A-LevelComputer ScienceFile HandlingMay/June 2025Paper 3 Q115 Marks
The pseudocode algorithm below allows a user to input a new stock item. The random file is searched for the next empty location in the file and the new item is inserted there. A suitable message is displayed if the file is full. Complete this pseudocode. DECLARE Location : INTEGER DECLARE NewStock : STRING DECLARE CurrentStock : STRING DECLARE Stored : BOOLEAN DECLARE Max : INTEGER Max ← 100000 Stored ← FALSE Location ← 1 OUTPUT "Enter the new item you wish to store: " INPUT NewStock WHILE NOT Stored AND Location <= Max GETRECORD "StockList.dat", IF CurrentStock = "" THEN ENDIF ENDWHILE THEN OUTPUT "The new item has not been stored as the file was full." ENDIF CLOSEFILE "StockList.dat"
📋 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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