A-LevelComputer ScienceAlgorithm Design and Problem SolvingMay/June 2025Paper 2 Q210 Marks
A program is being developed to calculate the pay of employees working for a company. A function CalculateBonus () calculates bonus pay based on the value of sales. Bonus pay is calculated as shown in the table. | Value of sales (in dollars) | Bonus pay (in dollars) | |:-----------------------------------|:-----------------------| | below 2000 | 0 | | between 2000 and 4000 inclusive | 10 | | above 4000 | 100 | A flowchart for the function CalculateBonus() has been designed. START Set BonusPay to 0 INPUT ValueOfSales Is ValueOfSales > 4000 ? YES Set BonusPay to 10 NO Is ValueOfSales >= 2000 ? YES Set BonusPay to 100 RETURN BonusPay END
📋 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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