Computer Network - Dec 2012
Computer Engineering (Semester 5)
TOTAL MARKS: 80
TOTAL TIME: 3 HOURS (1) Question 1 is compulsory.
(2) Attempt any three from the remaining questions.
(3) Assume data if required.
(4) Figures to the right indicate full marks. 1(a) Explain the following with example:-
(v) Router(10 marks) 1(b) Explain the layers details of OSI and TCP/IP Models(10 marks) 2(a) Explain the major components of telephone networks. (10 marks) 2(b) Explain the error detection and error correction algorithms. (10 marks) 3(a) What is CRC? Write the algorithm for computing checksum and explain with suitable example. (10 marks) 3(b) Explain the following with example: - MAC address, IP address, Socket, Baud Rate, Latency(10 marks) 4(a) Differentiate between the following:-
(i) Protocol and Interface
(ii) Connectionless and connection oriented service(10 marks) 4(b) Explain and compare the following:- Ethernet, Token Bus and Token Ring(10 marks) 5(a) Explain CSMA/CD(10 marks) 5(b) List the features of bluetooth and explain the network formation process.(10 marks) 6(a) Explain FDMA, TDMA and CDMA.(10 marks) 6(b) What are the different types of routing? Explain Distance Vector Routing.(10 marks) 7(a) What are the congestion prevention policies? Explain the congestion control in virtual circuit and datagram subnets.(10 marks) 7(b) Write note on SONET(10 marks)