1 A2/A-level ICT resources Search within results Go How ratings and recommendations work Apply Filter resourcesClear all filtersLevelClear filter A2/A-level SubjectClear filter ICT Exam board OCR TopicClear filter Implementing Computer-based Information Systems Resources Revision Notes OCR A2 ICT G063 - Chapter 5 A2/A-level, ICT Revision notes 5.0 / 5 Search again