A-LevelComputer ScienceData Structures and AlgorithmsOct/Nov 2023Paper 3 Q1010 Marks
A stack is to be set up using the information in the table. [Table with 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.
📋 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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