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1
GATE EE 2002
MCQ (Single Correct Answer)
+2
-0.6
For the circuit shown in Fig. the Boolean expression for the output $$Y$$ in terms of inputs $$P,$$ $$Q,$$ $$R$$ and $$S$$ is GATE EE 2002 Digital Electronics - Logic Gates Question 7 English
A
$$\overline P + \overline Q + \overline R + \overline S $$
B
$$P+Q+R+S$$
C
$$\left( {\overline P + \overline Q } \right)\left( {\overline R + \overline S } \right)$$
D
$$(P+Q) (R+S)$$
2
GATE EE 1999
MCQ (Single Correct Answer)
+2
-0.6
For a flip-flop formed from two $$NAND$$ gates as shown in figure. The unusable state corresponds to GATE EE 1999 Digital Electronics - Logic Gates Question 9 English
A
$$X = 0,\,\,Y = 0$$
B
$$X = 0,\,\,Y = 1$$
C
$$X = 1,\,\,Y = 0$$
D
$$X = 1,\,\,Y = 1$$
3
GATE EE 1999
MCQ (Single Correct Answer)
+2
-0.6
The logic function $$f = \overline {\left( {x.\overline y } \right) + \left( {\overline x .y} \right)} $$ is the same as
A
$$f = \left( {x + y} \right)\left( {\overline x + \overline y } \right)$$
B
$$f = \overline {\left( {\overline x + \overline y } \right) + \left( {x + y} \right)} $$
C
$$f = \left( {\overline x .\overline y } \right) + \left( {\overline x .\overline y } \right)$$
D
None of $$(A),(B),(C)$$
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Digital Electronics
Boolean Algebra Combinational Circuits Logic Gates Logic Families and Memories Minimization Sequential Circuits Analog to Digital and Digital to Analog Converter Microprocessor
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Time Response Analysis State Variable Analysis Basics of Control System Root Locus Techniques Block Diagram and Signal Flow Graph Controller and Compensator Polar Nyquist and Bode Plot Routh Hurwitz Stability
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Circuit Breaker Parameters and Performance of Transmission Lines Switch Gear and Protection High Voltage Dc Transmission Symmetrical Components and Symmetrical and Unsymmetrical Faults Load Flow Studies Per Unit System Power Generation Cost Power System Stability Generating Power Station
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Operational Amplifier 555 Timer Small Signal Modeling Bjt and Mosfet Biasing Diode Circuits and Applications Feedback Amplifiers and Oscillator Circuits Frequency Response
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Three Phase Circuits Two Port Networks Network Theorems Sinusoidal Steady State Analysis Graph Theory Transient Response Network Elements
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Continuous Time Signal Fourier Transform Miscellaneous Discrete Time Signal Z Transformation Continuous Time Periodic Signal Fourier Series Continuous and Discrete Time Signals Continuous Time Signal Laplace Transform Linear Time Invariant Systems Sampling Theorem
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