STUPIDSID
Solve any one question from Q.1(a,b) &Q.2(a,b)
1(a)
Explain with examples different addressing schemes used in TCP/IP.
6 M
1(b)
Draw a neat waveform for amplitude modulation:
i) Modulating signal
ii) Carrier signal
iii) Amplitude modulated signal.
i) Modulating signal
ii) Carrier signal
iii) Amplitude modulated signal.
6 M
2(a)
Calculate the maximum bit rate of Channel having bandwidth 1200 Hz if:
i) S/N ratio is 0 dB
ii) S/N ratio is 20 dB.
i) S/N ratio is 0 dB
ii) S/N ratio is 20 dB.
6 M
2(b)
Explain the difference between Phase modulation and frequency modualtion.
6 M
Solve any one question from Q.3(a,b) &Q.4(a,b)
3(a)
Explain the following shift keying Techniques with suitable examples:
i) ASK
ii) FSK
iii) PSK.
i) ASK
ii) FSK
iii) PSK.
7 M
3(b)
What is CRC? Generate the CRC code for message 1101010101.
Given generator Polynomial g(x) = x4+x2+1.
Given generator Polynomial g(x) = x4+x2+1.
6 M
4(a)
Draw and explain PCM and DM.
7 M
4(b)
Explain in detail Go-Bcak-N and Selective Repeat ARQ System.
6 M
Solve any one question from Q.5(a,b) &Q.6(a,b)
5(a)
Explain CSMA and CSMA/CD. Also comment on the efficiency of each.
6 M
5(b)
Explain FDMA, TDMA and CDMA in detail.
6 M
6(a)
Explain FDM and statistical TDM.
6 M
6(b)
Discuss CSMA/CA random access technique . How collision avoidance is achieved in this technique?
6 M
Solve any one question from Q.7(a,b) &Q.8(a,b)
7(a)
Discuss Fast Ethernet technology in brief. State its specification.
6 M
7(b)
Compare and constant circuit switched network with packet switched network.
7 M
8(a)
Explain circuit switched network with three phases.
6 M
8(b)
Explain the frame format for IEEE 802.3.
7 M
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