Test your basic knowledge |

GIS: Geographic Information Systems

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. Assigning location information to various media (photos - video - music).






2. Precision of a measurement with respect to time






3. When distances from the center of the projection to any other place on the map are uniform in all directions.






4. Application Programming Interfaces (increases access like my maps on google).






5. 3 ______ attributes: 1. Values. 2. Relations. 3. Quality.






6. The smallest pixel size visible in an image - the limit of magnification






7. Relative to another known feature






8. The 3 _____: 1. True. 2. Magnetic. 3. Grid.






9. GIS is ________ - spatial analysis & dependent on the computer.






10. GIS is ________






11. HAL - H-Human nature. A-Arbitrary/socially constructed. L-Loss of info (hiding variance within a class or group).






12. Arcs only ___ at Nodes






13. Blue - Green - Red - NIR....






14. GIS is not a ______






15. 2 ______: 1. Files/records. 2. Database/collection of files.






16. Points - Polygons - Lines






17. The 5 key concepts in Geography & GIS (LDDSN) 1. Location. 2. _________. 3. Distance. 4. Space. 5. Navigation.






18. Data Modelling - Turning entities into complex objects (geometry - quality).






19. Representative fraction






20. Map in which some thematic mapping variable is substituted for area (like a graph in a map)






21. Most popular form of USGS Map

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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






23. Explanatory list of symbols on a map






24. Contour lines never _______






25. Global Positioning System.






26. Essentials of DBMS: Each record has a ________






27. Google Maps or Microsoft Bing.






28. LN 1. L - Level Surfaces. 2. N - NAVD88.






29. The range of wavelengths sampled by a remote sensor.






30. Connect & travel between landmarks by moving thru space.






31. Triangulated Irregular Network.






32. Thematic map that uses dots to represent the frequency of a variable in a given area.






33. A reference system (geographic coordinates)






34. The acquisition of data about Earth's surface from a satellite orbiting the planet or other long-distance methods.






35. 3 different types of ________ - content & services ICS I - Infrastructure (Hardware & Sensors). C - Content (sensors - APIs - UGC & VGI). S - Standards (or lack thereof): access - authority.






36. Identify unique points - patterns or features in space.






37. Provide information about a particular topic or theme.






38. Smoothing & Shape abstraction.






39. The reverse of each other.






40. Are made with GIS






41. To avoid corrupt data!






42. A process of mathematical conversion.






43. User generated content (UGC). Volunteered geog. info (VGI). Professional vs amateur. Neogeography vs GIS.






44. When parallels & meridians intersect at right angles.






45. Can not be made from other colors






46. A Complete frame






47. DBMS used for: _______ - access - organize & edit.






48. A tabular file containing rows and columns; descriptive attributes about some object such as a geographic feature are contained in each row






49. Points taken at regular intervals from the cumulative distribution function (CDF) of a random variable.






50. The 5 __________: TTCETH - 1. Triangle table 2. Triangle-Node table 3. Coordinate table 4. Triangle-Edge table 5. Hull-Edge table.