14. OCR A Level (H046-H446) SLR4 - 1.2 Paging, segmentation and virtual memory
15. OCR A Level (H046-H446) SLR4 - 1.2 Interrupts
20. OCR A Level (H046-H446) SLR4 - 1.2 Virtual machines
88. OCR A Level (H446) SLR14 - 1.4 Data structures part 2 - Graphs
17. OCR A Level (H046-H446) SLR4 - 1.2 Types of operating system
13. OCR A Level (H046-H446) SLR4 - 1.2 Need for operating systems
145. OCR A Level (H446) SLR24 - 2.2 Performance modelling, pipelining & visualisation
4. OCR A Level (H466) SLR1 - 1.1 Pipelining
18. OCR A Level (H046-H446) SLR4 - 1.2 BIOS
19. OCR A Level (H046-H446) SLR4 - 1.2 Device drivers
122. OCR A Level (H446) SLR19 - 2.1 Caching
85. OCR A Level (H046-H446) SLR14 - 1.4 Arrays, records, lists & tuples
89. OCR A Level (H046-H446) SLR14 - 1.4 Data structures part 3 - Stacks & queues
36. OCR A Level (H446) SLR7 - 1.2 Object-oriented languages part 1
37. OCR A Level (H446) SLR7 - 1.2 Object-oriented languages part 2
70. OCR A Level (H446) SLR12 - 1.3 Server and client side processing
21. OCR A Level (H046-H446) SLR5 - 1.2 The nature of applications
56. OCR A Level (H446) SLR10 - 1.3 Transaction processing
26. OCR A Level (H446) SLR5 - 1.2 Linkers, loaders and libraries
59. OCR A Level (H046-H446) SLR11 - 1.3 LANs & WANs