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Enterprise Solution Architecture (ESA) Foundational (Base) Model Elements

Category Element Prefix Implication
Intent & Metrics Intent (Optional) IT Value, Objective
Intent & Metrics Capability CP Value, Service Capability
Intent & Metrics Use Case UC Case Scenario, User Story
Intent & Metrics Principle PR Policy
Intent & Metrics Risk RK Constraints
Intent & Metrics Requirement RQ Non-Functional Requirement, Rule
Intent & Metrics Key Choice KC Key Decision and Consideration
Intent & Metrics Governance GV Validation
Functional -Application Access Interface UI GUI, CLI, Voice, Media
Functional / Application App Logic AS
Functional / Application Data Service DS Data Object, Data Federation
Functional / Application Technical Service TS Utility Service
Functional / Application Interface SI Service Interface, API
Functional / Application Service Component SC
Functional / Application Application AP
Operational / Infrastructure Deployment Package DP Deployment Unit
Operational / Infrastructure Data Store DB
Operational / Infrastructure Middleware MW
Operational / Infrastructure Node ND
Operational / Infrastructure System SY Device
Operational / Infrastructure Network NW
Operational / Infrastructure Location LO
General Role RO Actor, Stakeholder
General Task TK Activity, State
General Process PS Workflow, Composite Service
General Domain DM Bounded Context, Platform, Zone, etc.
General Grouping GP Group
General View Frame VF Partial View
General Generic Service GS Conceptual Service
General Virtual Service VS Configuration, Collaboration
General Deliverable (Optional) DL
General Artifact AR Tangible Asset, Document
General Note NT Key Element Properties
General Input (Optional) IN
General Output (Optional) OU
General Extension EX External system/solution element
Connection Association AN
Connection Flow FW Directional, Access, Triggering, Serving, Influence, Dependency
Connection Composition (Optional) CM Aggregation, and Generalization.
Connection Realization (Optional) RN