Computer Network Technology - Dec 2014

Information Technology Engineering (Semester 5)

TOTAL MARKS: 100
TOTAL TIME: 3 HOURS (1) Question 1 is compulsory.
(2) Attempt any four from the remaining questions.
(3) Assume data wherever required.
(4) Figures to the right indicate full marks.

Answer any one question from Q1 and Q2

1 (a) Explain parameters for quality of service in network layer.(6 marks) 1 (b) State special IP addresses and the private IP addresses.(4 marks)

Write short notes on (any two):

10 (a) DSR(8 marks) 10 (b) BYOD(8 marks) 10 (c) Content Based routing.(8 marks) 2 (a) Calculate the following for a network address 192. 168. 1. 0127
i) No. of valid subnets
ii) No. of actual hosts per subnet
iii) Network and broadcast address for each subnet.(6 marks) 2 (b) Explain TCP header format.(4 marks)

Answer any one question from Q3 and Q4

3 (a) Explain how to achieve reliability at transport layer.(4 marks) 3 (b) Explain all socket primitives used by client.(6 marks) 4 (a) Differentiate FTP and TFTP.(4 marks) 4 (b) What is the purpose of SMI and MIB in relation to SNMP.(6 marks)

Answer any one question from Q5 and Q6

5 (a) Explain architecture of Blue tooth.(10 marks) 5 (b) Explain frame format of 802.16(8 marks) 6 (a) Describe MAC layer mechanism of IEEE 802.11(10 marks) 6 (b) Compare Ethernet and wireless networks.(8 marks)

Answer any one question from Q7 and Q8

7 (a) List different routing protocols used by WSN with examples.(8 marks) 7 (b) Explain set up phase and steady state phase of of LEACH protocol.(8 marks) 8 (a) List any six applications of sensor network.(8 marks) 8 (b) Explain following terms.
i) Data aggregation
ii) Data diffusion
iii) Data dissemination(8 marks)

Answer any one question from Q9 and Q10

9 (a) Discuss different addresses and identifiers in WSN.(8 marks) 9 (b) Explain Geographic routing in WSN.(8 marks)