SLR1.7 – Systems software OCR GCSE SLR1.7 The purpose and functionality of systems software OCR GCSE SLR1.7 Operating system part 1 OCR GCSE SLR1.7 Operating system part 2 OCR GCSE SLR1.7 Utility system software Also in this topic... SLR1.5 – Network topologies – protocols and layers SLR1.8 – Ethical – Legal – Cultural and Environmental concerns SLR2.5 – Translators and facilities of languages SLR2.6 – Data representation
