GCSE Computer Science (Edexcel)

Topic Summaries

ALGORITHMS AND PROGRAMMING: Boolean logic

Combining operators

  • You may be asked to evaluate or draw logic diagrams with multiple gates, such as (A AND B) OR (NOT C).
  • For example:
A B C A ∧ B ¬ C Final output
0 0 0 0 1 1
0 0 1 0 0 0
0 1 0 0 1 1
0 1 1 0 0 0
1 0 0 0 1 1
1 0 1 0 0 0
1 1 0 1 1 1
1 1 1 1 0 1

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