude?
3°
6°
9°
12°
How many UTM zones are there globally?
30
60
100
120
What is the main advantage of a conformal projection?
Maintains true area
Maintains true angles
Maintains true distances
Projects on a flat surface
Which file type is most commonly associated with vector data in GIS?
.tif
.jpg
.shp
.csv
In GIS, what does 'geocoding' involve?
Converting data into raster format
Matching addresses to geographic coordinates
Analyzing spatial relationships
Projecting data into 3D
Which coordinate system is often used in local-scale mapping?
Geographic Coordinate System (GCS)
Universal Transverse Mercator (UTM)
Web Mercator
Military Grid Reference System (MGRS)
In spatial data, what does 'attribute data' refer to?
Data about coordinates
Non-spatial information about features
Raster values
The spatial relationships between features
What does 'azimuthal' mean in the context of map projections?
Equal area
Preserves angles
Projects from a central point
Maintains distance
Which type of distortion is minimized in an equal-area projection?
Shape
Distance
Area
Angle
What is the main advantage of a conformal projection?
Maintains true area
Maintains true angles
Maintains true distances
Projects on a flat surface
Which type of data uses points, lines, and polygons to represent spatial information?
Raster
Vector
Image
Grid
In GIS, what does 'attribute data' refer to?
Spatial coordinates
The description of a feature's characteristics
Imagery
Map projections
Store Prices
Mapping
Network Services
Urban Planning
How is a globe more accurate than a map?
a globe is a 3 dimensional model of the Earth, but a map is flat
a globe can show streets and roads, but a map cannot
a globe can show all of the continents at once, but a map cannot
a globe can be used to navigate from one town to another, but a map cannot
Maps are the least useful tool in geography.
True
False
Google maps is an example of a GIS.
True
False
What is the most powerful close in GIS?
Power Close
Negative Close
Trial Close
Pros and Cons
Which of the following is not a hardware component of GIS?
A computer screen
GPS coordinates
A plotter
A scanner
By ‘spatial data’ we mean data that has:
Complex values
Location/coordinate values
Graphic values
Decimal values
What is ‘Attribute data’?
Specifies characteristics at that location, natural or human-created
Can be stored in a database table
Both A and B
None of the above
Select all the examples of line data shown in the image.
Arterial Route
Contour Line
Telephone Line
Row of trees
The conventional sign for cultivated land on a topographic map is an example of ...
point data
line data
polygon data
Vector data is easier to store on a computer as it takes less file space.
TRUE
FALSE
Meta data would describe....
who collected a set of data.
how the data was collected.
when the data was collected.
all of the above are true.
Attribute data could be collected via a survey.
True
False
What is GIS in the most encompassing sense?
A software to make maps
System designed to capture, store, manipulate, analyze, manage and present all types of geographic
Application to collect data on the field and store in database
Tool to edit and design maps for visualization
GIS deals with which kind of data
Numeric data
Binary data
Spatial data
Complex data
Key components of 'spatial data' quality include
Positional accuracy
Temporal accuracy
Lineage and completeness
Logical consistency
All of the above
Successful spatial analysis needs
Appropriate software
Appropriate hardware
Competent user
All of the above
