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A-Level Revision Aid: This resource is designed to support your revision and may contain errors. If you find a discrepancy with your class teaching, your teacher is correct — please let us know at alevelrevise@scott.scottrix.co.uk.

📐 A-Level Computer Science

Year 1 / AS Year 2 / A-Level All Boards (AQA, Edexcel, OCR, WJEC, CCEA)

Free A-Level Computer Science revision notes. 7 topics across AQA, Edexcel, OCR, WJEC, and CCEA specifications.

🔀 Board Differences

Board specifications differ in assessment structure and emphasis. The core content is shared across boards; these are the genuine differences by board:

AQA: Two papers: one on computational thinking and programming, the other theoretical. Includes a non-exam programming project.
Edexcel: Three papers plus a non-exam project; strong emphasis on Python-style programming and mathematical reasoning.
OCR: Two papers plus a substantial programming project; conceptual and theory-heavy, considered demanding.
WJEC: Welsh board; unitised structure covering programming, systems and networks.
CCEA: Northern Ireland's board; unitised assessment with content broadly mirroring other boards.

📊 Course Overview

A-Level Computer Science covers 6 topic areas with 7 topics total across AQA, Edexcel, OCR, WJEC, and CCEA specifications.

Boolean (1 topic)

Computer (1 topic)

Data (2 topics)

Networks (1 topic)

Processor (1 topic)

Programming (1 topic)

⏱ Mock Exams (Timed Papers)