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OCR GCSE Computer Science
Unit 1 - Systems Architecture
Topic 1
Architecture of the CPU
Topic 2
Processor performance
Topic 3
Memory
Topic 4
Secondary Storage
Unit 2 - Data Representation
Units and binary
Hexadecimal
Binary Addition and shift
Character
Images
Sound
Compression
Unit 3 - Networks
Networks
Client Servers and Network Hardware
More paper 1 lessons
Paper 2
Programming Lessons
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