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A-LevelComputer ScienceFile Handling and Data StructuresMay/June 2022Paper 4 Q129 Marks

The text file HighScore.txt stores the players who have scored the top ten scores in a game, in descending order of score. The file stores the 3-character name of the player, and their integer score, in the order: player, score. For example, the current top player in the text file: FYI is the player name 10000 is the score The program: • reads in the data from HighScore.txt • allows the user to enter a new player name and their score • if appropriate, inserts the new player (name and score) into the top ten • writes the top ten players (name and score) into a new text file NewHighScore.txt

📋 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 File Handling and Data Structures in A-Level Computer Science (syllabus code 9618). It is worth 29 marks.

Source

This question appeared in the Cambridge A-Level Computer Science May/June 2022 examination, Paper 4 Variant 1.

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