Core Concepts

2.1 Definitions

For the purposes of this standard, the following terms and definitions apply. Merriam-Webster's Collegiate Dictionary should be referenced for all other terms not defined by Dragon1.

2.2 Dragon1 Method

A reference structure consisting of four ways: way of thinking, way of working, way of representing and way of supporting.

2.3 Dragon1 Framework

A reference structure used to classify elements of the Dragon1 language. It consists of layers and aspects.

Note: The Dragon1 Core Framework is defined in detail in Section 3.4.

2.4 Dragon1 Modeling Language

The part of the Dragon1 method that defines the entity classes and relationships to model Enterprise Architectures. It includes entity classes from several layers, like: Governance, Business, Data, Application and IT-Infrastructure.

2.5 Aspect

Classification of elements based on layer-independent characteristics related to the concerns of different stakeholders. Used for positioning elements in the Dragon1 metamodel. See also Section 2.6.

Note: Aspects are described in Section 3.4.

2.6 Attribute

A property associated with an Dragon1 language entity class or relationship.

2.7 Entity class

Something in the Dragon1 meta model. Used to define and describe the constituent parts of Enterprise Architectures and their unique set of characteristics.

2.8 Conformance

Fulfillment of specified requirements.

2.9 Conforming Implementation

An implementation which satisfies the conformance requirements defined by the conformance clause of this standard. See Section 1.3.

2.10 Core Entity Class

A structure or behavior element in one of the core layers of the Dragon1 language.

Note: Core entity classes are described in detail in Section 4.1.

2.11 Composite Entity Class

An entity class consisting of other entity classes from multiple aspects or layers of the language.

2.12 Concept

Either an element or a relationship. See also Section ..

Note: The top-level language structure is defined in detail in Section ...

2.13 Element

Either an element or a relationship. See also Section ....

2.14 Component

Either an element or a relationship. See also Section ....

2.15 Technical Product

Either an element or a relationship. See also Section ....

2.16 Layer

An abstraction of the Dragon1 framework at which an enterprise can be modeled.

2.17 Model

Either a collection of concepts in the context of the Dragon1 language structure or a set of related entities.

Note: The top-level language structure is defined in detail in Section 3.2.

For a general definition of model, see the Dragon1 Framework.

2.18 View

A view is a set of contextual filters of a model. A view can be seen as a subset of a model. If a stakeholder with his or her needs, knowledge and concerns looks at a model, some data entities will have no meaning, are not seen or overlooked and some data entities will have meaning or form a pattern that others just don't see.

2.19 Relationship

A connection between a source and target concept or entity. Classified as structural, dependency, dynamic, or other.

Note: Relationships are defined in detail in Chapter 5.