Information Technology Reference
In-Depth Information
Iteration 1
Figure 12.7
Determine
requirements
Prototyping
Prototyping is an iterative approach
to systems development.
Iteration 2
Determine
requirements
Analyze
alternatives
(final)
Iteration 3
Analyze
alternatives
Determine
requirements
Specify design
Analyze
alternatives
Specify design
Implement
design
Implement
design
User
review
Specify design
User
review
Implement
design
Changeover
Systems development
initiated
Figure 12.8
Refining During Prototyping
Each generation of prototype is a
refinement of the previous
generation based on user feedback.
Investigate and analyze
problem sufficiently to develop
workable solution
Develop prototype
Put prototype into
operation
Refine and modify prototype
Complete component
or system
 
Search WWH ::




Custom Search