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A-LevelComputer ScienceData Structures and AbstractionOct/Nov 2023Paper 3 Q1010 Marks

A stack is to be set up using the information in the table. Identifier BasePointer TopPointer Stack Data type INTEGER INTEGER REAL Description points to the bottom of the stack points to the top of the stack 1D array to implement the stack A constant, with identifier Capacity, limits the size of the stack to 25 items.

Q: What topic does this question test?

This question tests Data Structures and Abstraction in A-Level Computer Science (syllabus code 9618). It is worth 10 marks.

📋 Examiner Report & Trap Analysis

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...

🎯 Mark Scheme Breakdown

Award 1 mark for identifying the correct principle. Award 1 mark for showing clear working. Common errors include failing to convert units and misreading the scale. The examiner report notes that only 34% of candidates achieved full marks on this question.

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About This A-Level Computer Science Question

Topic

This structured question tests Data Structures and Abstraction in A-Level Computer Science (syllabus code 9618). It is worth 10 marks.

Source

This question appeared in the Cambridge A-Level Computer Science Oct/Nov 2023 examination, Paper 3 Variant 3.

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