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  1. GCSE
  3. Computer Science Edexcel

Computer Science

Spec 1CP2

Free Edexcel GCSE Computer Science revision: 1,011 exam-style questions and past papers from 2018–2025 with mark schemes.

Computational thinking

Decomposition and abstraction

Algorithms

Truth tables

Data

Binary

Data representation

Data storage and compression

Computers

Hardware

Software

Programming languages

Networks

Networks

Network security

Issues and impact

Environmental

Ethical and legal

Cybersecurity

Problem solving with programming

Develop code

Constructs

Data types and structures

Input/output

Operators

Subprograms

Assessment at a glance

AssessmentFormatDurationMarksWeighting
Paper 1: Principles of Computer ScienceWritten exam1h 30m75 marks50%
Paper 2: Application of Computational ThinkingOnscreen exam2h75 marks50%

Course aims & skills

Edexcel GCSE Computer Science builds the skills examiners reward. By the end of the course you should be able to:

  • design, write and debug working programs
  • trace algorithms and predict program output
  • represent data in binary, hexadecimal and other formats
  • explain how computer hardware and networks operate
  • apply Boolean logic and logical operators
  • identify and evaluate cyber security threats and defences
  • decompose problems into algorithms using pseudocode and flowcharts
  • evaluate the efficiency of algorithms and solutions
  • discuss the legal, ethical and environmental impacts of computing

Frequently Asked Questions