Before revision: The product of this stage is a complete requirements specification document which is made up of: the updated data catalogue the updated requirements catalogue the processing specification which in turn is made up of user role/function matrix function definitions required logical data model entity life-histories effect correspondence diagrams Stage 4 – Technical system options This stage is the first towards a physical implementation of the new system .
After revision: applicationThe product of this stage is a complete requirements specification document which is made up of: the updated data catalogue the updated requirements catalogue the processing specification which in turn is made up of user role/function matrix function definitions required logical data model entity life-histories effect correspondence diagrams Stage 4 – Technical system options This stage is the first towards a physical implementation of the new system .