if5e msbte cmt chapterwise question bank
Chapter 
 | 
  
Question 
 | 
  
marks 
 | 
  
year 
 | 
 
chap 1 
 | 
  
draw square law diode detector .State its limitations 
 | 
  
-4marks 
 | 
  
w11 
 | 
 
chap 2 
 | 
  
define:  
I) Critical Frequency 
II)MUF 
 | 
  
 -4marks 
 | 
  
w11 
 | 
 
CHAP 3 
 | 
  
Draw P.P.M. waveform  
 | 
  
4marks 
 | 
  
w11 
 | 
 
CHAP 3 
 | 
  
List application of P.C.M.  
 | 
  
4marks 
 | 
  
w11 
 | 
 
chap 1 
 | 
  
draw AM waveform in time domain for m>1,m=1 &m<1  
 | 
  
6marks 
 | 
  
w11 
 | 
 
Chap 5 
 | 
  
Explain with neat diagram(with block diagram) cellular mobile phone 
 | 
  
6  marks 
 | 
  
w11, S11 
 | 
 
Chap 2 
 | 
  
Draw & Explain Ionosphere 
 | 
  
 4 marks 
 | 
  
w11 
 | 
 
Chap 3 
 | 
  
State & explain demerits of delta modulation 
 | 
  
 4 marks 
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W 11 
 | 
 
Chap 5 
 | 
  
State function of satellite  
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4 marks 
 | 
  
W 11 
 | 
 
Chap 4` 
 | 
  
Explain unipolar encoding Technique 
 | 
  
4 marks 
 | 
  
W 11 
 | 
 
Chap 6 
 | 
  
Expalin T-line 
 | 
  
4 marks 
 | 
  
W 11 
 | 
 
Chap 5 
 | 
  
Explain cell splitting 
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4 marks 
 | 
  
W 11 
 | 
 
Chap 5  
 | 
  
List advantages of pulse  modulation
  technique 
 | 
  
4 marks 
 | 
  
W 11 
 | 
 
Chap 4 
 | 
  
Define Baud Rate & bit Rate 
 | 
  
4 marks 
 | 
  
W 11 
 | 
 
Chap 5  
 | 
  
Define/ describe  elevation
  & azimuth angle  of satellite 
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4 marks 
 | 
  
W 11,s 12 
 | 
 
Chap  3 
 | 
  
Define QPSK waveform 
 | 
  
4  marks 
 | 
  
W 11 
 | 
 
Chap 5 
 | 
  
Expalin frequency reuse concept in cellular mobile communication 
 | 
  
 4 marks 
 | 
  
W11 
 | 
 
Chap 1 
 | 
  
Describe necessity of modulation in satellite 
 | 
  
4 marks  
 | 
  
W 11 
 | 
 
Chap 5 
 | 
  
Draw uplink & downlink model of satellite (what is uplink &
  downlink frequency of satellite system) 
 | 
  
4 marks 
 | 
  
W 11, s11 
 | 
 
Chap 2 
 | 
  
Draw & explain actual & virtual height 
 | 
  
4 marks 
 | 
  
W 11 
 | 
 
Chap 1 
 | 
  
Compare AM & FM 
 | 
  
4 marks 
 | 
  
W 11, w11 
 | 
 
Chap 3 
 | 
  
State & explain Sampling theorem 
 | 
  
4 marks 
 | 
  
W 11 
 | 
 
Chap 3 
 | 
  
Draw & Explain working of DPSK Generator 
 | 
  
6 marks 
 | 
  
W 11 
 | 
 
Chap 5 
 | 
  
With neat diagram explain operation of cellular mobile system 
 | 
  
6 marks 
 | 
  
 W 11 
 | 
 
Chap 6 
 | 
  
Describe concept of WDM in brief 
 | 
  
6  marks 
 | 
  
W 11 
 | 
 
Chap 3  
 | 
  
Draw waform of PWM & PPM 
 | 
  
4  marks 
 | 
  
W 11 
 | 
 
Chap 1 
 | 
  
Compare AM & PM 
 | 
  
4 marks 
 | 
  
W11 
 | 
 
Chap 4  
 | 
  
Descirbe channel capacity & channel b/w 
 | 
  
4 marks 
 | 
  
W11 
 | 
 
Chap 3 
 | 
  
State & explain working principal of ASK 
 | 
  
4 marks 
 | 
  
W 11 
 | 
 
Chap 2  
 | 
  
Describe stroboscopic scatter propagation in brief  
 | 
  
4 marks 
 | 
  
W 11 
 | 
 
Chap 2 
 | 
  
Explain Duct Propagation 
 | 
  
4 marks 
 | 
  
W 11, s12 
 | 
 
Chap 6 
 | 
  
Compare FDM & TDM 
 | 
  
4 marks 
 | 
  
W 11 
 | 
 
Chap 6 
 | 
  
Explain type of Bipolar encoding technique 
 | 
  
4 marks 
 | 
  
W 11 
 | 
 
Chap 5 
 | 
  
List features of CDMA 
 | 
  
4 Marks 
 | 
  
W 11 
 | 
 
Chap 6 
 | 
  
Explain DSL 
 | 
  
4 marks  
 | 
  
W11 
 | 
 
Chap 1 
 | 
  
Draw neat block diagram of Communication system. State functions of
  each block 
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4 marks 
 | 
  
S 12, S11 
 | 
 
Chap 2 
 | 
  
What is polarization ? state different types of Polarization 
 | 
  
4 marks 
 | 
  
S 12 
 | 
 
Chap 3 
 | 
  
Define nyquest rate .What is alising  
 | 
  
4 marks 
 | 
  
S12 
 | 
 
Chap 3 
 | 
  
What is multiplexing ? State different type of multiplexing used 
 | 
  
4 marks 
 | 
  
S 12 
 | 
 
Chap 1 
 | 
  
Draw neat diagram of AM transmitter ,Descirbe function of each block 
 | 
  
6 marks 
 | 
  
S 12 
 | 
 
Chap 5 
 | 
  
Descirbe polar circular ,polar equatorial ,elliptical orbit of
  satellite what is geostationary orbit 
 | 
  
6 marks 
 | 
  
S 12 
 | 
 
Chap 3 
 | 
  
Draw neat diagram of delta modulator &  demodulator 
 | 
  
4 marks 
 | 
  
S 12 
 | 
 
Chap 4 
 | 
  
What is digital to digital conversion ? state different type of polar
  encoding . 
 | 
  
4 marks 
 | 
  
S 12 
 | 
 
Chap 5 
 | 
  
Describe telemetry & control subsystem of satellite 
 | 
  
4 marks 
 | 
  
S12 
 | 
 
Chap 6  
 | 
  
Describe anlog switched services with neat diagram 
 | 
  
4 marks 
 | 
  
S12 
 | 
 
Chap 5 
 | 
  
State band of frequency allocated for mobile phone.state its
  application. 
 | 
  
4 marks 
 | 
  
S 12 
 | 
 
Chap 3 
 | 
  
Compare between pulse modulation 
  & CW modulation( 4 point) 
 | 
  
4 marks 
 | 
  
S 12 
 | 
 
Chap 5 
 | 
  
Name & describe antenna used in satellite communication 
 | 
  
4 marks 
 | 
  
S12 
 | 
 
Chap 4 
 | 
  
Define: 
i)data rate  ii) Baud rate  iii)channel capacity iv)bit rate iv)
  channel bandwidth     
 | 
  
4 marks 
 | 
  
S 12,s11 
 | 
 
Chap 3 
 | 
  
Draw neat diagram of ask generator .state bandwith requirement of it  
 | 
  
4 marks 
 | 
  
S12 
 | 
 
Describe concept of frequency reuse 
 | 
  
4 marks 
 | 
  
S12 
 | 
 |
Chap 5 
 | 
  
State processing stapes in cellular communication 
 | 
  
4 marks 
 | 
  
S12 
 | 
 
Chap 3 
 | 
  
With neat diagram describe principal of FDM 
 | 
  
4 marks 
 | 
  
S12 
 | 
 
Chap 1 
 | 
  
Define FM state ideal & practical B/W requirement of FM  
 | 
  
4 marks 
 | 
  
S12 
 | 
 
Chap 2 
 | 
  
Describe  ground wave
  propagation .state its application 
 | 
  
4 marks 
 | 
  
S12 
 | 
 
Chap 3 
 | 
  
Describe PCM transmitter with the help of neat diagram .what is quantization
  error 
 | 
  
6  marks 
 | 
  
S12 
 | 
 
Chap 5 
 | 
  
Draw block diagram of cellular system & describe each block 
 | 
  
6 marks 
 | 
  
S12  
 | 
 
Chap 3 
 | 
  
Draw block diagram of BPSK 
  transmitter. State two advantages of it 
 | 
  
4 marks 
 | 
  
S12 
 | 
 
Chap 1 
 | 
  
Find % modulation when Emax=132 V.P.P. & Emin = 28 V.P.P  Draw AM
  waveform 
 | 
  
4 marks  
 | 
  
S12 
 | 
 
Chap 3 
 | 
  
Compare PPM & PWM  w.r.t. 
B/W, transmitted   power
  ,variable parameter of carrier ,o/p waveform 
   
 | 
  
4 marks 
 | 
  
S12 
 | 
 
Chap 1 
 | 
  
Draw frequency spectrum of AM .state 2 advantages of FM over AM 
 | 
  
4 marks 
 | 
  
S12 
 | 
 
Chap 3 
 | 
  
Compare between AM & ASK (any 4 points) 
 | 
  
4 marks 
 | 
  
S12 
 | 
 
Chap 4 
 | 
  
Descirbe B8ZS coding Scheme 
 | 
  
4 marks 
 | 
  
S12 
 | 
 
Chap 3 
 | 
  
Define PPM .describe generation of PPM  
 | 
  
4 marks 
 | 
  
S12 
 | 
 
Chap 2 
 | 
  
With suitable example describe HDB3 
 | 
  
4 marks 
 | 
  
S12 
 | 
 
Define fading state its importance 
 | 
  
4 MARKS 
 | 
  
S12 
 | 
 |
Chap 6 
 | 
  
Describe analog hierarchy  
 | 
  
4 marks 
 | 
  
S12 
 | 
 
Chap 1 
 | 
  
Define modulation index of AM 
  , draw waveform for m=1,m<1,m>1 
 | 
  
4 marks 
 | 
  
S12 
 | 
 
Chap 6 
 | 
  
Differentiate between analog & digital communication   
 | 
  
4 marks 
 | 
  
S12 
 | 
 
Chap 2 
 | 
  
State different mode of propagation of radio wave with its
  frequency  range 
 | 
  
4 marks 
 | 
  
S11 
 | 
 
Chap 3  
 | 
  
Compare natural sampling ,flat top sampling .state sampling theorem
  & Nyquest rate   
 | 
  
4 marks 
 | 
  
S11 
 | 
 
What is  superhetrodyne  receiver ? explain with respect to AM
  receiver . 
 | 
  
4 marks 
 | 
  
S11 
 | 
 |
Chap 1 
 | 
  
Compare AM,FM ,PM  w.r.t.  waveform ,B/W , MI, frequency Spectrum  
 | 
  
4 marks 
 | 
  
S11 
 | 
 
Chap 2 
 | 
  
What is stroboscopic scatter propagation. Explain with neat diagram  
 | 
  
4 marks 
 | 
  
S11 
 | 
 
Chap 5 
 | 
  
Define orbit of satellite with sketch 
 | 
  
4 marks 
 | 
  
S11 
 | 
 
Chap 5 
 | 
  
What are 2 parts of parabolic antenna  
 | 
  
4 marks 
 | 
  
S11 
 | 
 
Chap 4 
 | 
  
How digital encoding differs from modulation .state  2 tequniqes  
 | 
  
4 marks 
 | 
  
S11 
 | 
 
Chap 2 
 | 
  
What is guard   band ? when is
  guard band used .explain 
 | 
  
4 marks 
 | 
  
S11 
 | 
 
Chap 3 
 | 
  
What is quantization range & quantization error 
 | 
  
4 marks 
 | 
  
S11 
 | 
 
Chap 5 
 | 
  
Explain process of cell splitting 
 | 
  
4 marks 
 | 
  
S11 
 | 
 
Chap 6 
 | 
  
Describe different analog & digital telephone services provided
  by telephone company 
 | 
  
4 marks 
 | 
  
S11 
 | 
 
Chap 4 
 | 
  
Assume data stream consisting of 12 bits & draw the encoded
  waveform using Unipolar encoding technique  
   
 | 
  
4 marks 
 | 
  
S11 
 | 
 
Chap 2 
 | 
  
Describe skip distance & skip zone 
 | 
  
4 marks 
 | 
  
S11 
 | 
 
Chap 4  
 | 
  
Describe baud rate & explain how it differs from information bit
  rate. 
 | 
  
4 marks 
 | 
  
S11 
 | 
 
Chap 3 
 | 
  
Compare digital carrier modulation systems, binary ASK ,Binary  FSK ,Binary PSK 
 | 
  
4 MARKS 
 | 
  
S11 
 | 
 
Chap 5 
 | 
  
Why communication satellite is called geostationary satellite. 
 | 
  
4 marks 
 | 
  
S11 
 | 
 
Explain SIN ratio & Noise factor 
 | 
  
4 marks 
 | 
  
S11 
 | 
 |
Chap 5 
 | 
  
Describe forward & reverse call processing 
 | 
  
4  marks 
 | 
  
S11 
 | 
 
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