what are the advantages and disadvantages of waterfall model?

Answers were Sorted based on User's Feedback



what are the advantages and disadvantages of waterfall model?..

Answer / arif

DisAdvatages

1. Inflexible partitioning of the project into distinct
stages makes it difficult to respond to changing customer
requirements.
2. The lifecycle can take so long that the original
requirements may no longer be valid by the time the system
is implemented.
3. Estimating time and costs is difficult for each
stage.

Is This Answer Correct ?    125 Yes 25 No

what are the advantages and disadvantages of waterfall model?..

Answer / chavishanka

Advantages of Waterfall Model
1. Clear project objectives.
2. Stable project requirements.
3. Progress of system is measurable.
4. Strict sign-off requirements.

Disadvantages of Waterfall Model
1. Time consuming
2. Never backward (Traditional)
3. Little room for iteration
4. Difficulty responding to changes

Is This Answer Correct ?    70 Yes 11 No

what are the advantages and disadvantages of waterfall model?..

Answer / kumar

Advantages:
Model is simple.
Easy to understand.

Disadvantages:
Time consuming as the testing process starts the last
stages
till the build is given for testing the testers will be
idle.
hence man power is wasted

Is This Answer Correct ?    67 Yes 13 No

what are the advantages and disadvantages of waterfall model?..

Answer / sreenu

actually the waterfall model is a dependent model.
so in the every phase depends upon another phase.So after
completion one phase(sdlc) then goes to next phase.
for example after completion of coding testing should
happen.it should dependent.
If u want to add any new requirement it should be so cost
effective.

advantage is cheaper.

Is This Answer Correct ?    72 Yes 34 No

what are the advantages and disadvantages of waterfall model?..

Answer / ch.s.m.prasad

Advantages:
it is simple and easy to understand.
it takes less cost.
disadvantages:
in this stage every phase requirements are freezed.
we can't do modifications.

Is This Answer Correct ?    41 Yes 23 No

what are the advantages and disadvantages of waterfall model?..

Answer / sadaf zuberi

It is difficult to accommodate any change after the
requirement is finished or we can say that it freeze the
requirement phase

Is This Answer Correct ?    26 Yes 10 No

what are the advantages and disadvantages of waterfall model?..

Answer / shikhar

Advantages of Waterfall Model:

1- Simple and Easy to use.
2- Easy to Manageable.
3- The Amount of resources to implement this model is very minimal.
4- Documentation is produced at every stage.

Disadvantages of Waterfall Model:

1- Not Suitable for real time project.
2- Time Consuming.
3- We cannot go back, if the design phase has gone wrong, things can get very complicated in the implementation phase.
4- Small changes or errors that arise in the completed software may cause a lot of problem.
5- Until the final stage of the development cycle is complete, a working model of the software does not lie in the hands of the client.

Is This Answer Correct ?    8 Yes 2 No

what are the advantages and disadvantages of waterfall model?..

Answer / palak shah

ADVANTAGE

1) helps you to be perfect.
2) logic of software development is clearly understood.
3) Project management.
i.e;
a)assurance of task completed.
b)better project review.
c)better resource allocation.
d)better resource utilization.

project planning is best done in waterfall model.

Is This Answer Correct ?    16 Yes 16 No

what are the advantages and disadvantages of waterfall model?..

Answer / kerti

advantages:
>easy to explain and implement
>stages and activities are well defined
>helps to plan and schedule the project
>verification at each stage ensures early detection of errors
>the amount of resources required are very less
>documentation is produced at every stage
>after every stage of coding, testing is performed
Disadvantages:
>cannot go back,if design phase mhas gone wrong,things can
get very complicated in implementation phase.
>small changes that arise in completed software may cause
lot of problems

Is This Answer Correct ?    1 Yes 1 No

what are the advantages and disadvantages of waterfall model?..

Answer / daisan

advantages: 1.Requirements are freezed so we would able to create stable software. 2. Deadline can be set and managerial control very easily 3.documentation properly follow

Is This Answer Correct ?    0 Yes 0 No

Post New Answer

More Manual Testing Interview Questions

Hi friends, Intw qs : 1.wat wil a tester do if the developer rejects or doesnt accept the bug u report. thou u try to shw the snap shots wat would b ur next step 2. wat are the quality factors ...explain Cost of quality 3. Wat is root cause analysis : Explain fisher model regds, swati

2 Answers   McAfee,


diffrence between application testing and product testing?

9 Answers   Satyam,


Tell me the situation where sanity test cases should pass and smoke test cases fail...?

6 Answers  


Wht are the Test cases do we write for Message Box.. can anybody answer it.. Thanks in Advance..

3 Answers   ACS,


Explain?V?model?

1 Answers   Covansys,






What type of testing you perform in organization while you do system testing, give clearly?

0 Answers  


what is the difference between Risk based and Requirement based testing???

0 Answers  


one deffectis found then we send it to the developers.and they released a new build.What we test in that build?The whole application or the only test cases where we got the deffect.

3 Answers  


What are the goals of a performance testing of a web application

1 Answers   ProKarma,


What is a Test Bed?

4 Answers  


what is meant by alpha testing?

7 Answers   STC,


Describe V Model with the entry criteria of each Test Phase.

1 Answers   Fiserv,


Categories