Funkcionalnost
Funkcionalnost is a term used in software engineering and product design to describe the set of operations a product can perform to meet user needs. It encompasses the features, tasks, and behaviors that users can expect when interacting with the system, and is distinct from how the system performs those tasks, such as through its usability or performance characteristics.
Functional requirements define the expected behavior in specific situations. Examples include user login, data entry, search,
Non-functional requirements relate to how well the functionality works, including reliability, security, performance, accessibility, and maintainability.
In practice, functional design is iterative: define use cases, implement features, test against acceptance criteria, and
Measurement and management of functionality focus on feature completeness, alignment with user needs and business goals,