Edexcel GCSE Computer Science topics
Edexcel GCSE Computer Science (1CP2) · 50 subtopics. Pick one to see sample questions, or build a paper on it.
651 exam-style questions plus unlimited generated ones, all with mark schemes.
Build a practice paper- 1Computational thinking Practise all
- 1.1Decomposition and abstraction
- 1.2Algorithms Practise all
- 1.2.1Flowcharts, pseudocode and program code
- 1.2.2Variables, constants and data structures (strings, arrays and records)
- 1.2.3Arithmetic, relational and logical operators
- 1.2.4Tracing algorithms and trace tables
- 1.2.5Syntax, logic and runtime errors
- 1.2.6aLinear and binary search
- 1.2.6bBubble sort and merge sort
- 1.2.7Efficiency of algorithms
- 1.3Truth tables and logic
- 2Data Practise all
- 2.1Binary Practise all
- 2.1.1, 2.1.2, 2.1.3Binary representation and unsigned binary–denary conversion
- 2.1.2, 2.1.3Two's complement
- 2.1.4, 2.1.5Binary addition and overflow
- 2.1.4Logical and arithmetic shifts
- 2.1.6Hexadecimal
- 2.2Data representation Practise all
- 2.2.1Characters and ASCII
- 2.2.2Bitmap images
- 2.2.3Sound
- 2.2.4Limitations of binary representation
- 2.3Data storage and compression Practise all
- 3Computers Practise all
- 3.1Hardware Practise all
- 3.2Software Practise all
- 3.3Programming languages and translators
- 4Networks Practise all
- 4.1Networks Practise all
- 4.2Network security Practise all
- 5Issues and impact Practise all
- 5.1Environmental issues
- 5.2Ethical and legal issues Practise all
- 5.3Cybersecurity Practise all
- 6Problem solving with programming Practise all
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