Depth First Search - OCR A-Level Computer Science

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Sample Questions

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Preview OCR A-Level style questions on Depth-first search. Click "Show Solution" to see the step-by-step answer.

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EasyQuestion 1

[2 marks]

[Sample A-Level OCR question on Depth-first search - Easy difficulty] This question tests foundational understanding of Depth-first search. Real exam-style questions will appear here once content is generated.

MediumQuestion 2

[4 marks]

[Sample A-Level OCR question on Depth-first search - Medium difficulty] This question requires applying Depth-first search concepts to a problem. Multi-step working is expected.

HardQuestion 3

[6 marks]

[Sample A-Level OCR question on Depth-first search - Hard difficulty] This challenging question combines Depth-first search with other concepts. Extended working and clear reasoning required.

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About Depth-first search in OCR A-Level

Depth-first search is part of the Algorithms unit in the OCR A-Level Computer Science specification. This topic appears regularly in OCR exams and understanding it thoroughly is essential for achieving top grades.

Questions on Depth-first search can range from straightforward recall and application questions worth 1-2 marks, to more challenging extended response questions worth 6 or more marks. The OCR mark scheme rewards clear working, correct use of technical terminology, and well-structured answers.

To master this topic, practise a variety of question types and difficulty levels. Our AI-generated questions match the OCR A-Level exam style, helping you become familiar with how questions are phrased and what examiners expect. Each question includes a detailed solution showing the full working and mark allocation, so you can learn from your mistakes and improve your technique.