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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. 2 common _______: 1. Vector. 2. Raster.
Navigational Maps
Vector data models
Authority
Data models
2. Relative to another known feature
Continuous Variables
Legend
Relative Location
Thematic Maps
3. Points taken at regular intervals from the cumulative distribution function (CDF) of a random variable.
Natural Breaks
Geoparsing
Dynamic maps
Quantile
4. Thematic map that uses dots to represent the frequency of a variable in a given area.
Dot Density Map
Raster
Hull
Bands
5. 7 Spatial Res: 30m Temporal Res: 16 day Swath Width: 183km
Grasslands
Equal Interval
Reference Maps
LandSAT TM Bands
6. The 5 key concepts in Geography & GIS (LDDSN) 1. Location. 2. _________. 3. Distance. 4. Space. 5. Navigation.
Direction
Neogeography
Polar Stereographic Projections
Relative Location
7. User generated content (UGC). Volunteered geog. info (VGI). Professional vs amateur. Neogeography vs GIS.
Measurement & Levels of Measurement
Authority
North Arrow
Hull
8. Real Things (trees - forests - cities etc).
7.5' Map
Simplification
Entities
GPS
9. The 2 _____ in data modelling: 1. Database. 2. Data Storage.
Absolute Location
GPS
Subsystems
Data models
10. A line segment between 2 nodes -1 of which is a start node & the other an end node.
Simplification
Primary Color
Landmark knowledge
Arcs
11. Triangulated Irregular Network.
TIN
Authority
Parts of Map
Absolute Location
12. Arcs only ___ at Nodes
Vertical frame
Intersect
Join
VRQ
13. The 5 components of a TIN: NETHT - 1. Nodes 2. Edges 3. Triangles 4. ___ 5. Topology.
Hull
Parts of Map
Spatial Resolution
Raster
14. Can not be made from other colors
GIS (Geographic Information Systems)
Mash up
RF
Primary Color
15. Regulary spaced sample of points representing a surface.
Raster Data Model
Lattice Model
Spatial Resolution
Reference maps
16. When parallels & meridians intersect at right angles.
Conformal Map Projections
North Arrow
MODIS Bands
Selection & Elimination
17. Understand spatial relations between landmarks>shortcuts.
Reference maps
Reference Maps
Parts of Map
Survey knowledge
18. A map containing information on only one topic or theme.
Relative Location
Thematic Maps
Remote Sensing
Topology
19. Preserve Direction
Azimuthal Maps
Spatial analysis
Nominal Location
Location information
20. Description by name: ex London
Lattice Model
Legend
Subsystems
Nominal Location
21. The 3 _____: 1. True. 2. Magnetic. 3. Grid.
Raw data
Norths
Compass & human analysis
Bands
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
Land Ordinance
Toponymy
NODES
23. Connect & travel between landmarks by moving thru space.
Route knowledge
Compass & human analysis
Geotagging
Norths
24. 80 % of all information contain _________
API
Location information
Reference maps
Vertical frame
25. Classes based on natural groupings through examination of histogram (good: minimizes differences bad: data range uneven)
Natural Breaks
GCS
Objects
Lattice Model
26. The smallest pixel size visible in an image - the limit of magnification
Mash up
Vector Data Forms
Spatial Resolution
Spectral Resolution
27. Geographic Coordinate System.
GCS
Relational DBMS
Multi-scalar
Thematic Maps
28. The 5 __________: TTCETH - 1. Triangle table 2. Triangle-Node table 3. Coordinate table 4. Triangle-Edge table 5. Hull-Edge table.
Data Modelling
DEM
TIN Topology Tables
WGS84
29. Defined by NOIR NOIR N-Nominal - qualitive data. O-Ordinal - order or ranking. I-Interval - numeric scale - arbitrary units. R - Ratio - fixed origin - continuous scale.
Remote Sensing
Equal Interval
Attribute Tabl
Measurement & Levels of Measurement
30. The ability to link files together.
Geotagging
Relational DBMS
Spatial analysis
Geocoding
31. Consists of F & E: 1. Features. 2. Entities.
World
Thematic Maps
Spatial analysis
Maps
32. 9 Features & Entities: 1. Mountains. 2. Rivers. 3. Forests. 4. Clouds. 5. ________. 6. Cities. 7. Populations. 8. Streets. 9. Fire Hydrants.
WGS84
Abstraction
Grasslands
Equidistant Map Projections
33. Points - Polygons - Lines
API
Objects
North Arrow
Vector Data Forms
34. Where 2 lines/arcs intersect - an endpoint - or a point along a line.
Nominal Location
NODES
Bands
Grasslands
35. A tabular file containing rows and columns; descriptive attributes about some object such as a geographic feature are contained in each row
Thematic maps
Temporal Resolution
Norths
Attribute Tabl
36. 2 ______: 1. Files/records. 2. Database/collection of files.
Different databases
Vector data models
World
GIS (Geographic Information Systems)
37. The 4 types of ___________:SADD. 1. S - Shape: Conformal. 2. A - Area: Variant. 3. D - Direction: Preserved. 4. D - Distance: Variant.
World
Attribute Tabl
Polar Stereographic Projections
Reference maps
38. Data Modelling - Turning entities into complex objects (geometry - quality).
Absolute Location
Abstraction
Global network of data
GIS (Geographic Information Systems)
39. 1. E - Ellipsoid dimensions. 2. D - Datum origin. 3. A - Angular alignment.
Topology
Arc-node topology
Abstraction
Horizontal frame EDA
40. 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.
TIN Topology Tables
Horizontal frame EDA
Arc-node topology
Equal Area Projections
41. Representative fraction
Conformal Maps
RF
Objects
Contour Lines
42. 36 Spatial Res: 250m Temporal Res: 1 day Swath Width: 2 -330km
Nominal Location
MODIS Bands
GIS (Geographic Information Systems)
Thematic maps
43. Accuracy - reliability - responsibility.
Mash up
Spectral Resolution
Compass & human analysis
Quality GIGO
44. Contour lines never _______
Intersect
Structure
Multi-scalar
Data Classification
45. GIS is not a ______
Map
Swath Width
Primary Color
Land Ordinance
46. Smoothing & Shape abstraction.
7.5' Map
WGS84
Primary Color
Simplification
47. An assignment of geographic coordinates to locations.
Geocoding
Arc-node topology
Vector Data Forms
Vertical frame
48. 1. An array of regulary spaced cells or pixels. 2. Each cell holds attributes (values).
Raster
Primary Color
North Arrow
Route knowledge
49. 3 ______ attributes: 1. Values. 2. Relations. 3. Quality.
Norths
VRQ
LandSAT TM Bands
Nominal Location
50. Assigning location information to various media (photos - video - music).
Swath Width
Bands
Survey knowledge
Geotagging