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Edexcel IGCSE Computer Science Past Papers
Official question papers, mark schemes and examiner reports.
18 papers8 exam sessionsFree to download
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- 1.AttemptSit the paper under exam conditions, timed.
- 2.MarkCheck every answer against the mark scheme.
- 3.ImproveRead the examiner report and rework weak answers.
Practise with official Edexcel IGCSE Computer Science past papers, complete with mark schemes and examiner reports where available. Work through full papers by exam session — all free to download.
Navigator’s note
Incomplete File Handling
Practice the mandatory three-step process: Open -> Process (Iterate) -> Close.
All 4 examiner tipsOther destinations
Edexcel IGCSE Computer Science papers by session
June 2026
4 papersLatest seriesJune 2025
2 papersPaper 2
Application of Computational Thinking
4CP0/02
- June 2025
June 2024
2 papersPaper 2
Application of Computational Thinking
4CP0/02
- June 2024
ShowHide 5 earlier sessionsJune 2023 – November 2020 · 10 papers
June 2023
2 papersPaper 2
Application of Computational Thinking
4CP0/02
- June 2023
June 2022
2 papersPaper 2
Application of Computational Thinking
4CP0/02
- June 2022
November 2021
2 papersPaper 2
Application of Computational Thinking
4CP0/02
- November 2021
June 2021
2 papersPaper 1
Principles of Computer Science
4CP0/01
- June 2021
- Question paper
- Mark scheme
- Examiner report not available
Paper 2
Application of Computational Thinking
4CP0/02
- June 2021
- Question paper
- Mark scheme
- Examiner report not available
November 2020
2 papersPaper 2
Application of Computational Thinking
4CP0/02
- November 2020
Examiner InsightsEdexcel IGCSE Computer Science
Examiner tips.
Practical advice to help you avoid common mistakes and write stronger answers.
01Common mistake
Incomplete File Handling
Students frequently struggle with the full lifecycle of file operations, often opening a file to read or write but forgetting to close it. Others fail to correctly use delimiters (like commas) when processing CSV files.
How to improve
Practice the mandatory three-step process: Open -> Process (Iterate) -> Close.
When reading CSV files, always specify the correct delimiter character (e.g., split(",")) to ensure data is parsed correctly
Check the command word before you write.
1 / 4
02Common mistake
Errors in Relational and Logical Operators
Marks are often lost by missing "edge values" (e.g., using > instead of >=) or confusing logical operators like AND and OR.
“edge values”
How to improve
Pay close attention to wording such as "31 or more" (which requires >=).
Use truth tables to verify your logic, especially when using NOT or combining multiple conditions in one statement
Check the command word before you write.
2 / 4
03Common mistake
Improper Data Type Casting
A common error is attempting to perform calculations on string inputs or using string indexing on numbers without proper conversion.
How to improve
Explicitly cast your inputs to the required data type at the earliest possible stage using functions like int(), float(), or str().
For example, cast a user input string to an integer before using it in a mathematical formula.
Check the command word before you write.
3 / 4
04Common mistake
Failure to Contextualise Extended Writing
In levels-based essay questions, many students provide generic answers that could apply to any profession rather than focusing on the specific scenario given (e.g., a health centre or a library).
How to improve
Explicitly link your points to the scenario.
If discussing higher clock speeds for a gamer, explain that it reduces "lag" and makes gameplay more "responsive" rather than just saying "the computer is faster". For security questions, discuss the specific risks to the data mentioned in the prompt (e.g., "patient confidentiality")
Check the command word before you write.
4 / 4
Frequently asked questions
Are there any changes to Pearson Edexcel International GCSE Computer Science (4CP1) for 2027 compared to 2026?
No structural or syllabus changes.
When was Pearson Edexcel International GCSE Computer Science last overhauled?
The last major revision was for the 2023 exam series, updating from 4CP0 (first teaching 2017) to current 4CP1.
How do you verify you're studying Pearson Edexcel International GCSE Computer Science (4CP1)?
The current, active specification is 4CP1 — avoid 4CP0 (retired pre-2023 version) as exam structure, content, and weighting differ.
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