EC2307 Communication Systems Lab Viva Questions -Nesan Edition

  • 22Oct
  • 2013
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    nesanFrom V+
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    22-10-2013, 06:15 PM Düzenlendi #1
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    University : Anna University.
    Department : Electronics and Communication Engineering.
    Semester : Fifth Semester.
    Year : Third Year.
    Subject Code : EC2307.
    Subject Name : Communication Systems Laboratory.
    Type : Viva Questions.
    Regulation :2008
    Content : Important Viva Questions -Nesan Edition.(covers repeatedly asking questions).
    1)What is modulation ?
    2)Expand AM,FM.
    3)why we use carrier signal ?
    4)what is demodulation ?
    5)what is the use of frequency modulation ?
    6)Expand PAM,PCM,PPM,PWM.
    7)What is the use of CRO.
    8)What is sampling?
    9)what is mean by detection ?
    10)Expand ASK,FSK,PSK,QPSK .
    11)what is shift keying ?
    12)what is the use of carrier oscillator?
    13)what is preemphasis and deemphasis?
    14)why we emphasis signals?
    15)Expand PLL?
    16)what is the use of Phase detector ?
    17)Expand VCO ?
    18)what is TDM and what is the use of this technique ?
    19)what is the need of error control?
    20)what we do in line coding ?
    21)what is the use of multi output power supply?
    22)Expand NRZ,RZ,NRZI .
    23)what is the use of manchester coding ?
    24)what is power spectra?
    25)what is the use of MATLAB?
    nesan, proud to be in V+ Team.
    SriniV+ Team Administator
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    22-10-2013, 11:08 PM #2
    @nesan Since the attachment is small u can post it directly as i did bro.. +1 Reputed
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    nesanFrom V+
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    23-10-2013, 07:54 AM #3
    @Srini ok from now i will do.
    nesan, proud to be in V+ Team.