Complete the table below for comparing the lifecycle model process models.Process Model Pros ConsWaterfallPrototypingSpiralV-ModelIterative Enhancement

Sure, here is a comparison of the lifecycle model process models:

1. Waterfall Model:

   • Pros: Simple and easy to understand and use. It is easy to manage due to the rigidity of the model – each phase has specific deliverables and a review process.
   • Cons: Once a step has been completed, developers can’t go back to a previous step – no room for changes or errors. This model is not suitable for the projects where requirements are at a moderate to high risk of changing.

2. Prototyping Model:

   • Pros: This model is flexible in design and development phase and user interaction is involved. Errors can be detected much earlier.
   • Cons: Managing this model can be confusing and complex. There is a lack of emphasis on necessary designing and documentation.

3. Spiral Model:

   • Pros: High amount of risk analysis, good for large and mission-critical projects. Software is produced early in the software life cycle.
   • Cons: Can be a costly model to use. Risk analysis requires highly specific expertise. The project’s success is highly dependent on the risk analysis phase.

4. V-Model:

   • Pros: Simple and easy to use. Each phase has specific deliverables. Higher chance of success over the waterfall model due to the development of test plans early on during the life cycle.
   • Cons: Very rigid. Little flexibility and adjusting scope is difficult and expensive. Software is developed during the implementation phase, so no early prototypes of the software are produced.

5. Iterative Enhancement Model:

   • Pros: Produces a working version of the product quickly. Regular changes can be made as the product is being developed.
   • Cons: Each phase of an iteration is rigid with little flexibility. Problems may arise pertaining to system architecture because not all requirements are gathered up front for the entire software life cycle.