CONVERGENCE OF TECHNOLOGIES AND NETWORKING IN COMMUNICATION (CTNC) MAY 2010 SEMESTER 5TH INFORMATION TECHNOLOGY
Con.3472-10. (REVISED COURSE) AN-4312
(3 Hours) [Total Marks : 100]
N.B.(1) Question No.1 is compulsory
(2) Attempt any four questions of the remaining six.
(3) Figures to the right indicate full marks.
(4) Answers to questions should be grouped and written together.
Q.1 (a) Describe in brief Binary Phase Shift Keying modulator and demodulator? Also calculate
probability of error for BPSK? [15 Marks]
(b) Compare the different evolution of second, third, fourth generation of wireless
communication system. [5 Marks]
Q.2 (a) Explain the digital signature. Also explain firewall used for security purpose. [10 Marks]
(b) Explain traffic management in ATM. Also explain ATM traffic policing. [10 Marks]
Q.3 (a) What is convergence? Also explain IEEE.802.11 standard? [7 Marks]
(b) Explain Multiple Access Techniques TDMA, FDMA, SDMA and SSMA. Also explain
Packet Radio Multiple Access (slotted ALOHA/pure ALOHA). [13 Marks]
Q.4 (a) Compare the probability of error for an optimum filter. What is matched filter? [10 Marks]
(b) Explain basic concept of cellular system. How frequency reused method is
implemented? [10 Marks]
Q.5 (a) How channel capacity is improved by sell splitting and cell sectoring? [10 Marks]
(b) How Tiger Hash function used for encryption? Compare block ciphers with
stream ciphers. [10 Marks]
Q.6 (a) Explain General GSM architecture. Also explain different GSM channel used. [10 Marks]
(b) Explain high level data link (HDCL) prptocol. Also explain the frame structure
in HDCL. [10 Marks]
Q.7 Write short notes on (any four) : [20 Marks
(a) Bluetooth
(b) Binary frequency keying
(c) Handoff Algorithm
(d) Telecommunicaton Management Network (TMN)
(e) ISDN
Also see Convergence of technologies and networking in communication question papers for December 2009
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