ISRO Electrical Engineering (EE) 2019 - Question 23

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What is simplified Boolean equation of a logic circuit. If the circuit output is 1 for following inputs? ABCD = 0010, ABCD = 0110, ABCD = 1000, ABCD = 1100. And output is zero for all other inputs

  • A. Ā·C·D̄ + A·C̄·D̄
  • B. Ā·C·D + A·C·D̄
  • C. A·C·D̄ + Ā·C·D̄
  • D. Ā·C·D̄ + A·C·D̄

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