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''

How to protect computer hardware by threats, How to protect computer Hardwa...

How to protect computer Hardware by threats The first component in the computer system vulnerable to attacks or threats, and most important to be protected, is the hardware.

Show the error correction by hamming code, Q. Show the Error Correction by ...

Q. Show the Error Correction by Hamming Code? Hamming Code is able to be applied to data units of any length and uses the relationship between data and redundancy bits For i

Describe the steps involved in network simplex method, QUESTION 1: (a) ...

QUESTION 1: (a) Define what you understand by the following terms in Network Flows: i) UnDirected Path ii) Directed Path iii) Directed Cycle. iv) Tree In each of the abov

Illustrate about OSI architecture, Explain ISO's OSI Architecture The O...

Explain ISO's OSI Architecture The Open System Interconnection (OSI) is a standard reference model for communication among two end users in a network. It is used in developing

Explain mesh interconnection networks, Mesh : This is two dimensional netwo...

Mesh : This is two dimensional networks.  In this all processing elements are organised in a two dimensional grid. The processor in the row i and column j are indicated by PE i .

Explain what is meant by circuit switching, Question 1: (a) Explain wh...

Question 1: (a) Explain what is meant by circuit switching? Give its main shortcoming and explain its relevance in telephone systems. (b) Outline the differences betwee

Show the distribution of name space, Q. Show the Distribution of Name Space...

Q. Show the Distribution of Name Space? Distribution of Name Space --Information for domain name space must be stored on multiple servers (DNS servers) to be efficient

Sole access protocol in parallel programming , Sole Access Protocol Th...

Sole Access Protocol The atomic operations, which have conflicts, are handled using sole access protocol. The process used for synchronization in this protocol is given below:

Bridge - network layer and routing , Bridge A bridge  operation sin bo...

Bridge A bridge  operation sin both  physical  and data link  layer of OSI model. At physical  layer  it works  like  repeater as it regenerates the  signal  and performs  int

sorting circuit along with odd-even merging circuit, As we previously know...

As we previously know, the merge sort algorithm needs two circuits, i.e. one for merging and second for sorting the sequences. Thus, the sorting circuit has been derived from the 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