Glossary of Unified Modeling Language Terms - I

I

• Inheritance - where a new more specific Class derives part of its definition from an existing more general Class
• Initial node - the start point of an Activity diagram
• Initial pseudostate - points to the initial State of an Object
• Instance - An instance is a concrete manifestation of an abstraction to which a set of operations can be applied and which has a state that stores the effect of the operation.
• Interaction diagram
• Interaction overview diagram
• Interaction Frame - a section of a Sequence diagram, divided into fragments, which is subject to an algorithmic Operator such as iteration, parallelism or optionality.
• Interface - a defined communication boundary.