Question 100: Semiconductors and Logic Gates

Question

Four NOR gates are connected as shown in figure. The truth table for the given figure is :

Accepted Answer

$$y = \overline {(\overline {A + \overline {A + B} } ) + (\overline {B + \overline {A + B} } )} $$
$$y = (A + \overline {A + B} ).(B + \overline {A + B} )$$
A
B
y
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0
1
0
1
0
1
0
0
1
1
1

Answer

Answer

Answer

Answer

Semiconductors and Logic Gates

Four NOR gates are connected as shown in figure. The truth table for the given figure is :

Choose the correct answer: