A1 Computer fundamentals
A2 Networks
A3 Databases
A4 Machine learning
B1 Computational thinking
B1.1 Approaches to computational thinking
B2 Programming
B3 Object-oriented programming
B4 Abstract data types (HL only)
B1.1.1 Constructing a Problem Specification
B1.1.2 Fundamental Concepts of Computational Thinking
B1.1.3 Applying Computational Thinking to Solve Problems in Computer Science
B1.1.4 Tracing Flowcharts for a Range of Programming Algorithms