GATE EE 2014 Set 3 | Combinational Circuits Question 5 | Digital Electronics

GATE EE 2014 Set 3

MCQ (Single Correct Answer)

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A $$3$$-bit gray counter is used to control the output of the multiplexer as shown in the figure. The initial state of the counter is $${000_2}.$$ The output is pulled high. The output of the circuit follows the sequence GATE EE 2014 Set 3 Digital Electronics - Combinational Circuits Question 6 English

GATE EE 2014 Set 3 Digital Electronics - Combinational Circuits Question 6 English

$${{\rm I}_0},\,1,\,1,\,{{\rm I}_1},\,{{\rm I}_3},\,1,\,1,\,{{\rm I}_2}$$

$${{\rm I}_0},\,1,\,{{\rm I}_1},\,1,\,{{\rm I}_2},\,{{\rm I}_3},\,1$$

$$1,\,{{\rm I}_0},\,1,\,{{\rm I}_1},\,{{\rm I}_2},\,1,\,{{\rm I}_3},\,1$$

$${{\rm I}_0},\,{{\rm I}_1},\,{{\rm I}_2},\,{{\rm I}_3},\,{{\rm I}_0},\,{{\rm I}_1},\,{{\rm I}_2},\,{{\rm I}_3}$$

GATE EE 2008

MCQ (Single Correct Answer)

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A $$3$$ line to $$8$$ line decoder, with active low outputs, is used to implement a $$3$$- variable Boolean function as shown in the figure: The simplified form of Boolean function $$F(X,Y,Z)$$ implemented in 'Product of Sum' form will be GATE EE 2008 Digital Electronics - Combinational Circuits Question 1 English

GATE EE 2008 Digital Electronics - Combinational Circuits Question 1 English

$$\left( {x + z} \right).\left( {\overline x + \overline y + \overline z } \right).\left( {y + z} \right)$$

$$\left( {\overline x + \overline z } \right).\left( {x + y + z} \right).\left( {\overline y + \overline z } \right)$$

$$\left( {\overline x + \overline y + z} \right).\left( {\overline x + y + z} \right).\left( {x + \overline y + z} \right).\left( {x + y + \overline z } \right)$$

$$\left( {\overline x + \overline y + \overline z } \right).\left( {\overline x + y + \overline z } \right).\left( {x + y + z} \right).\left( {x + \overline y + \overline z } \right)$$

GATE EE 2006

MCQ (Single Correct Answer)

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A $$4 \times 1\,\,MUX$$ is used to implement a $$3$$- input Boolean function as shown in figure. The Boolean function $$F\left( {A,\,\,B,\,\,C} \right)$$ implemented is GATE EE 2006 Digital Electronics - Combinational Circuits Question 2 English

GATE EE 2006 Digital Electronics - Combinational Circuits Question 2 English

$$F\left( {A,\,\,B,\,\,C} \right) = \sum \left( {1,\,\,2,\,\,4,\,\,6} \right)$$

$$F\left( {A,\,\,B,\,\,C} \right) = \sum \left( {1,\,\,2,\,\,6} \right)$$

$$F\left( {A,\,\,B,\,\,C} \right) = \sum \left( {2,\,\,4,\,\,5,\,\,6} \right)$$

$$F\left( {A,\,\,B,\,\,C} \right) = \sum \left( {1,\,\,5,\,\,6} \right)$$

GATE EE 2000

MCQ (Single Correct Answer)

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The minimal product-of-sums function described by the $$K$$-map given in Fig. GATE EE 2000 Digital Electronics - Combinational Circuits Question 8 English