Advantage and disadvantage of waterfall model,v model and iteration or incremen

Advantage and disadvantage of waterfall model,v model and
iteration or incremental model?

Question Posted / sahil.mandal

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Advantage and disadvantage of waterfall model,v model and iteration or incremental model?..

Answer / arun130887

Waterfall Model:
Advantage:
1.Here we dont do rework,So quality of Product will
high.
2.Suitable for short duration period.
Dis-Advantage:
1.It is not suitable change driven project.
V-Model:
Advantage:
Since we begins development and testing process
parallely,
1.Save Time
2.Minimize Cost of Project
Dis-Advantage:
1.If any change in previous module,then its make
more impact on development as well as testing.
Incremental model:
Advantage:
1.Since it is iterative process we can deliver
quality products

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Advantage and disadvantage of waterfall model,v model and iteration or incremental model?..

Answer / mamatha

Advantage of WATER FALL model is here requirements are
freeze so we cannot change requirements.hence it will be
used in medical instruments,laproscopic surgery..this also
have disadvantage in freezing feature because, customer asks
any changes and do modification requirements,its impossible
with this model.
V-MODEL ADVANTAGES
Here developing and testing activities goes on parallaly
hence customer get more clearence about his product
DISADVANTAGES
IT needs more documentation work
ITERATION MODEL also called as AGILE METHODOLOGY its
recently invented model and it provide more user
friendliness to customers.Here customer get ides about his
product in stagewise, because as soon as scrum team finish
his work test that product and delivers to customers

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