Explain the waterfall model, Software Engineering

Assignment Help:

Explain the waterfall model. Explain why it is more advantageous than adhoc methods.

Ans Waterfall Model:

1.The waterfall model is a chronological software development process in which progress is seen as flowing steadily downwards (like a waterfall) through the phases of Initiation, Conception, analysis, design (validation) and testing Construction and maintenance.

2. The first official description of the waterfall model is given by Winston W. Royce in 1950 nevertheless popular in 1970 and further refined by Barry Boehm.

3. To follow the waterfall model one carries on from one phase to the next in a purely sequential manner. For instance one first completes requirements specifications which are set in stone. When the requirements are completely completed one proceeds to design.

4. Process structured as a tumble of phases where output of one is input of next.

5. Several variants of model depending on organization and specific project. However underlying phases are same for all.


Related Discussions:- Explain the waterfall model

Compare the manpower and development time, Q. Compare the Manpower and deve...

Q. Compare the Manpower and development time? Manpower may perhaps refer to labour Manpower either an abstract term for human labour effort as opposed to machines, animals a

Span and average span size of a program, Q. Explain Span and average span s...

Q. Explain Span and average span size of a program? Span dimension indicates the number of statements that pass between successive uses of a variable. For illustration in the f

What is integration testing and system testing, What is the difference in w...

What is the difference in writing the test cases for Integration testing and system testing? Integration testing is done at module level when lots of modules are integrated wit

Explain inspection, Explain Inspection? Ans) An inspection is more forma...

Explain Inspection? Ans) An inspection is more formalized than a 'walkthrough', typically with 3-8 people containing a moderator, reader, and a recorder to take notes. The subje

Show reasons why it is difficult to improve software process, Q. List four ...

Q. List four reasons why it is difficult to improve software process. Ans It is difficult to get better software process due to following reasons: 1. Lack of knowledge-

What is validation testing, What are the conditions exists after performin...

What are the conditions exists after performing validation testing? After performing the validation testing there exists two conditions. The function or performance characteris

Explain the idea behind albrecht''s function points measure, Question: ...

Question: (a) Consider that every software failure can be classified as either • Syntactic, • Semantic, • System crash. Suppose additionally that every system crash fa

Explain software metric, Software metric Any type of measurement which ...

Software metric Any type of measurement which relates to a software system, process or related documentation Lines of code in a program, the Fog index, number of person-days

What is problem, What is Problem Any deviation from defined standards. S...

What is Problem Any deviation from defined standards. Similar as defect.

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