OCR AS Level Computer Science past papers
8 OCR AS Level Computer Science papers from 2022 to 2025, 8 with a mark scheme and 8 with an examiners' report. Every link opens the document on OCR's own website; we list them in one place and show which topics each series tested.
Which topics come up most
The topics that have carried the most marks across the OCR AS Level Computer Science papers we have tagged question by question. Topics with a revision guide link to it.
| Topic | Questions | Marks | Papers |
|---|---|---|---|
| Problem Solving and Programming | 11 | 227 | 4 of 6 |
| Types of Software and Development Methodologies | 5 | 66 | 4 of 6 |
| Algorithms: Complexity, Searching and Sorting | 4 | 48 | 3 of 6 |
| Structure and Function of the Processor | 4 | 44 | 3 of 6 |
| Data Structures and Their Operations | 3 | 42 | 3 of 6 |
| Data Representation and Theory of Computation | 4 | 41 | 4 of 6 |
| Networking and the Internet | 3 | 41 | 2 of 6 |
| Boolean Algebra, Logic Gates and Karnaugh Maps | 2 | 13 | 2 of 6 |
| Computer Architecture, Assembly and the LMC | 1 | 9 | 1 of 6 |
| Databases, SQL and Normalisation | 1 | 8 | 1 of 6 |
| Exchanging Data: Databases, Networks and Web Technologies | 1 | 5 | 1 of 6 |
Counted from our own question-by-question tagging of 6 papers. A question that tests two topics counts towards both, so the marks column ranks topics rather than adding up to a paper total.
All OCR AS Level Computer Science papers by year
June 2025
| Paper | Official documents (OCR) |
|---|---|
| Paper 1: Computing principles | Question paperMark schemeExaminers' report |
| Paper 2: Algorithms and problem solving | Question paperMark schemeExaminers' report |
June 2024
| Paper | Official documents (OCR) |
|---|---|
| Paper 1: Computing principles | Question paperMark schemeExaminers' report |
| Paper 2: Algorithms and problem solving | Question paperMark schemeExaminers' report |
June 2023
| Paper | Official documents (OCR) |
|---|---|
| Paper 1: Computing principles | Question paperMark schemeExaminers' report |
| Paper 2: Algorithms and problem solving | Question paperMark schemeExaminers' report |
June 2022
| Paper | Official documents (OCR) |
|---|---|
| Paper 1: Computing principles | Question paperMark schemeExaminers' report |
| Paper 2: Algorithms and problem solving | Question paperMark schemeExaminers' report |
Revise before you sit one
AS Level Computer Science past papers from other boards
- AQA AS Level Computer Science10 papers
- CCEA AS Level Computer Science30 papers
- Eduqas AS Level Computer Science18 papers
Other OCR AS Level past papers
Practise the questions, not just the papers.
The past-paper tool lists every indexed Computer Science question by topic, with its paper, question number, marks and page, so you can sit only the ones you need.