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According to boolean law: A + 1 = ?

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According to boolean law: A + 1 = ?

(a) 1

(b) A

(c) 0

(d) A’

The question was asked in an online interview.

This intriguing question comes from Boolean Logic Operations in chapter Boolean Algebra and Minimization Techniques and Logic Gates of Digital Circuits

1 Answer

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Best answer
Right answer is (a) 1

Best explanation: A + 1 = 1, as per 1’s Property.

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