GATE ECE 2015 Set 1 | Logic Gates Question 9 | Digital Circuits

A 3-input majority gate is defined by the logic function M (a,b,c) = ab+bc+ca. Which one of the following gates is represented by the function M$$\left( {\overline {M\left( {a,b,c} \right),} M\left( {a,b,\overline c } \right),c} \right)?$$

3-Input NAND gate

3-Input XOR gate

3-Input NOR gate

3-Input XNOR gate

GATE ECE 2015 Set 3

MCQ (Single Correct Answer)

-0.6

A universal logic gate can implement any Boolean function by connecting sufficient number of them appropriately. Three gates are shown. GATE ECE 2015 Set 3 Digital Circuits - Logic Gates Question 9 English 1

GATE ECE 2015 Set 3 Digital Circuits - Logic Gates Question 9 English 1

GATE ECE 2015 Set 3 Digital Circuits - Logic Gates Question 9 English 2

Which one of the following statesments is TRUE?

Gate 1 is a universal gate.

Gate 2 is a universal gate.

Gate 3 is a universal gate.

None of the gates shown is a universal gate.

GATE ECE 2014 Set 1

MCQ (Single Correct Answer)

-0.6

The output F in the digital logic circuit shown in the figure is GATE ECE 2014 Set 1 Digital Circuits - Logic Gates Question 12 English

$$F\, = \overline X YZ + X\overline Y Z$$

$$F\, = \,\overline X \overline Y Z + XYZ$$

$$F\, = \,\overline X \overline Y \overline {Z + } XYZ$$

GATE ECE 2008

MCQ (Single Correct Answer)

-0.6

Which of the follwing Boolean expression correctly represents the relation between P, Q, R and M₁?

GATE ECE 2008 Digital Circuits - Logic Gates Question 13 English