Introduction to Geographic Information Systems Chang 9e - Test Bank

Introduction to Geographic Information Systems Chang 9e – Test Bank

 

Instant Download – Complete Test Bank With Answers

 

 

Sample Questions Are Posted Below

 

Introduction to Geographic Information Systems, 9e (Chang)

Chapter 5   GIS Data Acquisition

 

1) What is a geoportal?

 

2) Name the two geoportals maintained by the USGS.

 

3) What are the spatial resolutions of DEMs available from the USGS?

 

4) What kinds of data can you find at the NASA Earth Observations geoportal?

 

5) List three different methods for creating new GIS data.

 

6) The U.S. Census Bureau offers KML files of nation-based and state-based boundaries for download. What is the main application of these files?

 

7) What is SSURGO?

 

8) Provide an example that illustrates the importance of metadata to GIS users.

 

9) What is “direct translation” in GIS data conversion?

 

10) Briefly explain differential correction of GPS data.

 

11) Suppose you are asked to convert a paper map to a digital data set. What methods can you use for the task? Briefly describe how each method works.

 

12) The scanning method for digitizing involves both rasterization and vectorization. Explain what each process accomplishes.

 

13) The source map can greatly influence the quality of a digitized map. Provide an example that supports the statement.

 

14) On-screen digitizing has gained its popularity among GIS users. Name two advantages of on-screen digitizing compared to tablet digitizing.

 

15) Which data formats are used by the USGS to deliver vector data?

1. A) Shapefile and geodatabase
2. B) Shapefile and coverage
3. C) Coverage and geodatabase
4. D) None of these is correct

 

Answer:  A

 

 

 

16) A clearinghouse is ________, and a geoportal is ________:

1. A) data-centric, service-centric
2. B) service-centric, data-centric

 

Answer:  A

 

17) Which agency is in charge of the National Map program in the United States?

1. A) U.S. Geological Survey
2. B) U.S. Census Bureau
3. C) Natural Resources Conservation Service
4. D) Bureau of Land Management

 

Answer:  A

 

18) The spatial resolutions of Global Multi-resolution Terrain Elevation Data 2010 (GMTED2010) are approximately:

1. A) 10, 5, and 1 kilometer
2. B) 3, 2, and 1 kilometer
3. C) 1000, 500, and 250 meters
4. D) 250, 100, and 10 meters

 

Answer:  C

 

19) Digital orthophotos do not contain image displacement or distortion.

 

Answer:  TRUE

 

20) A GPS receiver can collect the height in addition to the horizontal position of a point on the Earth’s surface.

 

Answer:  TRUE

 

21) GPS readings of longitude and latitude are based on:

1. A) NAD29
2. B) NAD83
3. C) WGS84
4. D) none of these is correct

 

Answer:  C

 

22) Which of the following is considered an automatic digitizing method?

1. A) digitizing using a scanner
2. B) digitizing using a table digitizer
3. C) on-screen digitizing

 

Answer:  A

23) Which of the following organizations has been coordinating the development of the National Spatial Data Infrastructure (NSDI) in the United States?

1. A) Environmental Protection Agency
2. B) Federal Geographic Data Committee
3. C) Natural Resources Conservation Service
4. D) US Forest Service

 

Answer:  B

 

24) Geotagged photos can be taken with a cell phone as long as the cell phone is GPS-integrated.

 

Answer:  TRUE

 

25) COGO (Coordinate geometry) can convert ________ into spatial features:

1. A) remotely sensed data
2. B) GPS data
3. C) street addresses
4. D) survey data

 

Answer:  D

 

26) A text file with the fields of x-, y-coordinates can be converted to a digital map.

 

Answer:  TRUE

 

27) National Land Cover Data from the USGS were compiled from:

1. A) field survey data
2. B) USGS quadrangle maps
3. C) air photos
4. D) satellite images

 

Answer:  D

 

28) Nowadays we can download free LiDAR data.

 

Answer:  TRUE