A-LevelComputer ScienceTranslatorsOct/Nov 2022Paper 3 Q44 Marks
Draw one line to connect each stage of compilation to its most appropriate description. Stage of compilation Description Lexical analysis minimising a program's execution time and memory requirement converting an intermediate representation of source code into an executable form Syntax analysis converting a sequence of characters into a sequence of tokens Code generation directly executing instructions written in a scripting language Optimisation using parsing algorithms to interpret the meaning of a sequence of tokens
📋 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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