Advantages and Dis-advantages of V-model

Advantages of V-model (SDLC)

These are the advantages V-Model offers in front of other systems development models:

  • The users of the V-Model participate in the development and maintenance of The V-Model. A change control board publicly maintains the V-Model. The change control board meets anywhere from every day to weekly and processes all change requests received during system development and test.
  • The V-Model provides concrete assistance on how to implement an activity and its work steps, defining explicitly the events needed to complete a work step: each activity schema contains instructions, recommendations and detailed explanations of the activity.

Limitations or Dis-advantages of V-model (SDLC)

The following aspects are not covered by the V-Model, they must be regulated in addition, or the V-Model must be adapted accordingly:

  • The placing of contracts for services is not regulated.
  • The organization and execution of operation, maintenance, repair and disposal of the system are not covered by the V-Model. However, planning and preparation of a concept for these tasks are regulated in the V-Model.
  • The V-Model addresses software development within a project rather than a whole organization.


  1. It is also called as verification and validation Model.
    This means the verification and validation will be done side by side.
    It emphasis the strict process flow to develop a quality product.
    The errors occurred in any phase will be corrected in that phase itself.

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