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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. Provide information about a particular topic or theme.
Thematic maps
Natural Breaks
API
Topology
2. Identify unique points - patterns or features in space.
Relational DBMS
Horizontal frame EDA
Landmark knowledge
Global network of data
3. DBMS used for: _______ - access - organize & edit.
Abstraction
Structure
World
Map
4. Can assume all values between any two specific values. They are obtained by measuring.
Unique identifier
Relational DBMS
Arcs
Continuous Variables
5. When areas on a map maintain the same proportional relationship to the areas on the earth that they represent.
Equal Area Projections
Equidistant Map Projections
Dot Density Map
GCS
6. Points taken at regular intervals from the cumulative distribution function (CDF) of a random variable.
Selection & Elimination
Arc-node topology
Quantile
Raster Data Model
7. The smallest pixel size visible in an image - the limit of magnification
Spatial Resolution
Data Classification
RF
TIN
8. A reference system (geographic coordinates)
Polar Stereographic Projections
Cartogram
Entities
Absolute Location
9. 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.
Temporal Resolution
API
Area definition
Arc-node topology
10. Application Programming Interfaces (increases access like my maps on google).
NODES
DEM
Reference maps
API
11. The 5 components of a TIN: NETHT - 1. Nodes 2. Edges 3. Triangles 4. ___ 5. Topology.
Hull
Bands
Objects
NODES
12. The 5 key concepts in Geography & GIS (LDDSN) 1. Location. 2. _________. 3. Distance. 4. Space. 5. Navigation.
Authority
Direction
Norths
Abstraction
13. Precision of a measurement with respect to time
Azimuthal Maps
Temporal Resolution
Simplification
Raw data
14. Lines that connect points of equal value.
7.5' Map
Contour Lines
Remote Sensing
Vector Data Forms
15. Contour lines never _______
Intersect
Raster
Legend
Multi-scalar
16. 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
Spectral Resolution
Conformal Maps
Unique identifier
17. A map containing information on only one topic or theme.
Grasslands
Arcs
Thematic Maps
Objects
18. Where 2 lines/arcs intersect - an endpoint - or a point along a line.
NODES
Raw data
GCS
Remote Sensing
19. A 3-D frame of reference (model of the earth) used to determine surface locations.
Reference Maps
Datum
Relative Location
Simplification
20. The study of place names - origins - history & meanings.
Toponymy
Area definition
Grasslands
Azimuthal Maps
21. Files in the DB can be linked or joined using the _______
TIN Topology Tables
Bands
API
Primary key
22. Real Things (trees - forests - cities etc).
Absolute Location
Entities
Continuous Variables
Simplification
23. An assignment of geographic coordinates to locations.
Geocoding
Vector Data Forms
TIN Topology Tables
Nominal Location
24. Assigning location information to various media (photos - video - music).
Geotagging
Join
Norths
Objects
25. 2 common _______: 1. Vector. 2. Raster.
Data models
North Arrow
Join
Direction
26. The nature of relationships & connectivity between them.
Topology
Map
Dot Density Map
Bands
27. Global Positioning System.
Data Modelling
GPS
Map
Mash up
28. Description by name: ex London
Verify Query
Nominal Location
Multi-scalar
RF
29. Fixed entitites - Can only take a specific value (Ex. number of students in a class - anything that is counted and not measured)
TIN
Cartogram
LandSAT TM Bands
Discrete Variables
30. Representative fraction
Direction
Vector data models
Equal Area Projections
RF
31. Regulary spaced sample of points representing a surface.
Lattice Model
Structure
Vector data models
Parts of Map
32. Classes based on natural groupings through examination of histogram (good: minimizes differences bad: data range uneven)
Natural Breaks
GPS
Data models
Equidistant Map Projections
33. The 5 __________: TTCETH - 1. Triangle table 2. Triangle-Node table 3. Coordinate table 4. Triangle-Edge table 5. Hull-Edge table.
Map
TIN Topology Tables
Subsystems
Navigational Maps
34. 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
RF
Parts of Map
Abstraction
35. Explanatory list of symbols on a map
Relational DBMS
Legend
Lattice Model
WGS84
36. Sailors and pilots use these maps to navigate
Navigational Maps
Swath Width
Compass & human analysis
Spatial Resolution
37. People creating their own maps - on their own terms by combining elements of an existing toolset.
Neogeography
Compass & human analysis
Map
Data models
38. A line segment between 2 nodes -1 of which is a start node & the other an end node.
Arcs
Thematic maps
Data Classification
GPS
39. The acquisition of data about Earth's surface from a satellite orbiting the planet or other long-distance methods.
Remote Sensing
Hull
Nominal Location
Data models
40. Smoothing & Shape abstraction.
Simplification
Spectral Resolution
Reference Maps
Dot Density Map
41. The 3 _____: 1. True. 2. Magnetic. 3. Grid.
Dot Density Map
Norths
Topology
MODIS Bands
42. Symbol on a map used to show direction
Dot Density Map
Neogeography
North Arrow
Attribute Tabl
43. Are made with GIS
Reference maps
GPS
Vector data models
Maps
44. Maps that show the absolute location of places and geographic features determined by a frame of reference - typically latitude and longitude
LandSAT TM Bands
Geotagging
Grasslands
Reference Maps
45. 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.
Temporal Resolution
Geocoding
GPS
Raster Data Model
46. Map in which some thematic mapping variable is substituted for area (like a graph in a map)
Cartogram
WGS84
Objects
GCS
47. Triangulated Irregular Network.
Direction
TIN
Vertical frame
Temporal Resolution
48. The 2 _____ in data modelling: 1. Database. 2. Data Storage.
Equal Area Projections
Horizontal frame EDA
Subsystems
Raster
49. Thematic map that uses dots to represent the frequency of a variable in a given area.
Objects
Measurement & Levels of Measurement
Continuous Variables
Dot Density Map
50. 9 Features & Entities: 1. Mountains. 2. Rivers. 3. Forests. 4. Clouds. 5. ________. 6. Cities. 7. Populations. 8. Streets. 9. Fire Hydrants.
Grasslands
Discrete Variables
Measurement & Levels of Measurement
Thematic Maps