Revise computer science with BBC Bitesize!

Get the support you need for your computer science exam revision in 2026, whether you’re studying GCSE computer science, Scottish National 5 computing science or Higher computing science.

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How can I practise for my computer science tests?

Test your skills with these exam-style computer science questions based on GCSE past papers. Or take our computer science topics exam practice quiz which lets you opt for the topic you want to revise.

Then try our quick-fire computer science quizzes with over a thousand free exam questions.

Sample exam questions

Prepare for your computing science tests by working through these sample exam questions with guidance on how to answer them. Choose the topic you want to revise and your exam board.

TopicExam board
Decomposition and algorithm practice questionsAQA; Edexcel; Eduqas; OCR
How to tackle essay-style questionsAQA; Edexcel; Eduqas; OCR
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Which GCSE computer science topics are covered by BBC Bitesize?

Our study guides cover a range of computer science topics.

Students in England, Northern Ireland, Scotland and Wales can use the study guides to revise for their computer science GCSEs, computing science Higher and National 5 exams.

Bitesize learning resources are written by subject-area experts with close reference to the national curriculum and examining body specifications.

Pick your exam board and start revising.

School students working in computer lab with pink background wallpaper
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Which other subjects can I revise with BBC Bitesize?

BBC Bitesize study guides cover a wide variety of subjects with explainer texts, diagrams, videos and quizzes.

We have hand-picked revision resources for core subjects like maths, biology, chemistry, physics, combined science, English literature, English language, history and geography.

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Where can I get more support with my exam revision?

The ultimate BBC Bitesize revision collection

Revise with flashcards in the BBC Bitesize app

GCSE exam dates 2026

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Revision practice quizzes for science, maths, geography, computer science and more subjects

Revision podcasts for GCSE Biology, GSCE Chemistry, GCSE Physics, GCSE English Literature and GCSE History

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