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1
GATE ECE 2013
MCQ (Single Correct Answer)
+2
-0.6
In the circuit shown below, Q1 has negligible collector-to-emitter saturation voltage and the diode drops negligible voltage across it under forward bias. If VCC is +5 V, X and Y are digital signals with 0 V as logic 0 and VCC as logic 1, then the Boolean expression for Z is GATE ECE 2013 Digital Circuits - Logic Families Question 11 English
A
XY
B
$$\overline XY$$
C
$$X\overline Y$$
D
$$\overline{XY}$$
2
GATE ECE 2008
MCQ (Single Correct Answer)
+2
-0.6
The logic function implemented by the following circuit at the terminal OUT is GATE ECE 2008 Digital Circuits - Logic Families Question 3 English
A
P NOR Q
B
P NAND Q
C
P OR Q
D
P AND Q
3
GATE ECE 2007
MCQ (Single Correct Answer)
+2
-0.6
The circuit diagram of a standard TTL NOT gate is shown in the figure. When $${V_i}$$= 2.5V, the modes of operation of the transistors will be: GATE ECE 2007 Digital Circuits - Logic Families Question 2 English
A

$${Q_1}$$ :reverse active

$${Q_2}$$; normal active

$${Q_3}$$; :saturation;

$${Q_4}$$ :cut-off

B

$${Q_1}$$ :reverse active

$${Q_2}$$: saturation

$${Q_3}$$: saturation

$${Q_4}$$ : cut-off

C

$${Q_1}$$ : normal active

$${Q_2}$$; cut-off

$${Q_3}$$; cut-off

$${Q_4}$$ : saturation

D

$${Q_1}$$ : :saturation

$${Q_2}$$: :saturation

$${Q_3}$$ :saturation

$${Q_4}$$ : normal active

4
GATE ECE 2003
MCQ (Single Correct Answer)
+2
-0.6
The DTL, TTL, ECL and CMOS families of digital ICs are compared in the following 4 columns GATE ECE 2003 Digital Circuits - Logic Families Question 4 English
A
P
B
Q
C
R
D
S
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GATE ECE Subjects
Network Theory
State Equations For Networks Network Elements Network Theorems Two Port Networks Transient Response Sinusoidal Steady State Response Network Graphs Miscellaneous
Control Systems
Basic of Control Systems Signal Flow Graph and Block Diagram Time Response Analysis Stability Root Locus Diagram Frequency Response Analysis Compensators State Space Analysis
Electronic Devices and VLSI
Semiconductor Physics PN Junction BJT and FET IC Basics and MOSFET
Analog Circuits
Bipolar Junction Transistor FET and MOSFET Oscillators Operational Amplifier 555 Timer Frequency Response Diodes Feedback Amplifier Power Amplifier
Digital Circuits
Logic Gates Boolean Algebra Analog to Digital and Digital to Analog Converters Sequential Circuits Combinational Circuits Logic Families Number System and Code Convertions Semiconductor Memories
Microprocessors
Instruction Set and Programming with 8085 Pin Details of 8085 and Interfacing with 8085
Signals and Systems
Representation of Continuous Time Signal Fourier Series Discrete Time Signal Fourier Series Fourier Transform Discrete Time Signal Z Transform Continuous Time Linear Invariant System Transmission of Signal Through Continuous Time LTI Systems Discrete Time Linear Time Invariant Systems Sampling Continuous Time Signal Laplace Transform Discrete Fourier Transform and Fast Fourier Transform Transmission of Signal Through Discrete Time Lti Systems Miscellaneous Fourier Transform
Communications
Analog Communication Systems Digital Communication Systems Random Signals and Noise Fundamentals of Information Theory Noise In Digital Communication
Electromagnetics
Waveguides Antennas Miscellaneous Transmission Lines Maxwell Equations Uniform Plane Waves
General Aptitude
Numerical Ability Logical Reasoning Verbal Ability
Engineering Mathematics
Linear Algebra Calculus Vector Calculus Complex Variable Probability and Statistics Differential Equations Numerical Methods Transform Theory
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