Re: verification vs validation

Verification proves (or at least, attempts to prove) that the design meets
the specification.
Validation proves that original specification was sound.

Check out www.dictionary.com

--
Ian Poole, Consultant

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"Marc Randolph" <[EMAIL PROTECTED]> wrote in message
news:[EMAIL PROTECTED]
> pradeep wrote:
> > hi rick,
> >
> > i am sorry for asking these type of trivial questions,
> >
> > let me be the first person to answer.
> >
> > Difference between verification and validation
> >
> > Validation and verification refer to the process of satisfying the
> > requirement, but the difference lies in the level of testing.
> >
> > Verification refer to lower level of test, like testing of module,
> > interface etc. Verification tests are conducted by the developer.
> >
> > Whereas validation occurs at the final stage prior to the acceptance
> > of a product for release. Validation tests are normally conducted by a
> > party that is independent of the developer (Quality Assurance or the
> > test group)
>
> Looking at the definition of those two words, you could just as easily
> reverse the wording of the last two paragraphs and you would be equally
> correct.
>
> The company I work for has a group called DVT (design verification and
> test).  They are the high level testers... the final stage prior to
> product release.  I'll bet others in the group have similar "final test"
> groups that use the word validation rather than verification.
>
> In my opinion, the words have close enough meanings that confusion would
> result if an organization tried to use them, by themselves, to mean two
> different things.
>
> Have fun,
>
>     Marc
>