What is Advantages and Disadvantages of evolutionary development model?

Answer 1

-Poor design

-The code may be damaged because of frequent changes

-Unrealistic schedule and budget expectation

Advantage

· Can be used when requirements are not specified

· The user can experiment with the system to improve the requirements.

· gaining a positive impression from the target market

• Quicker delivery of the system
• increases the chance of having the client satisfied with the working system
• Allows refinement of an existing program and do minor improvements, rather than re-writing a whole program

disadvantage

· High-risk attempt

· Strong management is required.

· Difficult to forecast the completion date of the project

· Cost high time and money

· Requires a good project management team in terms of knowledge and skills

· Not useful for every project

· Can be used to avoid documenting the requirements of the system.

· Information can be lost through so many improvement changes

Answer 2

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