6.13.2. Data Collection and Preprocessing

Try these first

1. 1.

   What is digitization in GIS?

   Hint

   Think about converting maps from analog to digital.

2. 2.

   Name one source of data that can be used in GIS.

   Hint

   Consider aerial sources or ground-based techniques.

3. 3.

   What is the main purpose of preprocessing GIS data?

   • To analyze data
   • To enhance data quality
   • To visualize data

   Hint

   Consider the steps taken before analysis.

4. 4.

   True or False: Georeferencing ensures that data aligns with geographic coordinates.

   • True
   • False

   Hint

   Think about the importance of real-world locations.

5. 5.

   You have multiple data sources showing land cover for the same area. What steps would you take to ensure the data is ready for analysis?

   Hint

   Consider both the quality and alignment of the data.

6. 6.

   Discuss how the use of drones can change the efficiency of data collection compared to traditional methods.

   Hint

   Think of time, detail, and cost.