O-LevelComputer ScienceProgrammingOct/Nov 2024Paper 2 Q109 Marks
An algorithm has been written in pseudocode to check that a password meets a set of rules. 01 OUTPUT "Please enter password " 02 INPUT Password 03 Accept ← TRUE 04 IF LENGTH(Password) < 8 OR LENGTH(Password) > 20 05 THEN 06 Accept ← FALSE 07 ENDIF 08 IF LCASE(Password) = Password OR UCASE(Password) = Password 09 THEN 10 Accept ← FALSE 11 ENDIF 12 Index ← 1 13 Found ← FALSE 14 WHILE NOT Found AND Accept AND Index < LENGTH(Password) 15 IF SUBSTRING(Password, Index, 1) = '!' 16 THEN 17 Found ← TRUE 18 ENDIF 19 Index ← Index + 1 20 ENDWHILE 21 IF NOT Found 22 THEN 23 Accept ← FALSE 24 ENDIF 25 IF Accept 26 THEN 27 OUTPUT "Accepted" 28 ELSE 29 OUTPUT "Rejected" 30 ENDIF
📋 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.
🔒
Unlock the Examiner's Analysis
Sign up for free to reveal the full examiner report, trap analysis, and mark scheme breakdown for this question.
Sign Up Free to Unlock →Join thousands of Cambridge students already using Oracle Prep