Computer Networks 2021 – BSc Computer Science Part 3
Total No. of Questions: 9] [Total No. of Printed Pages: 4
Paper code: 13525
1525
B.Sc. (Computer Science) (Part 3)
Examination, 2021
Paper No. 3.1
COMPUTER NETWORKS
Time: Hours] [Maximum Marks: 50
Note: Attempt all sections as directed.
Section-A
Note: Attempt any two question : 15 each
- (a) Illustrate the need of error control.
(b) How IP address are assigned in computer networks ?
- (a) What is CSMA/CD ? How does it work ?
(b) What is UTP ? Differentiate it with STP.
- (a) Explain the role of Novell Netware and its utilities.
(b) Explain static & dynamic channel allocation in LANs and WANs.
- (a) Explain ISDN service transmission and its types.
(b) Explain flooding and routing.
- (a) Discuss the three-way handshaking in TCP for connection established.
(b) Explain the process of transferring a mail.
Section-B
Note: Attempt any one question : 20 each
- (a) Elaborate multitask routing protocols.
(b) Explain transport layer.
- (a) Explain IEEE standard 802.3 and 802.4 with example.
(b) Explain the utility of fiber optical cable and disadvantages of it.
- (a) Explain ATM network.
(b) Explain different types of Bridges.
- Explain any five of the following :
(i) Coaxial cable
(ii) Switching
(iii) Firewall
(iv) Fragmentation
(v) Communication satelite
(vi) Framing
(vii) Types of LAN
(viii) OSI
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