CS610- Computer Network Complete Final Term Paper

FINALTERM  EXAMINATION

Fall 2008

CS610- Computer Network

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

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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

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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

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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

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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

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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

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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

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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?

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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 )

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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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CS605- Software Engineering II Complete Final Term Paper 2008

FINALTERM  EXAMINATION

Fall 2008

CS605- Software EngineeringII (Session - 1)

Ref No:

Time: 120 min

Marks: 70

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Question No: 1    ( Marks: 1 )    - Please choose one

 The purpose of earned value analysis is to

       ► determine how to compensate developers based on their productivity

       ► provide a quantitative means of assessing software project progress

       ► provide a qualitative means of assessing software project progress

       ► set the price point for a software product based on development effort

   

Question No: 2    ( Marks: 1 )    - Please choose one

   The RMMM plan assists the project team in developing strategy for dealing with risk. In this context, an effective strategy must consider:

       ► Risk avoidance

       ►  Risk monitoring

       ►  Risk management and contingency plan

       ►  All of the given choices

   

Question No: 3    ( Marks: 1 )    - Please choose one

 The component-based development model is

       ► only appropriate for computer hardware design.

       ► not able to support the development of reusable components.

       ► dependent on object technologies for support.

       ► not cost effective by known quantifiable software metrics.

   

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Question No: 4    ( Marks: 1 )    - Please choose one

 In ___________ representation of CMMI model, consideration is given to improve all the defined processes areas.

       ► Staged

       ► Continuous

   

Question No: 5    ( Marks: 1 )    - Please choose one

 If you know the relationship between the use cases, classes, GUIs, Test cases and other artifacts then we can say that requirements are traceable in that project.

►True

►False

   

Question No: 6    ( Marks: 1 )    - Please choose one

 There could be multiple GUIs to satisfy one requirement

►True

►False

   

Question No: 7    ( Marks: 1 )    - Please choose one

 Check in and Check out is actually one and the same process with two different names

►True

►False

   

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Question No: 8    ( Marks: 1 )    - Please choose one

 If a new version of a product is released by fixing the bugs in the previous release then it is termed as _________________

►Product Update

►Product Upgrade

►Defect Removal

►Product Performance

   

Question No: 9    ( Marks: 1 )    - Please choose one

 When an Item is baselined, it becomes frozen, here frozen means, that the item can be changed only by creating an old version

►

►

   

Question No: 10    ( Marks: 1 )    - Please choose one

 Configuration Item identification involves:

►Identifying the structure of the s/w system

►Uniquely identify individual components

►Uniquely identifying various revisions

►All of the given

   

Question No: 11    ( Marks: 1 )    - Please choose one

 Incomplete Configuration identification documents may result in:

►Schedule Product

►all of the given choices are correct

►Defective Product

►Higher Maintenance Costs

   

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Question No: 12    ( Marks: 1 )    - Please choose one

 If Configuration item identification is not identified, it is possible to control changes and establish records.

       ► True

       ► False

   

Question No: 13    ( Marks: 1 )    - Please choose one

 Availability and Reliability are concerned with

       ► Perceived quality

       ► Quantitatively measured quality

   

Question No: 14    ( Marks: 1 )    - Please choose one

 Software Availability can be calculated by the following equation:

       ► Availability = (MTTR/MTTF) x 100

       ► Availability = (MTBF/MTTR) x 100

       ► Availability = (MTTF/MTBF) x 100

       ► Availability = (MTBF/MTTF) x 100

   

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Question No: 15    ( Marks: 1 )    - Please choose one

 Phase Index can be calculated by the help of the following formula, where

Ei – the total number of errors uncovered during the ith step in the SE process

Si – number of serious errors

Mi – number of moderate errors

Ti – number of minor errors

PSi – product size at the ith step

ws, wm, wt – weighting factors for serious, moderate, and minor errors

       ► PIi = ws(Si/Ei) + wm(Mi/Ei) + wt(Ti/Ei)

       ► PIi = ws(Si/Ei) + wm(Mi/Mi) + wt(Ti/T)

       ► PIi = ws(Si/Ei) + wm(Mi/Mi) + wt(Ti/Ei)

       ► PIi = ws(Si/S) + wm(Mi/M) + wt(Ti/E)

   

Question No: 16    ( Marks: 1 )    - Please choose one

 The higher the Error Index, the higher will be the Defect Removal Efficiency

       ► True

       ► False

   

Question No: 17    ( Marks: 1 )    - Please choose one

 The goal of quality assurance is to provide management with the data needed to determine which software engineers are producing the most defects.

       ► true

       ► false

   

Question No: 18    ( Marks: 1 )    - Please choose one

 From the following listed software development Model, which one is an object oriented model

       ► Classical life cycle model

       ► Fountain model

       ► Spiral model

       ► Waterfall model

   

Question No: 19    ( Marks: 1 )    - Please choose one

 The prototyping model of software development is

       ► a reasonable approach when requirements are well defined.

       ► a useful approach when a customer cannot define requirements clearly.

       ► the best approach to use for projects with large development teams.

       ► a risky model that rarely produces a meaningful product.

   

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Question No: 20    ( Marks: 1 )    - Please choose one

 ___________________is a team organization where there is no permanent leader and task coordinators are appointed for short duration. Decisions on problems and approach are made by group consensus and communication among team is horizontal.

       ► Democratic decentralized (DD)

       ► Controlled decentralized (CD)

       ► Synchronous paradigm (SP)

       ► Controlled centralized (CC)

   

Question No: 21    ( Marks: 2 )

 Discuss the role of program restructuring in software reengineering?

   

Question No: 22    ( Marks: 2 )

 Differentiate Change Control Authority (CCA) and Change Control Board (CCB)?

   

Question No: 23    ( Marks: 2 )

 Give the uses of Time Boxing?

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Question No: 24    ( Marks: 3 )

 Differentiate between organizational maturity and process area capability?

   

Question No: 25    ( Marks: 3 )

 What would you understand by the conventional numbering of the product release?

   

Question No: 26    ( Marks: 3 )

 What would this model depict?

   

Question No: 27    ( Marks: 5 )

 How we schedule a project with the help Critical Path Method (CPM)? Give only key points.

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Question No: 28    ( Marks: 5 )

 What problems can be caused by following bad smells in code?

·       Large class

·       Short gun surgery

   

Question No: 29    ( Marks: 5 )

 Briefly explain the following graph

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Question No: 30    ( Marks: 10 )

 What are the difficulties in maintaining the Legacy System?

   

Question No: 31    ( Marks: 10 )

 If we have collected the historical data of our organization, how the data related to errors help in assessing the quality of the present project?

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