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Posted Date: 21 Mar 2009 Posted By:: upendra kumar Member Level: Silver Points: 5 (Rs. 1)
2007 Lucknow University B.Tech Electronics and Communications Engineering DATA COMMUNICATION NETWORK Question paper
Q.1-ATTEMPT ANY FOUR.
(a)explain the relation b/w data rate & bandwidth.
(b)explain the synchronous data communication.
(c)compare the OSI & TCP reference moddel.
(d)why we use layered protocol.
(e)what is the use of bit stuffing in data?
(f)why do you mean by pipe lining?
Q.2-ATTEMPT ANY FOUR.
(a)what do you understand by medium access control?
(b)what are the major problem in allocating the channel?
(c)what do you understand by contention system?
(e)why do we prefect CSMA over ALOHA?
(f)explain the reservation protocol?
Q.3-ATTEMT ANY TWO.
(a)explain IEEE standard 802.3, 802.4 and 802.5 with the help of example?
(b)compare IEEE standard 802.3 , 802.4 and 802.5 with the help of diagram?
(c)explain different types of bridges?
Q.4-ATTEMT ANY TWO.
(a)compare Virtual circuit and Datagram Subnets in detail?
(b)explain in detail flooding.what do u understand by selective flooding?
(c)explain the network layer in the Internet?
Q.5-ATTEMPT ANY TWO.
(a)what are the different element of Transport Protocol?also explain connection.
(b)explain TCP sugment Header ? and explain TCP connection management ?
(c)explain Secret -Key Algorithm
submitted by -
upendra kumar sharma
B.tech(EC)8th sem. (R.B.S. College agra )
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