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A-LevelComputer ScienceProgram Testing and MaintenanceMay/June 2025Paper 2 Q612 Marks

A program monitors the speed of vehicles as they move around a large building site. Each vehicle contains a sensor which reads an integer value that represents the speed of the vehicle. The value is expected to be in the range 0 to 60 inclusive. The sensors cannot read values less than 0. A program module has been written to validate the values read by the sensors.

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The correct answer is . This question tests the candidate's understanding of program testing and maintenance within the Computer Sciencesyllabus. The examiner's mark scheme requires...

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Common mistake: 62% of candidates selected the distractor because they confused... The examiner specifically designed this question to test whether students can differentiate between... To secure full marks, candidates must demonstrate...

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About This A-Level Computer Science Question

This structured question appeared in the Cambridge A-Level Computer Science (9618) May/June 2025 examination, Paper 2 Variant 1. It tests the topic of Program Testing and Maintenance and is worth 12 marks.

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