ExamSIDE
Questions
ExamSIDE.Com
Communications
Analog Communication Systems
Digital Communication Systems
Random Signals and Noise
Fundamentals of Information Theory
Noise In Digital Communication
Joint Entrance Examination
JEE Main
Chemistry
Physics
Mathematics
JEE Advanced
Physics
Chemistry
Mathematics
WB JEE
Physics
Chemistry
Mathematics
Graduate Aptitude Test in Engineering
GATE CSE
Discrete Mathematics
Programming Languages
Theory of Computation
Operating Systems
Digital Logic
Computer Organization
Database Management System
Data Structures
Computer Networks
Algorithms
Compiler Design
Software Engineering
Web Technologies
General Aptitude
GATE ECE
Network Theory
Control Systems
Electronic Devices and VLSI
Analog Circuits
Digital Circuits
Microprocessors
Signals and Systems
Communications
Electromagnetics
General Aptitude
Engineering Mathematics
GATE EE
Electromagnetic Fields
Signals and Systems
Engineering Mathematics
General Aptitude
Power Electronics
Power System Analysis
Analog Electronics
Control Systems
Digital Electronics
Electrical Machines
Electric Circuits
Electrical and Electronics Measurement
GATE ME
Engineering Mechanics
Strength of Materials
Theory of Machines
Engineering Mathematics
Machine Design
Fluid Mechanics
Turbo Machinery
Heat Transfer
Thermodynamics
Production Engineering
Industrial Engineering
General Aptitude
GATE CE
Construction Material and Management
Geomatics Engineering Or Surveying
Engineering Mechanics
Hydrology
Transportation Engineering
Strength of Materials Or Solid Mechanics
Reinforced Cement Concrete
Steel Structures
Irrigation
Environmental Engineering
Engineering Mathematics
Structural Analysis
Geotechnical Engineering
Fluid Mechanics and Hydraulic Machines
General Aptitude
GATE PI
Fluid Mechanics
Metrology
Theory of Machines
Engineering Mathematics
Heat Transfer
Machine Tools and Machining
Industrial Engineering
Engineering Mechanics
Strength of Materials
Thermodynamics
Machine Design
Casting
Joining of Materials
Metal Forming
GATE IN
Engineering Mathematics
Medical
NEET
Biology
Chemistry
Physics
NEW
New Website Launch
Experience the best way to solve previous year questions with
mock tests
(very detailed analysis),
bookmark your favourite questions
,
practice
etc...
VISIT NOW
GATE ECE
Fundamentals of Information Theory
Communications
Previous Years Questions
START HERE
Marks 1
More
Consider communication over a memoryless binary symmetric channel using a (7, 4) Hamming code. Each transmitted bit is r...
GATE ECE 2022
GO TO QUESTION
The transition diagram of a discrete memoryless channel with three input symbols and three output symbols is shown in th...
GATE ECE 2022
GO TO QUESTION
Let $$\left( {{X_1},\,{X_2}} \right)$$ be independent random variables, $${X_1}$$ has mean 0 and variance 1, while $${X_...
GATE ECE 2017 Set 1
GO TO QUESTION
Which one of the following graphs shows the Shannon capacity (channel capacity) in bits of a memory less binary symmetri...
GATE ECE 2017 Set 2
GO TO QUESTION
A discrete memoryless source has an alphabet $$({a_1},\,{a_2},\,{a_3},\,{a_4})\,$$ with corresponding probabilities$$\le...
GATE ECE 2016 Set 2
GO TO QUESTION
An analog baseband signal, band limited to 100 Hz, is sampled at the Nyquist rate. The samples are quantized into four m...
GATE ECE 2016 Set 3
GO TO QUESTION
In a base band communications link, frequencies up to 3500 Hz are used for signaling. Using a raised cosine pulse with 7...
GATE ECE 2012
GO TO QUESTION
A source alphabet consists of N symbols with the probability of the first two symbols being the same. A source encoder i...
GATE ECE 2012
GO TO QUESTION
An analog signal is band-limited to 4kHz. sampled at the Nyquist rate and the samples are quantized into 4 levels. The q...
GATE ECE 2011
GO TO QUESTION
Marks 2
More
Consider a binary memoryless channel characterized by the transition probability diagram shown in the figure. The chann...
GATE ECE 2017 Set 2
GO TO QUESTION
A binary communication system makes use of the symbols “zero” and “one”. There are channel errors. Consider the followin...
GATE ECE 2016 Set 2
GO TO QUESTION
A voice-grade AWGN (additive white Gaussian noise) telephone channel has a bandwidth of 4.0 kHz and two-sided noise powe...
GATE ECE 2016 Set 3
GO TO QUESTION
Consider a discreet memoryless source with alphabet $$S = \left\{ {{s_0},\,{s_1},\,{s_2},\,{s_3},\,{s_{4......}}} \right...
GATE ECE 2016 Set 1
GO TO QUESTION
A fair coin is tossed repeatedly until a 'Head' appears for the first time. Let L be the number of tosses to get this fi...
GATE ECE 2014 Set 1
GO TO QUESTION
Consider the Z- channel given in the figure. The input is 0 or 1 with equal probability. If the output is 0, the probab...
GATE ECE 2014 Set 4
GO TO QUESTION
The capacity of band-limited additive white Gaussian noise (AWGN) channel is given by $$C = \,W\,\,{\log _2}\left( {1 + ...
GATE ECE 2014 Set 2
GO TO QUESTION
A communication channel with AWGN operating at a signal to noise ratio SNR > > 1 and band width B has capacity $${...
GATE ECE 2009
GO TO QUESTION
A memory less source emits n symbols each with a probability p. The entropy of the source as a function of n
GATE ECE 2008
GO TO QUESTION
A source generates three symbols with probabilities 0.25, 0.25, 0.50 at a rate of 3000 symbols per second. Assuming inde...
GATE ECE 2006
GO TO QUESTION
A video transmission system transmits 625 picture frames per second. Each frame consists of a $$400\,\, \times \,\,400$$...
GATE ECE 2001
GO TO QUESTION
A binary source has symbol probabilities 0.8 and 0.2. If extension coding (blocks of 4 symbols) is used, the lower and u...
GATE ECE 1991
GO TO QUESTION
An image uses $$512\, \times \,512$$ picture elements. Each of the picture elements can take any of the 8 distinguishabl...
GATE ECE 1990
GO TO QUESTION
A source produces 4 symbols with probabilities $${1 \over 2},\,{1 \over 4},\,{1 \over 8}\,\,and\,\,{1 \over 8}.$$ For th...
GATE ECE 1989
GO TO QUESTION
Joint Entrance Examination
JEE Main
JEE Advanced
WB JEE
Graduate Aptitude Test in Engineering
GATE CSE
GATE ECE
GATE EE
GATE ME
GATE CE
GATE PI
GATE IN
Medical
NEET
CBSE
Class 12