GATE CSE 1990 | Boolean Algebra Question 57 | Digital Logic

GATE CSE 1990

MCQ (Single Correct Answer)

-0.6

Two $$NAND$$ gates having open collector outputs are tied together as shown in fig. The logic function $$Y,$$ implemented by the circuit is. GATE CSE 1990 Digital Logic - Boolean Algebra Question 26 English

GATE CSE 1990 Digital Logic - Boolean Algebra Question 26 English

$$Y = A\overline {BC} + \overline {DE} $$

$$Y = ABC + DE$$

$$Y = \overline {ABC} .\overline {DE} $$

$$Y = ABC\,.\,DE$$

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