CONVERGENCE OF TECHNOLOGIES AND NETWORKING IN COMMUNICATION (CTNC) DECEMBER 2012 SEMESTER 5TH INFORMATION TECHNOLOGY
Con. 9857-12 KR-5279
(3 Hours) [Total Marks :- 100]
N.B.: (1) Question No.1 is compulsory.
(2) Answer any four questions from remaining.
(3) Each question carries equal maximum marks.
1. (a) Describe the characteristics of 3G system. [5 Marks]
(b) List the protocol/technologies along with the topology and supported area network. [5 Marks]
(c) List the function performed by LLC sublayer. Draw its PDU format. [5 Marks]
(d) Compare different multiplexing techniques. [5 Marks]
2. (a) Classify different switching architectures. Discuss one of them. [10 Marks]
(b) Explain ISDN protocol stack in detail with neat sketch. [10 Marks]
3. (a) Explain ASK, FSK and PSK in detail. [10 Marks]
(b) Descibe FDMA/TDMA and GSM networks. [10 Marks]
4. (a) What is traffic management? Explain the different element of Traffic Management. [10 Marks]
(b) How key management for symmetric encryption techniques is done using
kerberos? [10 Marks]
5. (a) Explain Telecommunication Management Network (TMN) with appropriate diagram. [10 Marks]
(b) Discuss the benefits of spreading codes. What are the issue that still remain to be
addressed by spreading codes? Describe how the process of scrambling is used to
solve these problems. [10 Marks]
6. (a) With the help of neat diagram. Explain GSM architecture. [10 Marks]
(b) Explain classification of signalling techniques. [10 Marks]
7. Write short notes on any two :- [20 Marks]
(a) Handoff algorithms.
(b) Firewalls.
(c) Adhoc wireless networks.
Also see Convergence of technologies and networking in communication question papers for May 2013
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