A-LevelComputer ScienceData Structures and ProgrammingMay/June 2025Paper 3 Q125 Marks
The pseudocode algorithm checks whether a location in a stock file StockList.dat is empty or not. The location is given by the user. If the location is empty, a suitable message is displayed, otherwise the item stored at that location is displayed. Complete this file-handling pseudocode algorithm. DECLARE Location : INTEGER DECLARE Item : STRING DECLARE Continue : BOOLEAN DECLARE Answer : CHAR Continue ← TRUE OPENFILE WHILE Continue OUTPUT "Enter a location between 1 and 500: " INPUT Location GETRECORD IF Item = "" THEN OUTPUT "This record is missing." ELSE OUTPUT "The item in stock is ", ENDIF OUTPUT "Another location (Y or N)?" INPUT Answer IF Answer <> 'Y' THEN Continue ← FALSE ENDIF ENDWHILE OUTPUT "End of program"
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