GCSE EDEXCEL Topic 3A – Hardware GCSE EDEXCEL Topic 3A Common CPU components and their function GCSE EDEXCEL Topic 3A Von Neumann architecture GCSE EDEXCEL Topic 3A The fetch-execute cycle GCSE EDEXCEL Topic 3A The need for secondary storage GCSE EDEXCEL Topic 3A Common types of storage GCSE EDEXCEL Topic 3A Suitable storage devices & storage media GCSE EDEXCEL Topic 3A Embedded systems GCSE EDEXCEL Topic 3A The Internet of Things Also in this topic... GCSE EDEXCEL Topic 1A – Computational thinking and algorithms GCSE EDEXCEL Topic 1B – Computational logic GCSE EDEXCEL Topic 3B – Software & programming languages GCSE EDEXCEL Topic 5 – Issues and impact GCSE EDEXCEL Topic 6A – Developing code