Week 8: Spatial algorithms

Question 1

Two approaches to GIS

Answer 1

1. On the surface
2. Under the hood

Question 2

Characteristics of on the surface

Answer 2

1. Data sources (primary and secondary)
2. Spatial analysis (vector and raster)
3. Geographic visualisation

Question 3

Characteristics of under the hood

Answer 3

1. Programming and customisation
2. Spatial data structures and algorithms
3. Representing spatial data in GIS files and databases
4. Fosters deep knowledge

Question 4

You can programme and customize a GIS using

Answer 4

1. Open source world
2. Existing libraries
3. Python language

Question 5

Advantages of programming and customisation

Answer 5

1. Freedom in creating something new and automating large and repetitive tasks
2. Customisation integrates code into GIS software and makes it accessible