

Cambridge IGCSE Computer Science (0478) | Unit 1: Data Representation | Interactive Revision Booklet
Develop confidence in data representation with revision notes, worked examples and interactive past-paper practice.
Covers binary, denary and hexadecimal conversions, binary addition, overflow, logical shifts, two’s complement, text, sound, images, storage calculations and compression.
Students can complete answers digitally, reveal the marking points using Show / Hide Mark Scheme, then enter their scores to update the automatic progress trackers. Hints support students when they need help getting started.
Suitable for classroom revision, homework and independent Paper 1 preparation.
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