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Computer Science for IGCSE & O level - Boolean Logic (Section 1 - No. 42)

Which is the logical expression for a NOR gate?
A + B
¬ (A + B)
A * B
¬ (A * B)

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A NOR gate represents the negation of an OR gate. So, its logical expression is the NOT of (A OR B), written as ¬ (A + B)

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