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MEGA Concept
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TOGAF Concept
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Initial MEGA Definition
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TOGAF Definition
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Business Function
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Role
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A business function is a skill or grouping of skills of interest for the enterprise.
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The usual or expected function of an actor, or the part somebody or something plays in a particular action or event. An actor may have several roles.
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Fucntionality
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Functional Behavior
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A functionality is a service required by an org-unit in order to perform its work. This functionality is generally necessary within an activity in order to execute a specific operation. If it is a software functionality, it can be provided by an application.
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Defines the behavioral characteristics of an architecture item.
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Site
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Location
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A site is the geographical location of an organization. Examples: Boston subsidiary, Seattle plant, and more generally the headquarters, subsidiaries, plants, warehouses, etc.
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A place where business activity takes place and can be hierarchically decomposed.
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Package + Data Model
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Logical Data Component
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A package partitions the domain and the associated work. It is used to organize elements into groups, particularly use cases and classes. Packages may be nested within other packages. Packages are linked by contractual relationships that define their interface.
A data model is used to represent the static structure of a system, particularly the types of objects manipulated in the system, their internal structure, and the relationships between them.
A data model is a set of entities with their attributes, the associations existing between these entities, the constraints bearing on these entities and associations, etc.
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A boundary zone that encapsulates related data entities to form a logical location to be held. For example, external procurement information.
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IT Service
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Platform Service
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An IT service is a component of an application that is available to the end user of the application.
IT services are the breakdown of an application into its basic functional units. An IT service is a consistent, indivisible unit of processing that coordinates a set of messages and events in order to perform a task in the information system. In the application architecture, the IT service is the most basic functional unit.
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A technical capability required to provide enabling infrastructure that supports the delivery of applications.
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Project
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Work Package
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A project consists in a set of tasks entrusted to a team that transforms a system, or part of a system, in order to achieve a specific objective.
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A set of actions identified to achieve one or more objectives for the business. A work package can be a part of a project, a complete project, or a program.
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Previous TOGAF Concept
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New TOGAF Concept
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TOGAF Definition
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T9 Event
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Event
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An organizational state change that triggers processing events; may originate from inside or outside the organization and may be resolved inside or outside the organization.
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T9 Function
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Function
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Delivers business capabilities closely aligned to an organization, but not necessarily explicitly governed by the organization. Also referred to as "business function".
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Enterprise Goal
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Goal
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A high-level statement of intent or direction for an organization. Typically used to measure the success of an organization.
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T9 Process
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Process
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A process represents a sequence of activities that together achieve a specified outcome, can be decomposed into sub-processes, and can show operation of a function or service (at next level of detail). Processes may also be used to link or compose organizations, functions, services, and processes.
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