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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. A map containing information on only one topic or theme.
Area definition
Continuous Variables
Data Modelling
Thematic Maps
2. Thematic map that uses dots to represent the frequency of a variable in a given area.
Arcs
Dot Density Map
Maps
Reference maps
3. The 5 key concepts in Geography & GIS (LDDSN) 1. Location. 2. _________. 3. Distance. 4. Space. 5. Navigation.
Raster Data Model
Compass & human analysis
Direction
Conformal Map Projections
4. The 2 _____ in data modelling: 1. Database. 2. Data Storage.
Subsystems
7.5' Map
Quantile
Arcs
5. Global Positioning System.
Vector Data Forms
Equidistant Map Projections
Natural Breaks
GPS
6. When distances from the center of the projection to any other place on the map are uniform in all directions.
Equidistant Map Projections
Global network of data
Join
Nominal Location
7. Most popular form of USGS Map
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183
8. 7 Spatial Res: 30m Temporal Res: 16 day Swath Width: 183km
Maps
LandSAT TM Bands
Thematic Maps
Datum
9. Maps that show the absolute location of places and geographic features determined by a frame of reference - typically latitude and longitude
Map Projection
Thematic maps
Area definition
Reference Maps
10. A 3-D frame of reference (model of the earth) used to determine surface locations.
Subsystems
Datum
GCS
Map Projection
11. 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
Land Ordinance
Contour Lines
Data Modelling
Grasslands
12. Shift in delivery (eg - require user interaction).
Measurement & Levels of Measurement
Direction
Dynamic maps
Datum
13. Assigning location information to text & discourse.
Natural Breaks
Reference maps
Datum
Geoparsing
14. The acquisition of data about Earth's surface from a satellite orbiting the planet or other long-distance methods.
Map
Measurement & Levels of Measurement
Quality GIGO
Remote Sensing
15. The study of place names - origins - history & meanings.
Toponymy
Azimuthal Maps
Spectral Resolution
Cartogram
16. The range of wavelengths sampled by a remote sensor.
Spectral Resolution
Survey knowledge
Data Classification
Toponymy
17. Where 2 lines/arcs intersect - an endpoint - or a point along a line.
Data Classification
NODES
Geotagging
Simplification
18. The 4 elements or ______: 1. Cell Value - each cell carries a value. 2. Cell size - this determines the resolution. 3. Raster bands - Can have single or multiple bands. 4. Spatial Reference - Raster data must have spatial reference.
Polar Stereographic Projections
Vector data models
NODES
Raster Data Model
19. Preserve Direction
Azimuthal Maps
Parts of Map
Norths
Equidistant Map Projections
20. Files in the DB can be linked or joined using the _______
Primary key
Parts of Map
Maps
Location information
21. A process of mathematical conversion.
NODES
Selection & Elimination
Authority
Map Projection
22. 3 levels of _______:1. Conceptual - definitions - attributes. 2. Logical Model - formalize definitions & measures. 3. Digital Model - define & describe features.
VRQ
Datum
Measurement & Levels of Measurement
Abstraction CLD
23. Relative to another known feature
Global network of data
Conformal Maps
Hull
Relative Location
24. The 5 components of a TIN: NETHT - 1. Nodes 2. Edges 3. Triangles 4. ___ 5. Topology.
Spatial Resolution
Contour Lines
Hull
Spatial analysis
25. Provide information about a particular topic or theme.
Abstraction
Navigational Maps
Thematic maps
Map
26. Application Programming Interfaces (increases access like my maps on google).
Arcs
NODES
Vector data models
API
27. Are made with GIS
Spatial analysis
Unique identifier
MODIS Bands
Maps
28. Preserve Shape
Nominal Location
Selection & Elimination
Cartogram
Conformal Maps
29. Area of the Earth that is displayed in each image
Swath Width
Arcs
North Arrow
Relative Location
30. GIS is not a ______
Thematic maps
Raster Data Model
Map
Maps
31. A reference system (geographic coordinates)
Conformal Map Projections
Bands
Absolute Location
Horizontal frame EDA
32. 1. An array of regulary spaced cells or pixels. 2. Each cell holds attributes (values).
NODES
Raster
Different databases
Conformal Map Projections
33. The 5 __________: TTCETH - 1. Triangle table 2. Triangle-Node table 3. Coordinate table 4. Triangle-Edge table 5. Hull-Edge table.
Raster
TIN Topology Tables
Route knowledge
Dot Density Map
34. Assigning location information to various media (photos - video - music).
Route knowledge
Geotagging
Contour Lines
Measurement & Levels of Measurement
35. LN 1. L - Level Surfaces. 2. N - NAVD88.
Azimuthal Maps
WGS84
MODIS Bands
Vertical frame
36. Sailors and pilots use these maps to navigate
Verify Query
Navigational Maps
Route knowledge
WGS84
37. Google Maps or Microsoft Bing.
Bands
Horizontal frame EDA
Mash up
Intersect
38. Deliver location / topographic information.
Location information
Temporal Resolution
Survey knowledge
Reference maps
39. 2 ______: 1. Files/records. 2. Database/collection of files.
Different databases
Join
Relational DBMS
Vector Data Forms
40. 2 ______: 1. Unique ID. 2. Type Code. 3 Spatial Components PLP 1. Point. 2. Line/arc. 3. Polygon/area.
DEM
Arcs
Quality GIGO
Objects
41. A tabular file containing rows and columns; descriptive attributes about some object such as a geographic feature are contained in each row
Azimuthal Maps
Data Modelling
Raster Data Model
Attribute Tabl
42. HAL - H-Human nature. A-Arbitrary/socially constructed. L-Loss of info (hiding variance within a class or group).
VRQ
Vertical frame
7.5' Map
Data Classification
43. Regulary spaced sample of points representing a surface.
WGS84
Lattice Model
Vector Data Forms
Thematic Maps
44. Description by name: ex London
Cartogram
Multi-scalar
Nominal Location
Simplification
45. _________ of the Real World: (S&E - S&S - G&A) 1. Selection & Elimination. 2. Simplification & Smoothing. 3. Generalization & Aggregation.
Navigational Maps
Data models
Intersect
Abstraction
46. A line segment between 2 nodes -1 of which is a start node & the other an end node.
Map
Spatial analysis
Nominal Location
Arcs
47. The reverse of each other.
Landmark knowledge
Geocoding
Quantile
Selection & Elimination
48. 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.
Measurement & Levels of Measurement
Toponymy
Structure
Primary key
49. 36 Spatial Res: 250m Temporal Res: 1 day Swath Width: 2 -330km
Landmark knowledge
MODIS Bands
Geoparsing
Dot Density Map
50. Understand spatial relations between landmarks>shortcuts.
Survey knowledge
DEM
Measurement & Levels of Measurement
Conformal Map Projections
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