

A complete Topic 1 Data Representation resource pack for Cambridge IGCSE Computer Science 0478. Covers every subtopic in Topic 1 with exam-focused language and practice questions throughout.
This pack covers every subtopic in Topic 1:
Binary and denary number systems
Hexadecimal and binary conversion
Binary addition and overflow errors
Two’s complement and negative numbers
ASCII and Unicode character encoding
Image representation, pixels, resolution and colour depth
Sound representation, sampling rate and sample size
Data compression, lossy and lossless
Storage units, bits, bytes, kilobytes, megabytes and gigabytes
What is included:
Complete Topic 1 revision guide covering every subtopic
Worked conversion examples with step by step methods
Exam-style practice questions
Cambridge mark scheme vocabulary throughout
Common mistakes and examiner tips for every subtopic
Quick reference revision sheet for last minute preparation
Why this pack works:
Every explanation uses the precise Cambridge mark scheme language that examiners want to see. Students do not just learn the content, they learn how to communicate it for maximum marks.
Suitable for:
Cambridge IGCSE Computer Science 0478
Teacher classroom resources and lesson support
Student independent revision
Homework and assessment preparation
Cover lessons and supply teacher resources
All resources are ready to use immediately with no preparation required.
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