Explain the term- phased, Software Engineering

Assignment Help:

Explain the term-  Phased

In this approach only part of the new system is introduced and only when it proves to work satisfactorily is the next part introduced and so on, until old system is fully replaced

 - If latest part fails, only need to go back in system to the point of failure; thus a failure isn't disastrous

-  More expansive than direct because it is essential to evaluate every phase before moving to the next stage

-  can ensure system works properly before expanding

The below table summarises the risks involved in all 4 methods:

 

930_Phased.png


Related Discussions:- Explain the term- phased

Explain the design principles, Explain the design principles. The d...

Explain the design principles. The design process should not endure from tunnel vision. The design should be traceable to the analysis model. Design should not re

Explain the process specification, Define Process Specification . Proces...

Define Process Specification . Process Specification is used to clarify all flow model processes that appear at the final level of refinement. Check & Convert pressure

What are the phases of problem solving loop, What are the phases of Problem...

What are the phases of Problem solving Loop? Problem definition identifies the problem to be resolved. Technical development helps to resolve the Problem through various Te

What do you mean by polymorphism, Q. What do you mean by Polymorphism? ...

Q. What do you mean by Polymorphism? Polymorphism:- Polymorphism includes the ability to use the same message to objects of different classes and have them behave differently.

Write definition of state transition diagram, Write definition of state tra...

Write definition of state transition diagram? State transition diagram is mainly a collection of states and events. Due to the events the system has to change its state. It als

Determine the higher order programming languages, Determine the Higher orde...

Determine the Higher order programming languages Higher order programming languages such as COBOL and PASCAL came into existence. Use of these made programming much easier. In

Illustrate detailed cocomo model, Q. Illustrate Detailed COCOMO model? ...

Q. Illustrate Detailed COCOMO model? Detailed COCOMO it incorporates all characteristics of the intermediate version with an assessment of the cost driver's impact on every ste

Explain sanity testing, Sanity testing is performed whenever cursory testin...

Sanity testing is performed whenever cursory testing is sufficient to show the application is functioning according to specifications. This level of testing is a subset of regressi

What are decision tables, What are decision tables? Why do we use them? ...

What are decision tables? Why do we use them? - Decision tables are specification-based techniques that are more focused on business rules or business logic. - A decision ta

Write short note on black box testing, Write short note on black box testin...

Write short note on black box testing. The black box testing is also known as behavioural testing. This method fully focuses on the functional requirements of the software. Te

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