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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 ______: 1. Unique ID. 2. Type Code. 3 Spatial Components PLP 1. Point. 2. Line/arc. 3. Polygon/area.
Join
Datum
Objects
Bands
2. The 5 components of a TIN: NETHT - 1. Nodes 2. Edges 3. Triangles 4. ___ 5. Topology.
Simplification
Hull
Continuous Variables
Spatial Resolution
3. The smallest pixel size visible in an image - the limit of magnification
Dot Density Map
Geotagging
Contour Lines
Spatial Resolution
4. The study of place names - origins - history & meanings.
Conformal Map Projections
Structure
Survey knowledge
Toponymy
5. When parallels & meridians intersect at right angles.
Discrete Variables
Conformal Map Projections
Measurement & Levels of Measurement
Unique identifier
6. LN 1. L - Level Surfaces. 2. N - NAVD88.
Toponymy
Vertical frame
MODIS Bands
Temporal Resolution
7. The range of wavelengths sampled by a remote sensor.
Spectral Resolution
Selection & Elimination
Authority
VRQ
8. Shift in delivery (eg - require user interaction).
Dynamic maps
Multi-scalar
Abstraction
Dot Density Map
9. Connect & travel between landmarks by moving thru space.
Route knowledge
Reference Maps
Global network of data
Conformal Map Projections
10. Assigning location information to text & discourse.
LandSAT TM Bands
Geoparsing
TIN Topology Tables
Subsystems
11. Lines that connect points of equal value.
Geotagging
Lattice Model
Different databases
Contour Lines
12. The 5 key concepts in Geography & GIS (LDDSN) 1. Location. 2. _________. 3. Distance. 4. Space. 5. Navigation.
Direction
Thematic maps
Land Ordinance
Legend
13. Essentials of DBMS: Each record has a ________
Quantile
Unique identifier
Data Modelling
Lattice Model
14. Sailors and pilots use these maps to navigate
Landmark knowledge
Geotagging
North Arrow
Navigational Maps
15. Title - legend or key - grid system - distance scale - direction and compass rose
Geoparsing
Parts of Map
Selection & Elimination
Geocoding
16. Description by name: ex London
GCS
Remote Sensing
Cartogram
Nominal Location
17. The acquisition of data about Earth's surface from a satellite orbiting the planet or other long-distance methods.
Topology
LandSAT TM Bands
Legend
Remote Sensing
18. Most popular form of USGS Map
19. Preserve Shape
GIS (Geographic Information Systems)
Conformal Maps
Vector data models
NODES
20. Are made with GIS
Primary key
Raw data
Maps
Toponymy
21. Explanatory list of symbols on a map
Primary key
Objects
Legend
LandSAT TM Bands
22. Real Things (trees - forests - cities etc).
Temporal Resolution
Raster Data Model
Entities
Contour Lines
23. A reference system (geographic coordinates)
Absolute Location
Mash up
Bands
Conformal Maps
24. 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
Unique identifier
Intersect
Topology
25. Provide information about a particular topic or theme.
Landmark knowledge
Join
Thematic maps
Land Ordinance
26. 7 Spatial Res: 30m Temporal Res: 16 day Swath Width: 183km
LandSAT TM Bands
Arcs
Toponymy
Temporal Resolution
27. Where 2 lines/arcs intersect - an endpoint - or a point along a line.
TIN Topology Tables
Dynamic maps
GCS
NODES
28. The 5 __________: TTCETH - 1. Triangle table 2. Triangle-Node table 3. Coordinate table 4. Triangle-Edge table 5. Hull-Edge table.
TIN Topology Tables
Neogeography
North Arrow
Discrete Variables
29. 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.
Different databases
Remote Sensing
Area definition
Grasslands
30. 3 levels of _______:1. Conceptual - definitions - attributes. 2. Logical Model - formalize definitions & measures. 3. Digital Model - define & describe features.
Abstraction CLD
Horizontal frame EDA
Geotagging
Compass & human analysis
31. 2 reasons why Topology matters: 1. Error detection. 2. ___________.
Data Modelling
Spatial analysis
Geoparsing
LandSAT TM Bands
32. Representative fraction
RF
MODIS Bands
Conformal Map Projections
Lattice Model
33. An assignment of geographic coordinates to locations.
Attribute Tabl
Thematic maps
Geocoding
Topology
34. Triangulated Irregular Network.
Discrete Variables
TIN
Spatial analysis
Data Classification
35. GIS is ________
Multi-scalar
Survey knowledge
Authority
LandSAT TM Bands
36. 2 ______: 1. Files/records. 2. Database/collection of files.
Different databases
Area definition
7.5' Map
Compass & human analysis
37. Can assume all values between any two specific values. They are obtained by measuring.
Raw data
Continuous Variables
Spectral Resolution
Conformal Map Projections
38. 1. An array of regulary spaced cells or pixels. 2. Each cell holds attributes (values).
Unique identifier
Structure
Raster
Dot Density Map
39. Global Positioning System.
Equidistant Map Projections
Direction
Arcs
GPS
40. Geographic Coordinate System.
GCS
Temporal Resolution
MODIS Bands
Primary Color
41. Understand spatial relations between landmarks>shortcuts.
Grasslands
Multi-scalar
Survey knowledge
Arc-node topology
42. The ability to link files together.
7.5' Map
Landmark knowledge
Relational DBMS
Reference Maps
43. Files in the DB can be linked or joined using the _______
Primary key
Area definition
Contour Lines
Hull
44. Assigning location information to various media (photos - video - music).
Objects
Geotagging
Continuous Variables
Multi-scalar
45. 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
Data Modelling
Thematic Maps
Conformal Map Projections
46. When areas on a map maintain the same proportional relationship to the areas on the earth that they represent.
Equal Area Projections
Equal Interval
World
WGS84
47. 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
Data Modelling
Hull
Land Ordinance
GPS
48. A process of mathematical conversion.
Geocoding
Map Projection
Primary key
Land Ordinance
49. Digital Elevation Model
Hull
DEM
MODIS Bands
NODES
50. 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.
Verify Query
Arc-node topology
Toponymy
LandSAT TM Bands