Before revision: In the following diagram, these stages are divided into ten steps, from definition to creation and modification of IT work products: Systems analysis and design Systems analysis and design (SAD) can be considered a meta-development activity, which serves to set the stage and bound the problem.
After revision: hyIn the following diagram, these stages are divided into ten steps, from definition to creation and modification of IT work products: Systems analysis and design Systems analysis and design (SAD) can be considered a meta-development activity, which serves to set the stage and bound the problem.