SysFEAT - Systemic Framework for Enterprise Architecture & Transformationk

BUILDING BLOCK - Application System

Description	An Application System is a Business Software System which is an assembly of multiple Applications or other Application Systems that, together, fulfill a set of Macro Functionality(ies) delivered to Business Operations. Application Systems are used in the context of IT Strategic planning to define and evolve other time the hight level structure of the enterprise IT Architecture. Application System is a Macro enterprise asset that sit at the top of Business Software System decomposition hierarchy. Example: "HR System" is an Application System whereas "Payroll" is an Application that is part of the "HR system".
External references	C4 Model - Supplementary diagrams - System Landscape diagram, OpenGroup - ArchiMate - Application-Collaboration
Super Types	Macro Operating Asset Business Software System (from partition: Systemic Levels of Business Software System)
Functional Domain	Application Functional Architecture The Application Functional Architecture domain is used to describe the functional structure and behavior of Business Software Systems.
Dictionary	Dictionary of SysFEAT concepts
Systemic Levels	Macro
Lexical Scope	Architecture Container
Framework Mapping	ArchiMate - Application Layer : Application Collaboration

RELATIONSHIPS

Simple Graph Graph & Inheritance Table

Simple Graph

Composition: ➝ Classification: ➝ Specialization: ➝ Enumerated definition: ➝ Syntax: ➝

Graph & Hierarchy

Composition: ➝ Classification: ➝ Specialization: ➝ Enumerated definition: ➝ Syntax: ➝

Relationship Table

Relationship	Cardinality	Target Entity	Source Entity	Description
Application System Member	[1..1]	Application System	Application System	Role of an application system in a composition relationship that links it to a parent application system.
Application Part	[1..1]	Application	Application System	Role of an application in a composition relationship that links it to a parent application or a parent application architecture.
operator	[1..1]	Org-Unit	Application System	Role of an organizational unit interacting at the boundary of an application architecture or a software service architecture.
Performed Scenario	[*..0]	Application System Scenario	Application System
Micro-Service Part	[1..1]	MicroService	Application System	A micro-service component represents the use of a micro-service in the structure of another software component (application, IT Service, micro-service) or in the environment of an application.
Specialized Software System	[*..0]	Business Software System	Business Software System
Realized Logical System	[*..0]	Logical Software System	Business Software System
API Service Point	[1..1]	Application Interface	Business Software System
API Request Point	[1..1]	Application Interface	Business Software System
Software Connection	[*..0]	Application Interface	Business Software System	An Interaction represents a contract between entities in a specific context inside or outside a company. These entities can be organizational units, activities, or processes.The content of this contract is described in a protocol.
Physical data store	[*..0]	Physical Data Domain	Business Software System

TEXTUAL SYNTAX

SEMANTIC TAXONOMY

Sub-Types Super-Types

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BORDERS

Name	Super type	Border Type	Description
API Request Point	Business Agent::Business Request Point	Application Interface
API Service Point	Business Agent::Business Service Point	Application Interface