<P> The code is tested at various levels in software testing . Unit , system and user acceptance testings are often performed . This is a grey area as many different opinions exist as to what the stages of testing are and how much , if any iteration occurs . Iteration is not generally part of the waterfall model , but the means to rectify defects and validate fixes prior to deployment is incorporated into this phase . </P>
<P> The code is tested at various levels in software testing . Unit , system and user acceptance testings are often performed . This is a grey area as many different opinions exist as to what the stages of testing are and how much , if any iteration occurs . Iteration is not generally part of the waterfall model , but the means to rectify defects and validate fixes prior to deployment is incorporated into this phase . </P>
during which phase of sdlc are the test cases developed
during which phase of sdlc are the test cases developed
software testing
software testing