Computer Science > EXAM > OCR A Level Chemistry A (H432) Chemistry B (H433) PAG 6: Synthesis of an organic solid Practice Exam (All)

OCR A Level Chemistry A (H432) Chemistry B (H433) PAG 6: Synthesis of an organic solid Practice Exam Questions and Mark Scheme

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Question Answer Mark Guidance 1 (a) 1 mark for each letter 4 AO1 1a(4) Accept answers that write the definition instead of the letter. 1 (b) (i) • timer = 7.3 1 AO3 2b(1) Ignore dim / defin... e / etc and data types Do not allow use of string delimiters or other unsuitable data types. Allow other suitable assignment symbols (e.g. := ) Do not allow == for assignment. Do not penalise case. Spelling must be accurate 1 (b) (ii) • Real // Float 1 AO2 1b(1) Allow decimal, single, double or equivalent 2 (a) 4 AO2 1b(4) Decomposition D Abstraction B Input Sanitisation A Casting F Line Program code Output 08 print score 18 09 print "name" name 10 print newscore(score,2) 37Question Answer Mark Guidance 1 (a) 1 mark for each letter 4 AO1 1a(4) Accept answers that write the definition instead of the letter. 1 (b) (i) • timer = 7.3 1 AO3 2b(1) Ignore dim / define / etc and data types Do not allow use of string delimiters or other unsuitable data types. Allow other suitable assignment symbols (e.g. := ) Do not allow == for assignment. Do not penalise case. Spelling must be accurate 1 (b) (ii) • Real // Float 1 AO2 1b(1) Allow decimal, single, double or equivalent 2 (a) 4 AO2 1b(4) Decomposition D Abstraction B Input Sanitisation A Casting F Line Program code Output 08 print score 18 09 print "name" name 10 print newscore(score,2) 37 [Show More]

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