1) What is the main purpose of aerial photographs? a) To measure crop fields b) To detect illegal logging c) To create maps d) To analyze the effects of hurricanes 2) What is the main advantage of satellite images over aerial photographs? a) They provide a more detailed view b) They can be combined with other layers of information in a GIS c) They can be analyzed with geospatial techniques d) They show global changes in the geographic space 3) What can be determined from aerial photographs without special equipment? a) Distribution and characteristics of relief b) Activities and infrastructure c) Vegetation and bodies of water d) All of the above 4) What can be determined from color aerial photographs? a) Identification of vegetation and bodies of water b) All of the above c) Location of constructions and roads d) Distribution and characteristics of relief 5) What is the purpose of a stereoscope in photointerpretation? a) To analyze the distribution and characteristics of relief b) To obtain and interpret information from aerial photographs c) To see two flat images of an object in 3D d) To create a mosaic of a place 6) What is the main use of satellite images? a) All of the above b) Measuring deforestation c) Creating maps d) Analyzing the effects of earthquakes 7) What is the purpose of familiarizing with elements observed in satellite images? a) To interpret the information correctly b) To generate digital maps c) To evaluate and prospect the geographic space d) To analyze spatial data 8) Which of the following is NOT a component of a GIS? a) Users b) Hardware c) Software d) Data 9) The most common output of a GIS is a: a) Report b) Graph c) Map d) Table 10) The difference between a raster data model and a vector data model is that: a) Raster data is more accurate than vector data. b) Vector data is more scalable than raster data. c) Raster data is better for representing continuous data, while vector data is better for representing discrete data. d) Raster data is made up of cells, while vector data is made up of points, lines, and polygons. 11) The difference between a GIS and a GPS is that: a) A GIS is a software system, while a GPS is a hardware system. b) A GIS can be used to analyze spatial data, while a GPS can only be used to collect spatial data. c) All of the above. d) A GIS is more expensive than a GPS. 12) Which of the following is an example of a raster data set? a) A road network represented as a series of lines and points b) A satellite image of a city c) A database of census data d) A map of soil types

Geographic information systems

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