CONVERGENCE OF TECHNOLOGIES AND NETWORKING IN COMMUNICATION (CTNC) May 2013 SEMESTER 5TH INFORMATION TECHNOLOGY
Con. 7289.13. GS-9036
(3 Hours) [Total Marks: 100]
N.B.: (1) Question No.1 is compulsory.
(2) Attempt any four out of remaining six questions.
(3) Assume suitable data if necessary.
1. Attempt the following (any four) :- [20 Marks]
(a) Explain in details block diagram of Analog and Digital communication system.
(b) How data, video, voice is integrated on single platform?
(c) What are different types of network topology?
(d) Explain ISO-OSI layered architecture in detail.
(e) What is the importance of logical layer in Telecommunication Management Network(TMN)?
2. (a) What are the different Data multiplexing techniques used in cellular system? [10 Marks]
(b) Explain modulator and demodulator used in Binary Phase Shift Keying(BPSK).
What is probability of error? [10 Marks]
3. (a) What are the typical characteristics of connection-oriented and connection-less services?
What are merits and demerits of each? [10 Marks]
(b) Compare the four transfer modes viz. Circuit switching, virtual circuit switching, Cell switching,
Routing switching on the following aspects with proper reasoning : [10 Marks]
(i) Nature of connection
(ii) Resource Reservation
(ii) Resource Utilization
(iv) Reliability
(v) Ability to carry voice
4. (a) Explain the following flow control mechanism: [10 Marks]
(i) Window based flow control
(ii) Rate based flow control
(b) What is the difference between shared memory and shared medium buffering
architecture? [10 Marks]
5. (a) How call is established and released in the ISDN? Also describe the protocol stack for
ISDN. [10 Marks]
(b) What is traffic contract management? What are its elements? [10 Marks]
Also see Convergence of technologies and networking in communication question papers for December 2013
(c) What are different types of network topology?
(d) Explain ISO-OSI layered architecture in detail.
(e) What is the importance of logical layer in Telecommunication Management Network(TMN)?
2. (a) What are the different Data multiplexing techniques used in cellular system? [10 Marks]
(b) Explain modulator and demodulator used in Binary Phase Shift Keying(BPSK).
What is probability of error? [10 Marks]
3. (a) What are the typical characteristics of connection-oriented and connection-less services?
What are merits and demerits of each? [10 Marks]
(b) Compare the four transfer modes viz. Circuit switching, virtual circuit switching, Cell switching,
Routing switching on the following aspects with proper reasoning : [10 Marks]
(i) Nature of connection
(ii) Resource Reservation
(ii) Resource Utilization
(iv) Reliability
(v) Ability to carry voice
4. (a) Explain the following flow control mechanism: [10 Marks]
(i) Window based flow control
(ii) Rate based flow control
(b) What is the difference between shared memory and shared medium buffering
architecture? [10 Marks]
5. (a) How call is established and released in the ISDN? Also describe the protocol stack for
ISDN. [10 Marks]
(b) What is traffic contract management? What are its elements? [10 Marks]
Also see Convergence of technologies and networking in communication question papers for December 2013
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