FINALTERM EXAMINATION
Fall 2008
CS610- Computer Network
Ref No: Time: 120 min
Marks: 70
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Question No: 1 ( Marks: 1 ) - Please choose one
The number of connections needed for N computer in direct point to point communication is equal to:
► (N2 –N)/2
► N(N- 1)
► N2
► None of the given
Question No: 2 ( Marks: 1 ) - Please choose one
When an application--------------- data, it makes a copy of the data available to all other computers on the network.
► Broadcasting
► Multicasting
► Unicasting
► None of the given
Question No: 3 ( Marks: 1 ) - Please choose one
Ethernet uses a ------ bit static addressing scheme in which each device is assigned a unique address by the manufacturer.
► 64
► 48
► 32
► 8
Question No: 4 ( Marks: 1 ) - Please choose one
A system with redundant bridges might have a problem with_______ in the system.
► Loop
► Filters
► Spanning Trees
► All given choices
Question No: 5 ( Marks: 1 ) - Please choose one
The product of delay and throughput measures the _____ of data that can be present on the network.
► Area
► Volume
► Length
► None of the given
Question No: 6 ( Marks: 1 ) - Please choose one
Connectionless service, Message-Oriented protocol, best effort delivery service, arbitrary interaction and operating system independent are the characteristics of _____________
► TCP
► UDP
► IP
► None of the given
Question No: 7 ( Marks: 1 ) - Please choose one
Connection-oriented service, Point-to-point, Complete reliability, Full-duplex communication, Stream interface, Reliable connection startup and Graceful connection shutdown are the services provided by__________
► None of the given
► TCP
► UDP
► IP
Question No: 8 ( Marks: 1 ) - Please choose one
The process of using a routing table to select a next hop for a given datagram is called_________
► Encapsulation
► Reassembling
► Routing or forwarding
► None of the given
Question No: 9 ( Marks: 1 ) - Please choose one
____________ uses distance vector approach to define routing
► BGP
► OSPF
► RIP
► None of the given
Question No: 10 ( Marks: 1 ) - Please choose one
A multicast routing scheme in which the protocol software builds a delivery tree from a central point is called__________
► Distance Vector Multicast Routing Protocol (DVMRP)
► Core Based Trees (CBT)
► Protocol Independent Multicast_ Sparse Mode (PIM-SM)
► Protocol Independent Multicast _ Dense Mode (PIM-DM)
Question No: 11 ( Marks: 1 ) - Please choose one
One repeater _______, two repeaters ________ the maximum cable length limitation.
► doubles, cancel
► doubles, triple
► square roots, cude roots
► and, triple
Question No: 12 ( Marks: 1 ) - Please choose one
Whenever it handles a packet, IP software needs to separate the destination address into a _________ and ___________.
► postfix, Infix
► non of these
► Infix, prefix
► prefix, suffix
Question No: 13 ( Marks: 1 ) - Please choose one
Although message exchange can be used to bind addresses, sending a request for each binding is hopelessly inefficient.
► True
► False
Question No: 14 ( Marks: 1 ) - Please choose one
ARP is almost always used to bind a ___-bit IP address to a ___-bit Ethernet address.
► 32, 48
► 24, 32
► 32, 64
► 32, 128
Question No: 15 ( Marks: 1 ) - Please choose one
End-to-end delivery service is connection oriented.
► True
► False
Question No: 16 ( Marks: 1 ) - Please choose one
A single networking technology is best for all needs.
► True
► False
Question No: 17 ( Marks: 1 ) - Please choose one
In the 1970s large organizations began to acquire multiple networks. Each network in the organization formed island. Employees needed to choose a computer appropriate for each task. So they needed multiple screens, keyboards and computers.
► False
► True
Question No: 18 ( Marks: 1 ) - Please choose one
Which method of Address Resolution Protocol is useful with any hardware?
Were "T" stands for Table lookup, "C" for Closed-form Computation and "D" for Data Exchange?
► T
► C
► D
► C, D
Question No: 19 ( Marks: 1 ) - Please choose one
In which method of Address Resolution Protocol the protocol address is determined by hardware address?
Were "T" stands for Table lookup, "C" for Closed-form Computation and "D" for Data Exchange?
► T
► D
► C
► T, C
Question No: 20 ( Marks: 1 ) - Please choose one
We use the term _______ to refer to a measure of the path that routing software use when choosing a route.
► routing path
► routing metric
► routing
► switching
Question No: 21 ( Marks: 2 )
Is there a comparision between TCP/IP reference model and ISO reference model.
Question No: 22 ( Marks: 2 )
Does OSPF only share information within an area or does it allow communication between areas?
Question No: 23 ( Marks: 2 )
What are the implimentations of Network Address Translation?
Question No: 24 ( Marks: 3 )
Describe the difference between static and dynamic routing?
Question No: 25 ( Marks: 3 )
What is the first address in the block if one of the addresses is 140.120.84.24/20?
Question No: 26 ( Marks: 3 )
Write three new features of IPV6.
Question No: 27 ( Marks: 5 )
What is the difference between an interior gateway protocol and an exterior gateway protocol? Name an example of each.
Question No: 28 ( Marks: 5 )
As the Internet grew, the original Classful addressing scheme became a limitation, what is was the designed solution.
Question No: 29 ( Marks: 5 )
What are IPv6 ADDRESS NOTATION?
Question No: 30 ( Marks: 10 )
LIST SOME CHARACTERISTICS OF A CLIENT.
Question No: 31 ( Marks: 10 )
With help of the diagram below, explain TCP Segment Format:
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