How abstraction used in stepwise refinement, Software Engineering

Assignment Help:

Q. How Abstraction used in stepwise refinement?

Abstraction:- Abstraction permits one to concentrate on a problem at some level of generalization without regard to irrelevant low level details employ of abstraction also permits one to work with concepts and terms that are familiar in the problem environment without having to transform them to an unfamiliar structure.

  • It permits considering the modules at the abstract level without worrying about its details.
  • It offers external behaviour of the modules.
  • It is utilized for existing modules as well as for modules that are being design.
  • It is necessary for the problem partitioning.

 


Related Discussions:- How abstraction used in stepwise refinement

Cairs library management system , CARS-LMS: In this section let us try...

CARS-LMS: In this section let us try to learn about a different software package, which is commonly used in some of the libraries abroad. The package is known as CAIRS/LMS or

How will you convince the ceo that crm will make improvement, Marketing and...

Marketing and Sales (M/S) is the focal point of many of Hawkins Cookers Ltd, because they are responsible for selling the company's product (a) Consider you are the Chief Inform

What does data object means, What does data object means? Data object i...

What does data object means? Data object is a group of attributes that behave as an aspect, quality, characteristic or descriptor of the object.

Explain black box testing and its categories, Black Box Testing :-Black Box...

Black Box Testing :-Black Box Testing is also known as behavioural testing, focuses on the functional requirements of the software. It allows the software engineer to derive sets o

Discuss the various strategies of design, Discuss the various strategies of...

Discuss the various strategies of design.  The design strategies are:      Functional design:   The system is designed from a functional viewpoint, initialising from with a

Data Flow Diagram, I need help creating a DFD for an assignment. Is there a...

I need help creating a DFD for an assignment. Is there anyway you could help?

What is software maintenance and cocomo model, What is software maintenance...

What is software maintenance? Software maintenance is a set actions in which program are customized after it has been put into use. COCOMO model :- COnstructive COst MOd

Use of software package, USE OF SOFTWARE PACKAGE: The concept of appli...

USE OF SOFTWARE PACKAGE: The concept of applications software and were told about software packages and their types. In other words, the discussion implies that instead of wri

Diffrence between object and function oriented design, Q. Differentiate bet...

Q. Differentiate between object oriented and function oriented design. Ans: • Function-oriented design depend on identifying functions which transform their inputs to create

How can we re-engineering of any product, How can we re-engineering of any ...

How can we re-engineering of any product One additional difficulty in adopting this approach is large investment which exists in software system maintenance. It requires additi

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