A1 Computer fundamentals
A2 Networks
A3 Databases
A4 Machine learning
B1 Computational thinking
B2 Programming
B2.1 Programming fundamentals
B2.2 Data structures
B2.3 Programming constructs
B2.4 Programming algorithms
B2.5 File processing
B3 Object-oriented programming
B4 Abstract data types (HL only)
B2.1.1 Constructing and Tracing Programs Using Global and Local Variables of Various Data Types
B2.1.2 Constructing Programs That Extract and Manipulate Substrings
B2.1.3 How Programs Use Common Exception Handling Techniques
B2.1.4 Constructing and Using Common Debugging Techniques