===== Requirement =====
[[dido:public:ra:xapend:xapend.a_glossary:start| Return to Glossary ]]

A **Requirement** specifies a capability or [[dido:public:ra:xapend:xapend.a_glossary:c:condition|condition]] that must (or should) be satisfied. A requirement may specify a function that a system must perform or a [[dido:public:ra:xapend:xapend.a_glossary:p:performance|performance]] condition a system must achieve.

Source: [[https://www.omg.org/spec/ReqIF/1.2/PDF | Requirement ]]