AQA A-Level Computer Science common mistakes
Boolean algebra common mistakes
Study Boolean algebra with curriculum-aligned Common Mistakes resources, practice links, and exam-focused support.
At a glance
common mistakes
Resource type
Topic
Boolean algebra
AqaA LevelComputer ScienceFundamentals of computer systems
Common mistakes
Failing to change the operator in De Morgan’s law
Writing NOT(A AND B) as NOT A AND NOT B.
Fix itWhen applying De Morgan’s law, negate each operand and change AND to OR, or change OR to AND.
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