Guru Jambheshwar University 2006 M.Sc Computer Science Computer Networks - Question Paper
Subject Code4259
(Third/Fourth Semester)
COMPUTER SCIENCE MS-16 Computer Network
Time: 3 Hours Maximum Marks : 100
Note : Attempt any Five questions. All questions carry equal marks.
1. (a) What are the reasons for using Layered Protocols ? 5
(b) What are the main differences between TCP and UDP ? 7
(c) What are the differences between connectionless and conncction-oriented communication ? 8
P.T.O.
2. Discuss about the TDMA and explain the working of TDMA with suitable example. 20
3. (a) Discuss the ATM reference model. 10
(b) Explain the following : 10
(i) Half Duplex Transmission methods
(ii) Full Duplex method.
4: Discuss the frame format for the given data link protocols : 20
(a) HDLC
t
(b) SDLC.
5. How many types of switching techniques are available for Packet Transmission ? Explain each. 20
6. Explain the IEEE LAN standard 802-5 (token ring). How the token passing mechanism is managed for the proper functioning of IEEE 802-5 ? . 20
7. (a) Discuss one routing algorithm for routing
of packets in computer networks. 10
(b) Explain the serv ices provided by ISDN. 10 J-4259 2
8. Write short notes on any two of the following :
(a) Shannon Hartlay Theorem
(b) Binary Synchronous Control (BSC)
(c) X-25 Network. 10,10
J-4259 3 1300
|
Attachment: |
| Earning: Approval pending. |
