The V-Shaped SDLC is sequential and each phase is completed before the next phase begins.

Testing is emphasized in the V-Shaped model. The testing procedures are developed early in the life cycle before any coding is done, during each of the phases before implementation.

The V-Shaped SDLC model starts with requirements gathering and then a system test plan.

The implementation phase is where all coding takes place. Once coding is complete, the execution switches to the test plans developed earlier in the life cycle.

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