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1
GATE ECE 1998
MCQ (Single Correct Answer)
+1
-0.3
For a given data rate, the bandwidth Bp of a BPSK signal and the band width B0 of the OOK signal are related as
A
Bp = B0/4
B
Bp = B0/2
C
Bp = B0
D
Bp = 2B0
2
GATE ECE 1997
MCQ (Single Correct Answer)
+1
-0.3
The line code that has zero dc component for pulse transmission of random binary data is
A
Non - return to zero (NRZ)
B
Return to zero(RZ)
C
Alternate Mark Inversion (AMI)
D
None of the above.
3
GATE ECE 1997
MCQ (Single Correct Answer)
+1
-0.3
A deterministic signal has the power spectrum given in figure. The minimum sampling rate needed to completely represent this signal is GATE ECE 1997 Communications - Digital Communication Systems Question 57 English
A
1 KHz
B
2 KHz
C
3 KHz
D
None of the above
4
GATE ECE 1995
MCQ (Single Correct Answer)
+1
-0.3
If the number of bits per sample in a PCM system is increased from n to n+1, the improvement in signal-to-quantization noise ratio will be
A
3 dB
B
6 dB
C
2n dB
D
n dB
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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
PN Junction Semiconductor Physics IC Basics and MOSFET BJT and FET
Analog Circuits
Diodes Bipolar Junction Transistor Frequency Response FET and MOSFET Oscillators Operational Amplifier Feedback Amplifier Power Amplifier 555 Timer
Digital Circuits
Number System and Code Convertions Boolean Algebra Logic Gates Combinational Circuits Sequential Circuits Semiconductor Memories Logic Families Analog to Digital and Digital to Analog Converters
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
Maxwell Equations Transmission Lines Uniform Plane Waves Waveguides Antennas Miscellaneous
General Aptitude
Numerical Ability Verbal Ability
Engineering Mathematics
Linear Algebra Calculus Vector Calculus Probability and Statistics Differential Equations Complex Variable Numerical Methods Transform Theory
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