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O-LevelComputer ScienceBoolean logic2210/12 · Oct/Nov 2017 · Q77 Marks

Draw a logic circuit to represent the logic statement: X = 1 if (A is NOT 1 AND B is 1) AND (A is NOT 1 AND C is NOT 1) OR (B is 1 AND C is 1)

  1. Draw a logic circuit to represent the logic statement: X = 1 if (A is NOT 1 AND B is 1) AND (A is NOT 1 AND C is NOT 1) OR (B is 1 AND C is 1)[7]

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Mark scheme

Marking points from the official mark scheme (Oct/Nov 2017). The mark or mark type is shown in brackets.

  1. [7] 1 mark for each correct logic gate with the correct input(s)

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About this question

Topic
Boolean logic, O-Level Computer Science (syllabus 2210). Structured question, 7 marks.
Source
O-Level Computer Science, Oct/Nov 2017 Paper 1 Variant 2, question 7.

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