SLR2.3 – Producing robust programs OCR GCSE (J277) SLR 2.3 Defensive design considerations part 1 OCR GCSE (J277) SLR 2.3 Defensive design considerations part 2 OCR GCSE (J277) SLR 2.3 Maintainability OCR GCSE (J277) SLR 2.3 The purpose and types of testing OCR GCSE (J277) SLR 2.3 How to identify syntax and logic errors OCR GCSE (J277) SLR 2.3 Suitable test data OCR GCSE (J277) SLR 2.3 Refining algorithms to make them more robust Also in this topic... SLR1.3 – Computer networks, connections and protocols SLR1.5 – Systems software SLR2.1 – Algorithms SLR2.2 – Programming fundamentals SLR2.4 – Boolean logic