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Computer Communication And Telecom Networks Question Paper - May 18 - Electronics And Telecomm (Semester 6) - Mumbai University (MU)
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Computer Communication And Telecom Networks - May 18

Electronics And Telecomm (Semester 6)

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

a) What are the roles of sub layer of data link layer?
(4 marks) 00

b) Define i) Load ii) Throughout How it will impact on network?
(4 marks) 00

c) Explain connection oriented protocol with example.
(4 marks) 00

d) Explain the working principle of MPLS.
(4 marks) 00

e) List the features of Link STate routing.
(4 marks) 00

Q2

a) What are the roles of two level and three level switch? Justify router as an Intelligent device.
(8 marks) 00

b) Compare between IPv4 and IPv6. Explain the concept of tunneling.
(6 marks) 00

c) Derive the expression of efficiency of slotted ALOHA.
(6 marks) 00

Q3

a) List the exclusive features of TDM
(4 marks) 00

b) Explain in detail the networking topologies and explain which is practically preffered.
(8 marks) 00

c) List the use of Multiple Access Techniques and Explain the CSMA/CD.
(8 marks) 00

Q4

a) BGP is exterior routing protocols explain with working principle.
(8 marks) 00

b) Define i) Unicast ii) Any Cast iii) Multicast. Explain with a suitable example.
(8 marks) 00

c) Discuss the working Principle of Satellite Network,.
(4 marks) 00

Q5

a) What do you mean by Peer to Peer communication? Explain with respective protocol.
(8 marks) 00

b) Compare between TCP and UDP and explain the UDP multiplexing and demultiplexing.
(8 marks) 00

c) Explain the concept Network Socket Programming.
(4 marks) 00

Q6 Write short notes on any two:

a) WiMAX
(8 marks) 00

b) Physical media
(8 marks) 00

c) DNS
(8 marks) 00

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