A-LevelComputer ScienceObject-Oriented ProgrammingOct/Nov 2023Paper 4 Q331 Marks
A computer game is written using object-oriented programming. The game has multiple characters. The class Character stores data about the game characters. Each character has a name, date of birth, intelligence value and speed value. Character CharacterName : STRING stores the name of the character DateOfBirth : DATE stores the date of birth of the character Intelligence : REAL stores the intelligence value of the character Speed : INTEGER stores the speed value of the character Constructor() initialises CharacterName, DateOfBirth, Intelligence and Speed to the parameter values SetIntelligence() assigns the value of the parameter to Intelligence GetIntelligence() returns the value of Intelligence GetName() returns the name of the character ReturnAge () calculates and returns the age of the character as an integer Learn() increases the value of Intelligence by 10%
📋 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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