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Computer Science
7 sections available · 24 chapters available
Free Computer Science study notes for Pearson Edexcel IGCSE students. Each chapter breaks down a key concept with examples and practice prompts you can turn into AI drills in the thinka app.
Problem solving
Algorithm design, interpretation & tracing
Standard algorithms: searching & sorting
Evaluating algorithm efficiency
Decomposition and abstraction
Programming
Develop code
Constructs
Data types and structures
Input/output
Operators
Subprograms
Data
Binary
Data representation
Data storage and compression
Encryption
Computers
Machines and computational modelling
Hardware
Logic
Software
Programming languages
Emerging trends, issues and impact
The bigger picture
Communication and the internet
Network types & topologies
Protocols & data transmission
Network security
The internet and the world wide web
Accounting
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