Answer / raghu

Water fall model when the process is running u cant do any
kind of changes in the middle of your project.
V-model -- here verification and validation is done
simoltaneously and the outcome product is a QUALITY product

Answer / @mit

Main diffrence in b/w waterfall & V model are as follows:-

-In Waterfall Model,output of any phase is the Input of
other phase like after completion of Requirement phase next
phase will come i.e Design and so on which is main drawback
of waterfall model while in V Model both phases
(Verification and validation) are on going activities.

-In waterfall model,any error occured in any phase can be
traced or rectified laterly while in V model error can be
traced on same phase.

-In waterfall model,cost of fixing and finding the bug is
very huge as error will finds in later stage even TESTING
will done only at once as per as schedule while in V model
after completion of any phase Testting comes in picture and
cost of finding nad rectify the bug is low.

Now a days, V Model is adopt by various companies due to
its benefits over Waterfall Model.

Answer / pratap

in Waterfallmodel the requirements must be feasible where in
v-model this is not compulsory.
in waterfall model each and every phase of SDLC should
feasible then only it will go forward.
whereas in V-model SDLC phase all will be work in parallel
method

Answer / sushma

water fall model is used when the project is small and
requirements are very clear.
where as v-model is used if the project is small and the
requiremqnts are not clear.

Answer / k.chandra sekhar

a) When the customer or client requirements clear then
that time use the waterfall model
j) QA is the verification-developers
k) QC is the validate-test
l) UAT is the client


My name is k.chandra sekhar,
My phone no are 9246540049 65880049, Hyderabad.
My mail id is ndra_143@yahoo.co.in
I am taking the class for projects and interview trips if
you interest contact

i'm 2007 passed out.I'm very much interested in testing.i tried very hard to get a job.wat to do if i don't get a job in small company also?

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