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. Global Positioning System.






2. Consists of F & E: 1. Features. 2. Entities.






3. Description by name: ex London






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






5. 2 ______: 1. Unique ID. 2. Type Code. 3 Spatial Components PLP 1. Point. 2. Line/arc. 3. Polygon/area.






6. 2 reasons why Topology matters: 1. Error detection. 2. ___________.






7. A process of mathematical conversion.






8. Google Maps or Microsoft Bing.






9. Real Things (trees - forests - cities etc).






10. 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






11. Files in the DB can be linked or joined using the _______






12. Sailors and pilots use these maps to navigate






13. When parallels & meridians intersect at right angles.






14. A Complete frame






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






16. Area of the Earth that is displayed in each image






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






18. An assignment of geographic coordinates to locations.






19. 80 % of all information contain _________






20. A data classification method that divides a set of attribute values into groups that contain an equal range of values






21. GIS is ________






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






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






24. The 4 types of ___________:SADD. 1. S - Shape: Conformal. 2. A - Area: Variant. 3. D - Direction: Preserved. 4. D - Distance: Variant.






25. Regulary spaced sample of points representing a surface.






26. Can assume all values between any two specific values. They are obtained by measuring.






27. Deliver location / topographic information.






28. 7 Spatial Res: 30m Temporal Res: 16 day Swath Width: 183km






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






30. _________ of the Real World: (S&E - S&S - G&A) 1. Selection & Elimination. 2. Simplification & Smoothing. 3. Generalization & Aggregation.






31. A map containing information on only one topic or theme.






32. Title - legend or key - grid system - distance scale - direction and compass rose






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






34. When areas on a map maintain the same proportional relationship to the areas on the earth that they represent.






35. 2 ______: 1. Files/records. 2. Database/collection of files.






36. People creating their own maps - on their own terms by combining elements of an existing toolset.






37. A reference system (geographic coordinates)






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






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






40. Maps are restricted to a __________.






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






42. Understand spatial relations between landmarks>shortcuts.






43. Where 2 lines/arcs intersect - an endpoint - or a point along a line.






44. The 5 components of a TIN: NETHT - 1. Nodes 2. Edges 3. Triangles 4. ___ 5. Topology.






45. Symbol on a map used to show direction






46. The nature of relationships & connectivity between them.






47. Relative to another known feature






48. Contour lines never _______






49. 3 levels of _______:1. Conceptual - definitions - attributes. 2. Logical Model - formalize definitions & measures. 3. Digital Model - define & describe features.






50. To avoid corrupt data!







Sorry!:) No result found.

Can you answer 50 questions in 15 minutes?


Let me suggest you:

Browse all subjects

Browse all tests

Most popular tests



Major Subjects

Tests & Exams


AP
CLEP
DSST
GRE
SAT
GMAT

Browse all subjects

Browse all tests

Most popular tests