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Test your basic knowledge |
GIS: Geographic Information Systems
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Subject
:
it-skills
Instructions:
Answer 50 questions in 15 minutes.
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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. Maps that show the absolute location of places and geographic features determined by a frame of reference - typically latitude and longitude
Multi-scalar
Reference Maps
Location information
Swath Width
2. Can assume all values between any two specific values. They are obtained by measuring.
Join
Map
Primary key
Continuous Variables
3. Classes based on natural groupings through examination of histogram (good: minimizes differences bad: data range uneven)
Equal Area Projections
Data Modelling
Natural Breaks
Join
4. DBMS used for: _______ - access - organize & edit.
Toponymy
North Arrow
Arc-node topology
Structure
5. Shift in delivery (eg - require user interaction).
Continuous Variables
Dynamic maps
Bands
TIN
6. Triangulated Irregular Network.
North Arrow
Vector data models
MODIS Bands
TIN
7. 9 Features & Entities: 1. Mountains. 2. Rivers. 3. Forests. 4. Clouds. 5. ________. 6. Cities. 7. Populations. 8. Streets. 9. Fire Hydrants.
Location information
VRQ
Grasslands
Hull
8. Converts what entities into objects in the computer 1. Geometry (points - lines - polygons). 2. Measurement of attributes. 3. Accuracy &/or error.
Data Modelling
Lattice Model
Conformal Maps
GCS
9. 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
LandSAT TM Bands
Land Ordinance
Spectral Resolution
Measurement & Levels of Measurement
10. To avoid corrupt data!
API
Verify Query
Geoparsing
Global network of data
11. A process of mathematical conversion.
Map Projection
Abstraction CLD
Data Classification
Navigational Maps
12. A 3-D frame of reference (model of the earth) used to determine surface locations.
Conformal Maps
Datum
Location information
GIS (Geographic Information Systems)
13. The acquisition of data about Earth's surface from a satellite orbiting the planet or other long-distance methods.
Remote Sensing
API
Compass & human analysis
GIS (Geographic Information Systems)
14. Provide information about a particular topic or theme.
Maps
Thematic maps
Simplification
Relational DBMS
15. Digital Elevation Model
Global network of data
DEM
Simplification
Equal Interval
16. Regulary spaced sample of points representing a surface.
Entities
Multi-scalar
Abstraction CLD
Lattice Model
17. Essentials of DBMS: Each record has a ________
Primary Color
Relational DBMS
Bands
Unique identifier
18. Sailors and pilots use these maps to navigate
Navigational Maps
GIS (Geographic Information Systems)
World
Norths
19. Uses coordinates (X -Y) to represent spatial features. Scale matters involve what Polygons<>points. Polygons<>lines.
Multi-scalar
Discrete Variables
Equal Interval
Vector data models
20. GIS is ________
Arc-node topology
Location information
Multi-scalar
Reference Maps
21. Are made with GIS
NODES
Temporal Resolution
Maps
Conformal Map Projections
22. Representative fraction
Data models
GCS
RF
Attribute Tabl
23. 1. E - Ellipsoid dimensions. 2. D - Datum origin. 3. A - Angular alignment.
Intersect
Data models
Horizontal frame EDA
Legend
24. 2 reasons why Topology matters: 1. Error detection. 2. ___________.
Different databases
Spatial analysis
Datum
Multi-scalar
25. Consists of F & E: 1. Features. 2. Entities.
Parts of Map
Geocoding
Objects
World
26. Identify unique points - patterns or features in space.
Datum
Conformal Map Projections
Geocoding
Landmark knowledge
27. A map containing information on only one topic or theme.
Norths
Thematic Maps
Different databases
Continuous Variables
28. _________ of the Real World: (S&E - S&S - G&A) 1. Selection & Elimination. 2. Simplification & Smoothing. 3. Generalization & Aggregation.
Abstraction
Verify Query
Raw data
Area definition
29. Can not be made from other colors
Primary Color
Cartogram
Unique identifier
Data Classification
30. Area of the Earth that is displayed in each image
Mash up
Remote Sensing
Raster Data Model
Swath Width
31. Preserve Direction
Azimuthal Maps
Area definition
Temporal Resolution
GPS
32. 36 Spatial Res: 250m Temporal Res: 1 day Swath Width: 2 -330km
Vector Data Forms
Contour Lines
MODIS Bands
Discrete Variables
33. The 5 __________: TTCETH - 1. Triangle table 2. Triangle-Node table 3. Coordinate table 4. Triangle-Edge table 5. Hull-Edge table.
Map
Area definition
TIN Topology Tables
Absolute Location
34. Symbol on a map used to show direction
North Arrow
Equal Interval
Dot Density Map
Arcs
35. Accuracy - reliability - responsibility.
Simplification
Vector data models
Data models
Quality GIGO
36. 2 common _______: 1. Vector. 2. Raster.
Thematic maps
Entities
Data models
Absolute Location
37. The smallest pixel size visible in an image - the limit of magnification
Nominal Location
Spatial Resolution
Structure
Datum
38. Points taken at regular intervals from the cumulative distribution function (CDF) of a random variable.
Hull
Data Modelling
Bands
Quantile
39. Data Modelling - Turning entities into complex objects (geometry - quality).
Nominal Location
Subsystems
GIS (Geographic Information Systems)
WGS84
40. GIS is ________ - spatial analysis & dependent on the computer.
DEM
Cartogram
Raw data
Thematic maps
41. Global Positioning System.
Continuous Variables
GPS
Raster Data Model
Vector Data Forms
42. User generated content (UGC). Volunteered geog. info (VGI). Professional vs amateur. Neogeography vs GIS.
TIN
Global network of data
Authority
Hull
43. The 4 types of ___________:SADD. 1. S - Shape: Conformal. 2. A - Area: Variant. 3. D - Direction: Preserved. 4. D - Distance: Variant.
Polar Stereographic Projections
Measurement & Levels of Measurement
Cartogram
GCS
44. Real Things (trees - forests - cities etc).
Entities
WGS84
Spectral Resolution
Mash up
45. Connectivity: ___________. 3 elements 1. Nodes & vertices define the shape of the arc. 2. Arcs have a from-node (or starting node) & a to-node (or ending-node). 3. Arcs only join at nodes.
Landmark knowledge
Join
Equidistant Map Projections
Arc-node topology
46. Application Programming Interfaces (increases access like my maps on google).
Arc-node topology
Geocoding
Land Ordinance
API
47. GIS is not a ______
Map
World
Route knowledge
Entities
48. Points - Polygons - Lines
Spatial Resolution
Vector Data Forms
Vector data models
Legend
49. 80 % of all information contain _________
Location information
TIN Topology Tables
Horizontal frame EDA
Multi-scalar
50. A Complete frame
Compass & human analysis
Simplification
WGS84
Vector data models
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