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Section 1: Data representation and transmission
2 Lessons
Level 1
Number systems, text, sound, images and file sizes
Number systems, text, sound, images and file sizes
Core · Free
Level 2
Data transmission, error detection and encryption
Data transmission, error detection and encryption
Core
Number systems, text, sound, images and file sizes
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Independent preparation for Cambridge IGCSE Computer Science 0478. Not affiliated with or endorsed by Cambridge University Press & Assessment.