Jawaharlal Nehru Technological University Hyderabad 2012-3rd Sem M.C.A s, uary/ruary ,Code No: F3302 - Question Paper
ques. Paper attached here R09
Code No: F3302
JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD MCA III Semester Examinations, January/February 2012 COMPUTER NETWORKS Time: 3hours Max.Marks:60
Answer any five questions All questions carry equal marks
1.a) Give the physical description and limitations of different unguided media. b) Explain TCP/IP layered architecture in detail.
2.a) Explain HDLC protocol in detail.
b) Explain cyclic redundancy code algorithm with numerical example.
3.a) Explain binary exponential back off algorithm of Ethernet LAN. b) Explain efficiency calculation of IEEE 802.3 LAN.
4.a) Explain about IGMP. b) Write about tunneling.
5. Explain the different congestion control strategies in TCP.
6.a) Write about DNS in detail. b) Explain FTP.
7.a) Explain any one of the uni-cast routing protocol. b) Explain the address classes of network layer.
8. Write short notes on the following:
a) Multiplexing
b) Flow control of data link layer
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