1
GATE EE 2005
MCQ (Single Correct Answer)
+1
-0.3
If $${X_1}$$ and $${X_2}$$ are the inputs to the circuit shown in the figure, the output $$Q$$ is GATE EE 2005 Digital Electronics - Logic Families and Memories Question 4 English
A
$$\overline {{X_1} + {X_2}} $$
B
$$\overline {{X_1} \bullet {X_2}} $$
C
$$\overline {{X_1}} \bullet {X_2}$$
D
$${X_1} \bullet \overline {{X_2}} $$
2
GATE EE 1998
MCQ (Single Correct Answer)
+1
-0.3
The open collector outputs of two$$2$$-inputs $$NAND$$ gates are connected to a common pull up resistor. If the input to the gates are $$P,Q$$ and $$R,S$$ respectively, the output is equal to
A
$$\overline {PQ} \,.\,\overline {RS} $$
B
$$\overline {PQ} \,+\,\overline {RS} $$
C
$$PQ+RS$$
D
$$PQRS$$
3
GATE EE 1998
MCQ (Single Correct Answer)
+1
-0.3
In standard $$TTL$$ gates, the totem pole output stage is primarily used to
A
Increase the noise margin of the gate
B
Decrease the output switching delay
C
Facilitate a wired OR logic connection
D
Increase the output impedance of the circuit

GATE EE Subjects

Browse all chapters by subject

Digital Electronics
Boolean Algebra Combinational Circuits Logic Gates Logic Families and Memories Minimization Sequential Circuits Analog to Digital and Digital to Analog Converter Microprocessor
Control Systems
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
Power System Analysis
Power System Stability Load Flow Studies Parameters and Performance of Transmission Lines High Voltage Dc Transmission Circuit Breaker Symmetrical Components and Symmetrical and Unsymmetrical Faults Per Unit System Power Generation Cost Switch Gear and Protection Generating Power Station
Analog Electronics
Operational Amplifier 555 Timer Small Signal Modeling Bjt and Mosfet Biasing Diode Circuits and Applications Feedback Amplifiers and Oscillator Circuits Frequency Response
Electric Circuits
Three Phase Circuits Two Port Networks Network Theorems Sinusoidal Steady State Analysis Graph Theory Transient Response Network Elements
Electrical and Electronics Measurement
Potentiometer and Instrument Transformers Measurement of Resistance and A.C Bridges Measurement of Energy and Power Cathode Ray Oscilloscope Digital Voltmeters Questions Basic of Indicating Instruments Error Analysis and Measurement
Power Electronics
Power Semiconductor Devices Ac Voltage Controllers Single and Three Phase Rectifier Choppers and Commutation Techniques Inverters
Electromagnetic Fields
Time Varying Fields Electrostatics Magnetostatics
Signals and Systems
Continuous Time Periodic Signal Fourier Series Sampling Theorem Miscellaneous Continuous Time Signal Fourier Transform Linear Time Invariant Systems Continuous and Discrete Time Signals Discrete Time Signal Z Transformation Continuous Time Signal Laplace Transform
Electrical Machines
Synchronous Machines Transformers D.C Machines Induction Machines
Engineering Mathematics
Linear Algebra Differential Equations Probability and Statistics Complex Variable Transform Theory Numerical Methods Calculus Vector Calculus
General Aptitude
Verbal Ability Logical Reasoning Numerical Ability
EXAM MAP

Browse past year questions by exam & subject

Joint Entrance Examination
JEE Main JEE Advanced MHT CET BITSAT COMEDK WB JEE KCET VITEEE AP EAPCET TS EAMCET IAT (IISER)
Medical
NEET AIIMS MHT CET (Biology)
Graduate Aptitude Test in Engineering
GATE CSE GATE ECE GATE EE GATE ME GATE CE GATE PI GATE IN GATE Data Science and Artificial Intelligence
Civil Services
UPSC Civil Service
Defence
NDA
Staff Selection Commission
SSC CGL Tier I
CBSE
Class 12