Master of Science I (Computer Science)
Examination: Oct Nov 2016 Semester II (Old CGPA)
SLR No. Day
Date Time Subject Name Paper
No. Seat No.
SLR SC
313
Saturday
19/11/2016
10:30 AM
to
01.00 PM
Computer
Communication
Network
C
VI
Instructions: Question no. 1 and 2 are compulsory.
Attempt any three questions from Q.no.3 to Q.no.7.
Figures to the right indicate full marks.
Total Marks: 70
Q.1 Select the most correct alternative- 10
Bluetooth is an example of
personal area network local area network
virtual private network none of the mentioned
A a device that forwards packets between networks by
processing the routing information included in the packet.
bridge firewall
router all of the mentioned
The first Network
CNNET NSFNET
ASAPNET ARPANET
OSI stands for
Open System Interconnection
Operating System Interface
Optical Service Implementation
None of the mentioned
ADSL is the abbreviation of
Asymmetric Dual Subscriber Line
Asymmetric Digital System Line
Asymmetric Dual System Line
Asymmetric Digital Subscriber Line
What is the use of bridge in network?
to connect LANs to separate LANs
to control Network speed All of these
DNS is the abbreviation of
Dynamic Name System Dynamic Network System
Domain Name System Domain Network Services
IPV4 address is
8 bit 16 bit
32 bit 64 bit
Page 1 of 2
How many layers does OSI reference model have?
4 5
6 7
10) What is the default subnet mask for a class C network?
127.0.0.1 255.0.0.0
255.255.0.0 255.255.255.0
State True or False: 04
The IPV4 addresses are unique and universal.
NAT is abbreviation of Network Address Translation.
ARP is abbreviation of Address Resource Protocol.
DHCP provides static and dynamic address allocation that can be manual
or automatic.
Q.2 Write short notes on: 08
DNS
HDLC
Answer the following: 06
What are the uses of computer network?
What is network hardware?
Q.3 Explain error detection and error correction codes. 07
What is routing? Explain different routing techniques in details. 07
Q.4 Discuss various remote procedure calls for transport layer. 07
Explain the architecture services of application layer. 07
Q.5 Explain the connection oriented and connectionless services. 07
Explain congestion prevention policies. 07
Q.6 Explain sliding window protocol in brief. 07
Difference between datagram and virtual circuits. 07
Q.7 Explain the following protocol: IPV4 ARP 08
What is internet routing? Explain it. 06