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Concepts Of Physics MCQ Edition [Volume 2]
Exam
Concepts Of Physics MCQ Edition [Volume 2]
Subject
Physics
Chapter
Semiconductors and Semiconductor Devices

Concepts Of Physics MCQ Edition [Volume 2] · Physics · Semiconductors and Semiconductor Devices

Consider the expression X = A BC + B CA + C AB . Find the value of...

Consider the expression X=A‾BC+B‾CA+C‾ABX = \overline{A}BC + \overline{B}CA + \overline{C}AB. Find the value of XX if A=B=C=1A = B = C = 1.

Options

  1. A00
  2. B11
  3. C−1-1
  4. D22

Correct answer

A. 00

Step-by-step solution

Given the Boolean expression X=A‾BC+AB‾C+ABC‾X = \overline{A}BC + A\overline{B}C + AB\overline{C}.

Substituting the values A=1A = 1, B=1B = 1, and C=1C = 1, we get the complements as A‾=0\overline{A} = 0, B‾=0\overline{B} = 0, and C‾=0\overline{C} = 0.

Substituting these into the expression:

X=(0)(1)(1)+(1)(0)(1)+(1)(1)(0)X = (0)(1)(1) + (1)(0)(1) + (1)(1)(0)

X=0+0+0=0X = 0 + 0 + 0 = 0

Thus, the value of XX is 00.
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