BUS 362 Chapter Notes - Chapter 3: Functional Requirement, System Request, Business Analysis
Document Summary
Basic process of analysis: understand existing situation (the as-is system, define requirements for the new system (the to-be system) Identify improvements: system proposal - a document compiling the detailed requirements definition statement, use cases, process model, and data model together with a revised feasibility analysis and work plan. Performed to transform the system request"s highest-level statement of business requirements into a more detailed, precise list of what the new system must do to provide the needed value to the business. What is a requirement: requirement: a statement of what the system must do or what characteristics it needs to have, provide different perspectives, business requirements, user requirements, functional requirements. International institute of business analysis (iiba) defines these as the product capabilities, or things that a product must do for its users: system requirements, non functional requirements. Iiba defines as group of requirements as the quality attributes, design, and implementation constraints, and external interfaces which a product must have.