Geographical Information System Model Questions

BCA Nepal

Group A: Short Questions

  1. What is the acronym for Global Positioning System?
  2. What are the two main types of data structures used in GIS?
  3. What is the name of the process of assigning geographic coordinates to a map or image?
  4. What is the difference between a descriptive model and a perspective model in GIS?
  5. What is the name of the geostatistical interpolation method that considers both distance and spatial correlation between data points?
  6. What are the three components of a geographic coordinate system?

Group B: Long Questions

  1. Explain the concept and steps of geoprocessing in GIS. Give some examples of geoprocessing tools.
  2. Compare and contrast the advantages and disadvantages of raster and vector data models in GIS.
  3. Describe how remote sensing works and what are its applications in GIS.