GATE ECE 2014 Set 1 | GATE ECE Year Wise Previous Years Questions

GATE ECE 2014 Set 1

MCQ (Single Correct Answer)

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Consider the Boolean function, F(w,z,y,z)=wy+ xy +$$\overline w \,xyz + \overline w \,\overline x y\, + xz + \,\overline {x\,} \,\overline y \,$$ $$\overline z $$ Which one of the following is the complete set of essential prime implicants?

$$w,y,xz,\overline x \,\overline z $$

w, y, xz

$$y,\overline x \,\overline {y\,} \overline {\,z} $$

y, xz, $$\overline x \,\,\overline {\,z} $$

GATE ECE 2014 Set 1

MCQ (Single Correct Answer)

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The output F in the digital logic circuit shown in the figure is GATE ECE 2014 Set 1 Digital Circuits - Logic Gates Question 11 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 2014 Set 1

Numerical

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Five JK flip - flops are cascaded to form circuit shown in figure. Clock pulses at a frequency of 1 MHz are applied as shown. The frequency (in kHz) of the waveform at Q₃ is ______. GATE ECE 2014 Set 1 Digital Circuits - Sequential Circuits Question 56 English

Your input ____

GATE ECE 2014 Set 1

MCQ (Single Correct Answer)

-0.6

The digital logic shown in the figure satisfies the given state diagram when Q₁ is connected to input A of the XOR gate. GATE ECE 2014 Set 1 Digital Circuits - Sequential Circuits Question 33 English

GATE ECE 2014 Set 1 Digital Circuits - Sequential Circuits Question 33 English

Suppose the XOR gate is replaced by an XNOR gate. Which one of the following options preserves the state diagram?

Input A is connected to $${\overline Q _2}$$

Input A is connected to $${Q_2}$$

Input A is connected to $${\overline Q _1}$$ and S is complemented

Input A is connected to $${\overline Q _1}$$

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