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Test your basic knowledge |
GIS: Geographic Information Systems
Start Test
Study First
Subject
:
it-skills
Instructions:
Answer 50 questions in 15 minutes.
If you are not ready to take this test, you can
study here
.
Match each statement with the correct term.
Don't refresh. All questions and answers are randomly picked and ordered every time you load a test.
This is a study tool. The 3 wrong answers for each question are randomly chosen from answers to other questions. So, you might find at times the answers obvious, but you will see it re-enforces your understanding as you take the test each time.
1. A process of mathematical conversion.
Remote Sensing
Data models
Area definition
Map Projection
2. Where 2 lines/arcs intersect - an endpoint - or a point along a line.
Map Projection
Join
Geotagging
NODES
3. Contour lines never _______
LandSAT TM Bands
Legend
RF
Intersect
4. Blue - Green - Red - NIR....
Maps
Bands
Mash up
Different databases
5. Identify unique points - patterns or features in space.
Toponymy
Geotagging
Topology
Landmark knowledge
6. Precision of a measurement with respect to time
Temporal Resolution
Map Projection
Horizontal frame EDA
Quality GIGO
7. Preserve Direction
Azimuthal Maps
Direction
LandSAT TM Bands
Primary key
8. 3 topological concepts: 1. Connectivity - arcs connect to each other at nodes. 2._______ - arcs that connect to surround an area define a polygon. 3. Contiguity - arcs have direction & left & right sides.
Spatial Resolution
Area definition
Location information
Intersect
9. Sailors and pilots use these maps to navigate
Continuous Variables
Hull
Navigational Maps
Spectral Resolution
10. The 5 key concepts in Geography & GIS (LDDSN) 1. Location. 2. _________. 3. Distance. 4. Space. 5. Navigation.
North Arrow
Direction
Reference Maps
Raster
11. Triangulated Irregular Network.
Temporal Resolution
Vector data models
Conformal Maps
TIN
12. Area of the Earth that is displayed in each image
Different databases
Direction
Swath Width
Geotagging
13. When parallels & meridians intersect at right angles.
Quantile
Authority
Continuous Variables
Conformal Map Projections
14. An assignment of geographic coordinates to locations.
Thematic Maps
Vector data models
Geocoding
MODIS Bands
15. 2 reasons why Topology matters: 1. Error detection. 2. ___________.
Structure
North Arrow
Spatial analysis
Swath Width
16. Shift in delivery (eg - require user interaction).
Toponymy
Geotagging
Subsystems
Dynamic maps
17. Classes based on natural groupings through examination of histogram (good: minimizes differences bad: data range uneven)
Spectral Resolution
Raw data
Vector data models
Natural Breaks
18. The ability to link files together.
Verify Query
Mash up
Vertical frame
Relational DBMS
19. 3 levels of _______:1. Conceptual - definitions - attributes. 2. Logical Model - formalize definitions & measures. 3. Digital Model - define & describe features.
Abstraction CLD
Azimuthal Maps
Reference Maps
Polar Stereographic Projections
20. Assigning location information to various media (photos - video - music).
Dot Density Map
Geotagging
Geoparsing
Area definition
21. 36 Spatial Res: 250m Temporal Res: 1 day Swath Width: 2 -330km
Landmark knowledge
MODIS Bands
Land Ordinance
Primary key
22. Townships were six miles square - and were subdivided into 36 sections - each section consisting of one square mile. One section of each township was set aside to support public education - and the remaining sections were to be sold at public auction
Join
GCS
Mash up
Land Ordinance
23. The 2 _____ in data modelling: 1. Database. 2. Data Storage.
Subsystems
Area definition
WGS84
TIN Topology Tables
24. When areas on a map maintain the same proportional relationship to the areas on the earth that they represent.
Equal Area Projections
Maps
Data Modelling
NODES
25. The acquisition of data about Earth's surface from a satellite orbiting the planet or other long-distance methods.
Remote Sensing
Reference maps
Dynamic maps
Neogeography
26. Provide information about a particular topic or theme.
Thematic maps
Subsystems
Hull
Grasslands
27. GIS is not a ______
Cartogram
Map
Spatial Resolution
Lattice Model
28. Google Maps or Microsoft Bing.
TIN
Mash up
Topology
Maps
29. LN 1. L - Level Surfaces. 2. N - NAVD88.
Thematic maps
Quality GIGO
Vertical frame
Data models
30. A tabular file containing rows and columns; descriptive attributes about some object such as a geographic feature are contained in each row
Attribute Tabl
Conformal Map Projections
Survey knowledge
Arcs
31. Description by name: ex London
Primary key
Dynamic maps
Nominal Location
Horizontal frame EDA
32. Real Things (trees - forests - cities etc).
Entities
Parts of Map
TIN
Land Ordinance
33. A data classification method that divides a set of attribute values into groups that contain an equal range of values
Route knowledge
GCS
Equal Interval
API
34. Thematic map that uses dots to represent the frequency of a variable in a given area.
Dot Density Map
Survey knowledge
Subsystems
Neogeography
35. User generated content (UGC). Volunteered geog. info (VGI). Professional vs amateur. Neogeography vs GIS.
Authority
VRQ
Primary Color
Discrete Variables
36. 2 ______: 1. Files/records. 2. Database/collection of files.
Primary key
Different databases
Simplification
Abstraction
37. People creating their own maps - on their own terms by combining elements of an existing toolset.
World
Neogeography
Equal Interval
Azimuthal Maps
38. Maps that show the absolute location of places and geographic features determined by a frame of reference - typically latitude and longitude
Geoparsing
Temporal Resolution
Reference Maps
Grasslands
39. Deliver location / topographic information.
Arc-node topology
Reference maps
Different databases
TIN
40. The 5 __________: TTCETH - 1. Triangle table 2. Triangle-Node table 3. Coordinate table 4. Triangle-Edge table 5. Hull-Edge table.
Data Classification
Data models
TIN Topology Tables
Polar Stereographic Projections
41. Preserve Shape
Map
Conformal Maps
Arc-node topology
Subsystems
42. 3 different types of ________ - content & services ICS I - Infrastructure (Hardware & Sensors). C - Content (sensors - APIs - UGC & VGI). S - Standards (or lack thereof): access - authority.
Global network of data
Equal Interval
Primary key
Nominal Location
43. Converts what entities into objects in the computer 1. Geometry (points - lines - polygons). 2. Measurement of attributes. 3. Accuracy &/or error.
Remote Sensing
WGS84
Natural Breaks
Data Modelling
44. Global Positioning System.
Reference Maps
API
GPS
Location information
45. Points - Polygons - Lines
Absolute Location
Area definition
Reference Maps
Vector Data Forms
46. Title - legend or key - grid system - distance scale - direction and compass rose
Join
Remote Sensing
North Arrow
Parts of Map
47. 1. E - Ellipsoid dimensions. 2. D - Datum origin. 3. A - Angular alignment.
Global network of data
Data Classification
Horizontal frame EDA
GPS
48. The study of place names - origins - history & meanings.
Toponymy
Intersect
North Arrow
Direction
49. When distances from the center of the projection to any other place on the map are uniform in all directions.
Relational DBMS
Equidistant Map Projections
Raw data
Topology
50. Consists of F & E: 1. Features. 2. Entities.
GIS (Geographic Information Systems)
Parts of Map
Geocoding
World