The Requirements Analysis and Design Definition knowledge area includes the following tasks:

• Specify and Model Requirements: describes a set of requirements or designs in detail using analytical techniques.
• Verify Requirements: ensures that a set of requirements or designs has been developed in enough detail to be usable by a particular stakeholder, is internally consistent, and is of high quality.
• Validate Requirements: ensures that a set of requirements or designs delivers business value and supports the organization's goals and objectives.
• Define Requirements Architecture: structures all requirements and designs so that they support the overall business purpose for a change and that they work effectively as a cohesive whole.
• Define Solution Options: identifies, explores and describes different possible ways of meeting the need.
• Analyze Potential Value and Recommend Solution: assesses the business value associated with a potential solution and compares different options, including trade-offs, to identify and recommend the solution option that delivers the greatest overall value.