Watch and follow the YouTube video, the lesson contains three parts:
Key Information and content - all you need to do here is watch and listen
Self Marking Task - Complete the self marking task and check your answers.
Consolidation - these are past exam question and are for deliberate practice to check your understanding.
Task - Self-Marking Task
Task - Exam Questions - Deliberate Practice
1 mark for each example and one mark for an example of that method:
Any relevant example, e.g. Line 4 checks that the input is valid
Any relevant example, e.g. Indenting with an IF Statement
Any relevant example, e.g. pi