3. GCSE OCR 1.1 Von Neumann architecture

4. GCSE OCR 1.1 The common characteristics of CPUs

5. GCSE OCR 1.1 Embedded systems

6. GCSE OCR 1.2 The need for primary storage

7. GCSE OCR 1.2 RAM and ROM

8. GCSE OCR 1.2 Virtual memory

9. GCSE OCR 1.2 The need for secondary storage

10. GCSE OCR 1.2 Common types of storage

11. GCSE OCR 1.2 Suitable storage devices and storage media

1. GCSE OCR 1.1 The purpose of the CPU - The fetch-decode-execute cycle

12. GCSE OCR 1.2 The units of data storage

13. GCSE OCR 1.2 Converting data into binary to be processed by a computer

14. GCSE OCR 1.2 Data capacity and calculating data capacity requirements

15. GCSE OCR 1.2 Converting between denary and 8-bit binary

16. GCSE OCR 1.2 Adding two 8-bit binary integers

17. GCSE OCR 1.2 Converting between denary and 2-digit hexadecimal

18. GCSE OCR 1.2 Binary shifts

19. GCSE OCR 1.2 Representing characters and character sets

2. GCSE OCR 1.1 Common CPU components and their functions

20. GCSE OCR 1.2 Representing images

21. GCSE OCR 1.2 Representing sound

22. GCSE OCR 1.2 Compression

23. GCSE OCR 1.3 Types of networks

24. GCSE OCR 1.3 Factors that affect network performance

25. GCSE OCR 1.3 Client-server and peer-to-peer networks

26. GCSE OCR 1.3 Hardware used to connect a LAN

27. GCSE OCR 1.3 The internet

28. GCSE OCR 1.3 Star and mesh network topologies

29. GCSE OCR 1.3 Modes of connection - wired and wireless

30. GCSE OCR 1.3 Wireless encryption

31. GCSE OCR 1.3 The use of IP and MAC addressing

32. GCSE OCR 1.3 Standards

33. GCSE OCR 1.3 Common protocols

34. GCSE OCR 1.3 The concept of layers