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Reviewed betaReviewed beta practice: most questions have passed SubjectScout's content review, but this is still unofficial and not rights-cleared exam-board material. 100% of 96 questions reviewed.

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0478 · Learning hub

Computer Science

Computer systems and algorithmic problem-solving for Papers 1 and 2.

Understand before you practise

Key concepts

Use this map to choose a concept, then move directly into the matching practice.

Paper 1

Computer systems

Data representation, networks and cybersecurity for Paper 1.

24 questionsReview and practise
Paper 1

Networks and the internet

Network topologies, protocols, cybersecurity and digital ethics for Paper 1.

24 questionsReview and practise
Paper 2

Algorithms, programming and logic

Pseudocode, validation and testing for Paper 2.

24 questionsReview and practise
Structured progression

Revision Ladder

Start with foundations, then move through application and challenge. Stages use activity marks and complexity.

Stage 1

Foundation

Recall core ideas and establish reliable methods.

85 questions available0/85 completed
Start stage
Stage 2

Apply

Connect concepts and apply them in exam-style contexts.

11 questions available0/11 completed
Start stage
Stage 3

Challenge

Tackle the highest-mark, multi-step questions available.

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Progress dashboard

Topic practice

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