Exercises Module 3 - Basic GIS Operations#
These exercises touch on all the content of module 3
Geodata digitisation#
Digitisation Exercise 1: Access to financial institutions : In this exercise, you will learn how to digitise points, lines, and polygons of features in settlements by creating new datasets.
Digitisation of points
Digitisation of lines
Digitisation of polygons
Geodata Classification#
Overview map of the prevalence of stunting in Sierra Leone: This exercise aims to create an overview map of the prevalence of stunting in Sierra Leone at district level. To do this, we will visualise both the prevalence of stunting and key infrastructure such as hospitals, airports and roads. The decision on which data to visualise and how to present it is up to you, the cartographer.
Geodata Classification- Categorized
Geodata Classification- Graduated
Big exercise for module 3#
These exercises touch on all the content of module 3.
Exercise: Flood Nigeria: The exercise evolves around the scenario visualizing the situation during the flood in 2022 in one state of Nigeria. You will work with administrative borders and population data from HDX. Furthermore, you will create your own geodata based on information from the field. In the end, you need to use categorised classification to visualize different datasets.
Import vector data into QGIS
Select features by hand
Export selected features as a new geodata set
Select/ extract features by attribute
Select/extract features by location
Manipulate attribute tables
Use categorized classification
Create a new point layer