Shivaji University 2006 B.E Computer Science CN - Question Paper
Sunday, 19 May 2013 05:40Web
Q-291
Day and Date: Saturday, 20-05-2006 Total Marks: 100
Time: 10.00a.m. To 1.00p.m.
Instructions: 1) Attempt any 3 ques. from every part.
2) Figures to right indicate full marks.
SECTION-1
Q.1 a) discuss TCP/IP reference model in detaiL.[Marks 6]
b) What is framing? Why framing is necessary?Explain various framing techniques used in data link layer.[Marks 8]
C) What is Hamming Distance? What must be hamming distance of single bit fault detecting code.[Marks 2]
Q.2 a) A channel has bit rate of 4kbps and propagation delay of 20 ms, for what range of frame size stop and wait protocol provide efficiency of 50%.[Marks 6]
b) discuss the necessity of MAC sub layer.[Marks 4]
C) discuss the various states of CSMA/CD protocol.[Marks 4]
Q.3 a) Compare IEEE-802.3 and IEEE-802.4 standards with respect to subsequent points:[Marks 6]
1) Cable used
2) Channel access method
3) Encoding technique
4) Traffic priority
5) Data rate
6) Frame format
b) discuss FDDI in detail.[Marks 6]
c) What is flooding? elaborate issues associated with flooding? How these issues are solved? [Marks 6]
Q.4 a) discuss distance vector routing in detail.[Marks 8]
b) discuss the traffic shaping algorithms used to control congestion in the network.[Marks 8]
OR
b) discuss the fragmentation and reassembly in detail.[Marks 8]
SECTION-2
Q5. a) define service primitives and elements of transport protocol.[Marks 10]
b)Differentiate in ranging from TCP and UDP.[Marks 6]
Q.6 a) explain ARP and RARP protocols.[Marks 8]
b) discuss functions of network layer in ATM networks.[Marks 8]
Q7) a) discuss data encryption standards (DES)? How it works?[Marks 6]
b) discuss RSA algorithm.[Marks 6]
c) explain E-mail. [Marks 4]
Q8. Write short notes on (any three) [Marks 18=6*3]
a) Internet Control Message Protocol
b) TCP timers
c) WWW
d) DNS
Earning: Approval pending. |