Briefly explain the terms ''cohesion'' and ''coupling'', Computer Networking

Assignment Help:

QUESTION 1

(a) Draw a use-case model for the above system. You must identify all possible actors and use-cases.

(b)

  • Assume you are using the Rational Unified Process as Object-Oriented development methodology for building the system. Briefly describe the different phases and workflows of the RUP.
  • What are the benefits that might be gained when using such a life-cycle?

(c) Explain the difference between a structured methodology for developing software and the object-oriented approach. Use examples to illustrate your answer.

QUESTION 2

(a) Build a class model for the above system. You must identify all possible classes, their relationships, relationship multiplicities, two attributes and two methods for each class.

(b) Explain the difference between a link and an association. Use a simple example to illustrate your answer.

(c) Briefly explain the terms ‘cohesion' and ‘coupling'.

(d) What are the main factors which contribute to software complexity?

QUESTION 3

(a) Draw a Sequence Diagram for the process of assigning a driver to a particular bus going on a special route. Show clearly the objects involved and the flow of messages.

(b) What is a state diagram? Use an example from the case study to illustrate your answer.


Related Discussions:- Briefly explain the terms ''cohesion'' and ''coupling''

The functions of the typical server program, What are the functions of the ...

What are the functions of the typical server program? Ans) It waits for client-initiated requests. Implements many requests at the similar time. Takes care of VIP clients first.

Networks edge and technologies - computer networks , Networks Edge  and Te...

Networks Edge  and Technologies Network  Edge  provides  information  exchange  between  the access network  and the core  network. The devices  and facilities in the network

What are the ethernet frame fields, Ethernet Frame Fields Preamble ...

Ethernet Frame Fields Preamble - seven bytes of alternating 0s also 1s to notify receiver of incoming frame and to provide synchronization SFD (Start frame delimiter)

List of many potential users of the intranet, List of many potential users ...

List of many potential users of the Intranet List of many potential users of the Intranet, both commonly used and not so commonly used. Company Documents o   Manu

What is packet filter, What is packet filter? Packet filter is a standa...

What is packet filter? Packet filter is a standard router up to with some extra functionality. The extra functionality permits every incoming or outgoing packet to be inspected

Processor arrangements-array, Processor Arrangements It is a very frequ...

Processor Arrangements It is a very frequent event in data parallel programming to group a number of processors to perform definite tasks. To reach this goal, HPF gives a direc

What security risks present on the networks, Security risks present on the ...

Security risks present on the networks Lots of risks are present everywhere on Internet as well as on Intranet, if it is not known what is being done. Every day a number of

use dijkstras shortest-path algorithm compute short path, Consider the fol...

Consider the following network example. With the indicated link costs along each link in the figure, use Dijkstra's shortest-path algorithm to compute the shortest path from x to a

Write Your Message!

Captcha
Free Assignment Quote

Assured A++ Grade

Get guaranteed satisfaction & time on delivery in every assignment order you paid with us! We ensure premium quality solution document along with free turntin report!

All rights reserved! Copyrights ©2019-2020 ExpertsMind IT Educational Pvt Ltd