ISBN : 9 Once a defect is detected, the occurred and redo some of th correct the defect and its eff development work, it is not p 978-81-963532-2-3 (E-Book) engineers need to go back to the phas e work done during that phase and the ect on the later phases. Therefore, in possible to strictly follow the classical w 2.ITERATIVE WATERFALL MODEL To overcome the major shor the iterative waterfall model. rtcomings of the classical waterfall mo odel, we come up with se where the defect had he subsequent phases to any practical software waterfall model. Fig 3.1: Iterative Waterfall Model Here, we provide feedback p Though errors are inevitable, but it is desirable to detect them in the they occur. If so, this can red paths for error correction as & when de duce the effort to correct the bug. The advantage of this model stage of development which is that there is a working model of the makes it easier to find functional or issues at an early stage of development enables to take corrective budget. The disadvantage with this SDLC model is that it is applicable c Software Engineering Keerthana P, Manasa KN, Ganga D Bengal e system at a very early design flaws. Finding e measures in a limited software development proje ts. This is because it is hard to break a small software system ly to large and bulky on 14 etected later in a phase. he same phase in which
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