Question Paper: Computer Communication Networks Question Paper - May 17 - Electronics Engineering (Semester 7) - Mumbai University (MU)
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Computer Communication Networks - May 17

Electronics Engineering (Semester 7)

Total marks: 80
Total time: 3 Hours
INSTRUCTIONS
(1) Question 1 is compulsory.
(2) Attempt any three from the remaining questions.
(3) Draw neat diagrams wherever necessary.

Q1) Answer any four:

1(a) Explain the various types of bridges used in networks
(5 marks) 1134

1(b) Which are the various types of addresses used in OSI model? Explain each in brief.
(5 marks) 1119

1(c) In network paradigm what is TTL? Where it is used?
(5 marks) 1152

1(d) Compare TCP and UDP
(5 marks) 00

1(e) Distinguish between space division switch and time division switch
(5 marks) 00

2(a) What are various functions of physical, network and presentation layers in ISO-OSI model? What is meant by encapsulation and decapsulation?
(10 marks) 00

2(b) Explain Stop and Wait ARQ protocol for error control?
(10 marks) 1143

3(a) Classify various congestion control strategies and explain any two closed loop congestion control methods in detail.
(10 marks) 1155

3(b) Draw header format of IP datagram and explain each field in detail.
(10 marks) 00

4(a) Explain operation of Routing Information protocol. List the limitation of RIP and their corresponding fixes.
(10 marks) 1146

4(b) Explain how routers use link state routing to create the routing table
(10 marks) 3329

5(a) Explain various station types, configurations, response modes and frame formats in HDLC.
(10 marks) 1142

5(b) Classify various multiple axis methods and explain CSMA-CA and token ring in detail.
(5 marks) 00

Q6) Write short notes on any four:

6(a) Berkley API
(5 marks) 1160

6(b) 802.3MAC frame format
(5 marks) 1157

6(c) IP fragmentation
(5 marks) 00

6(d) Domain name server
(5 marks) 00

6(e) ADSL
(5 marks) 1132

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modified 7 weeks ago by gravatar for Sanket Shingote Sanket Shingote ♦♦ 250 written 7 weeks ago by gravatar for Yashbeer Yashbeer ♦♦ 130
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