Multiple choice

For a 3-input AND gate, write the Boolean expression.

  1. X = AB

  2. X = ABC

  3. X = A + B + C

  4. X = A + B

  5. X = A + B + C + D

Reveal answer Fill a bubble to check yourself
B Correct answer
Explanation

As per the question 3 inputs so the inputs be A, B and C then according to AND gate, it is defines the product.  So, for this three inputs it is X = ABC.