DEC 2005 [2880] – 302
Time : 3 Hours Max. Marks 70
Note 1) Question 1 is compulsory and answer any three
From the remaining
2) All Question carry equal marks.
3) Draw neat diagrams wherever necessary.
1.a) Explain features of X.25 networks and its channel option. [10]
b) Explain OSI Layers and its functions [10]
2.a) What is structured cabling ? Explain various components used
in structure cabling. [10]
b) Compare the following : [10]
i) Connection Oriented and Connectionless Network.
ii) Hardware and Software protocol
3.a) What is HDLC ? Explain HDLC frame format in detail. [10]
b) Explain Tokenring (IEEE 802.5) in terms of specification and frame
format. [10]
4.a) Explain pre-requisites for Inter-Connection Networks. [10]
b) Explain the various media for Network Communication. [10]
5. Write short notes on any four: [20]
i) SDLC
ii) SPX/IPX
iii) Segmentation
iv) TDM and TDMA
v) Modem
vi) Application Layer Protocols.
MAY 2006 [2980] – 302
Time : 3 Hours Max. Marks 70
Note : 1) Q .No. 1 is compulsory and answer any 3 from
the remaining
2) All question carry equal marks
3) Draw neat diagrams wherever necessary.
1.a) Compare the following : [10]
i) LAN and WAN
ii) Client-server and peer network.
b) Explain OSL Layers and its functions. [10]
2.a) Describe TCP/IP features and also explain IP datagram
Structure in detail. [10]
b) What is structure Cabling ? Explain it in terms of cable
laying methods. [10]
3.a) What is X.25 ? Describe its features and also explain
its architecture. [10]
b) What is HDLC ? Explain different HDLC options. [10]
4.a) What is Modem ? Explain procedure for setting dial up
connection on windows 98. [10]
b) Explain BUS topology (IEEE802.3) in terms of standards,
Specification and frame format. [10]
5. Write shorts notes on any four : [20]
a) BSC.
b) SDLC.
c) Route discovery Protocols.
d) 8PX/IPX>
e) NIC.
f) Cascading of switches.
DEC 2006 [3080] – 302
( 2005 Pattern ) (New)
Time : 3 Hours Max. Marks 70
Note : Q.1 & Q.7 Compulsory
Solve any three from remaining
1.a) Explain DHCP in detail. Explain scope resolution in DHCP
with example. [10]
b) Explain various components used in building LAN. [10]
2. Explain E-mail procedure using message structure, addressing,
Sending and receiving. [10]
3. Explain various IP address scheme with example. [10]
4. Explain SNMP organisation and problem with SNMP. [10]
5. What is firewall ? Explain firewall policies and rules. [10]
6. Compare IPV4 and IPV6 datagram structure. [10]
7. Write shorts Notes any four : [20]
a) Circuit switching
b) Connection- oriented networks
c) Cable transmission media
d) ISDN
e) x.25 network
b) Datalink layer in OSI model
MAY 2007 [3180] – 302
( New Course 2005 Pattern )
Time : 3 Hours Max. Marks 70
Note: 1) Q.1 & Q.6 are compulsory
2) Solve any three From Q.2 To 6.
1.a) What is DNS and DNS protocols ? How delegation of authority
is executed in DNS? [10]
b) Explain TCP as a reliable protocol. [10]
2. Explain REQUEST and RESPONSE in HTTP Communication [10]
3. What is VPN ? Explain IP sec protocol’s role in VPN communication. [10]
4. Explain various component’s used in building a local area network. [10]
5. Explain DHLP scope resolution with example. [10]
6. Write shorts notes (any four) [20]
i) ATM traffic management
ii) IP routing
iii) Firewall
iv) Topologies
v) Gigabyte
vi) Data-link Layer in OSL model.
DEC 2007 [3280] – 302
( New Course 2005 Pattern)
Time : 3 Hours Max. Marks 70
Note : 1) Q.1 & Q. 7 are compulsory
2) Solve any three from the remaining
3) Draw neat diagram wherever necessary
1.a) Explain in detail E-mail Protocols. [10]
b) What is DNS ? Explain DNS resolving process in detail. [10]
2. What is firewall ? Explain different types of firewalls and also
rules and policies on firewall. [10]
3. Explain LAN accessing techniques – CSMA/CD and polling in detail. [10]
4. Explain in detail DHCP & scope resolution. [10]
5. Explain in detail sliding windows and TCP connection. [10]
6.Explain HTTP Communication in detail. [10]
7. Write short notes Any four : [20]
i) Packet switching
ii) Bridge
iii) Ethernet Network
iv) Broadband ISDN
v) Problems with SNMP
vi ) IPV 4 Vs IPV6
MAY 2008 [3380] – 302
(2005 Pattern New)
Time : 3 Hours Max. Marks 70
Note : 1) Q. No1 & 7 are compulsory.
2) solve any three from the remaining.
3) Draw neat diagrams wherever necessary.
1. A) What is DNS ? Explain DNS protocol in detail. [10]
B) Explain HTTP Communication : Response message in detail. [10]
2. What is Security ? Explain different types of security threats . [10]
3. Explain how TCP is reliable protocol. [10]
4. Explain different transmissions protocols used in LAN. [10]
5. Compare the following : [10]
a) Connectionless and connection oriented Networks
b) Peer to Peer and Client-Sever Networks.
6. What is MIME ? Explain its purpose and format in detail. [10]
7. Write short notes (any four) [20]
i) Physical and data link layer its purpose and OSI model.
ii) Router
iii) Gigabit Ethernet
iv) IPV6
v) VSAT.
1. What is HDLC ? Explain HDLC frame format in detail. [10]
2. Explain HTTP Protocol, Request header and Response in detail. [10]
3. Explain the various media for Network Communication. [10]
4. What is Security ? Explain different types of security threats .
Explain encryption and virtual private network? [10]
5. Compare OSI reference model vs TCP/IP models. [10]
6. Explain sliding window protocol [10]
7. What is ATM ? Describe its features and also explain its architecture. [10]
8. Write short notes on any four: [20]
VSAT
IPV6
DNS
X.25
Firewall
Packet Switching
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