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What does a Half Adder do when both inputs A = 1 and B = 1?
  1. Sum = 0, Carry = 0
  2. Sum = 1, Carry = 0
  3. Sum = 1, Carry = 1
  4. Sum = 0, Carry = 1
Explanation

A Half Adder adds two binary digits.


Sum = A ⊕ B → 1 ⊕ 1 = 0


Carry = A ∧ B → 1 ∧ 1 = 1

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