STUPIDSID
1 (a)
How call is initiated in cellular system
5 M
1 (b)
What is HIPERLAN 2 ?
5 M
1 (c)
State limitations of 2G and 3G cellular system ?
5 M
1 (d)
What is Ad-Hoc and semi Ad-Hoc Networks ?
5 M
2 (a)
Explain the following terms of 3G:
i) Spectrum allocation
ii) Service classes and application
iii) Third Generation standards
i) Spectrum allocation
ii) Service classes and application
iii) Third Generation standards
10 M
2 (b)
Explain in detail satellite based mobile telephony system ?
10 M
3 (a)
What is fading ? How Doppler shift used for motion objects in cellular system ?
10 M
3 (b)
How interfaces are done between wireless local Loop (WLL.) to the PSTN ?
10 M
4 (a)
Explain GSM network Architecture ? Also write GSM security issues ?
10 M
4 (b)
What is role of quality of service (QOS) in IEEE802-11l WLAN system ?
10 M
5 (a)
Explain wired equivalent privacy (WEP) protocol ?
10 M
5 (b)
What are the different types of WLAN ? State any one along with its one of application ?
10 M
6 (a)
What is VSAT ? Explain the VSAT-to-Hub channel structure and Hub-to-VSAT
channel structure with neat diagram ?
10 M
6 (b)
Explain Frequency Hopping Spread spectrum and direct sequence spread
spectrum?
10 M
Write short notes (any four)
7 (a)
Satellite system
5 M
7 (b)
MAC addresses and LLC addresses
5 M
7 (c)
Radio Resource management in cellular system
5 M
7 (d)
Wireless applications
5 M
7 (e)
Channel types in GSM.
5 M
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