Specification H046, H446
OCR A-Level Computer Science Past Papers
Question papers and mark schemes from 2021–2025, up to June 2025. Each button opens the official PDF straight from OCR.
About these OCR A-Level Computer Science papers
OCR A-Level Computer Science is specifications H046, H446. This page links 18 question papers (18 with mark schemes) across 5 exam series, from November 2021 to June 2025. In the June 2025 series, the 4 papers were:
- H446/01 Computer systems (A-level)
- H446/02 Algorithms and programming (A-level)
- H046/01 Computer principles (AS)
- H046/02 Algorithms and problem solving (AS)
Sit each paper under timed conditions, then mark it against the official mark scheme. To turn a raw mark into a grade, use OCR grade boundaries for the same series, because boundaries change every year. OCR's examiner reports for each series explain where candidates most often lost marks.
Want a tutor to mark it? Press Get it marked next to any paper, upload photos of your answers on Notenix, and one of our tutors marks it against the official mark scheme, with written feedback on what to work on next. Your first marked paper is free.
A-level papers
A-level · June 2025
- Computer systemsH446/01 Question paper Mark scheme Get it marked
- Algorithms and programmingH446/02 Question paper Mark scheme Get it marked
A-level · June 2024
- Computer systemsH446/01 Question paper Mark scheme Get it marked
- Algorithms and programmingH446/02 Question paper Mark scheme Get it marked
A-level · June 2023
- Computer systemsH446/01 Question paper Mark scheme Get it marked
- Algorithms and programmingH446/02 Question paper Mark scheme Get it marked
A-level · June 2022
- Computer systemsH446/01 Question paper Mark scheme Get it marked
- Algorithms and programmingH446/02 Question paper Mark scheme Get it marked
A-level · November 2021
- Computer systemsH446/01 Question paper Mark scheme Get it marked
- Algorithms and programmingH446/02 Question paper Mark scheme Get it marked
AS-level papers
AS · June 2025
- Computer principlesH046/01 Question paper Mark scheme Get it marked
- Algorithms and problem solvingH046/02 Question paper Mark scheme Get it marked
AS · June 2024
- Computer principlesH046/01 Question paper Mark scheme Get it marked
- Algorithms and problem solvingH046/02 Question paper Mark scheme Get it marked
AS · June 2023
- Computer principlesH046/01 Question paper Mark scheme Get it marked
- Algorithms and problem solvingH046/02 Question paper Mark scheme Get it marked
AS · June 2022
- Computer principlesH046/01 Question paper Mark scheme Get it marked
- Algorithms and problem solvingH046/02 Question paper Mark scheme Get it marked
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