In the following, digital circuit, what will be the output a ' Z ', when the input A , B are 1 , 0 ,…

In the following, digital circuit, what will be the output a 'Z', when the input A,B are  1,0, 0,0, 1,1, 0,1

  1. 0,0,1,0
  2. 1,0,1,1
  3. 1,1,0,1
  4. 0,1,0,0

Solution

A B AB A+B P=AB.A+B Q=P+AB Q=z
1 0 1 0 0 1 0
0 1 1 0 0 1 0
1 1 0 0 0 0 1
0 0 1 1 1 0 0

Asked in: JEE Main 2020 (02 Sep Shift 2)

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