ea venndiagrams
TRANSCRIPT
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7/27/2019 EA VennDiagrams
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An Architecture of Enterprise Architecture
EA EA: Enterprise Architecture
Literally, the architecture of an Enterprise.
Not just its IT.
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7/27/2019 EA VennDiagrams
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EBA
EA EA: Enterprise Architecture
EBA: Enterprise Business Architecture
There may be many business unitor functional unit architectures
that are refinements of or thatinherit from the EBA.
Scope of concern: EnterpriseNature of concern: Business
An Architecture of Enterprise Architecture
Business is used here to meanthose things that express andimplement the enterprisesaspirations, strategies, values,etc., and that are shared by allarchitectures that togetherconstitute the EA. *
* Subject to change without notice
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7/27/2019 EA VennDiagrams
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EBA
EA EA:
EA:
An Architecture of Enterprise Architecture
There may be many otherenterprise-wide architectures that
parallel the EBA.
Scope of concern: EnterpriseNature of concern:
EA
EA
.
.
.
Enterprise Architecture
Enterprise Architecture
EBA: Enterprise Business Architecture
There may be many business unitor functional unit architectures thatare refinements of or that inheritfrom each EA.
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7/27/2019 EA VennDiagrams
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An Architecture of Enterprise Architecture
EISA
EBA
EA EA: Enterprise Architecture
EBA: Enterprise Business Architecture
EISA: Enterprise Information Systems (EIS)Architecture
Scope of concern: EnterpriseNature of concern: Information Systems
Systems comprise more than justtechnology.
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7/27/2019 EA VennDiagrams
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An Architecture of Enterprise Architecture
EBA
EA EA: Enterprise Architecture
EBA: Enterprise Business Architecture
EISA: Enterprise IS (EIS) Architecture
EISA
EITA
EITA: Enterprise IT (EIT) Architecture
Scope of concern: EnterpriseNature of concern: Information
Technology
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7/27/2019 EA VennDiagrams
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An Architecture of Enterprise Architecture
EITA
EBA
EA EA: Enterprise Architecture
EBA: Enterprise Business ArchitectureEBA EIA
EIA: Enterprise Information Architecture
EITA: Enterprise IT (EIT) Architecture
Scope of concern: EnterpriseNature of concern: Information
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7/27/2019 EA VennDiagrams
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An Architecture of Enterprise Architecture
EITA
EBA
EA
EITAA
EITTA
EA: Enterprise Architecture
EBA: Enterprise Business Architecture
EITA: Enterprise IT (EIT) Architecture
EITIA: EIT Information Architecture(possibly = data architecture?)
EITAA: EIT Application Architecture
EITTA: EIT Technology Architecture
EITIA
EBA EIA
EIA: Enterprise Information Architecture
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7/27/2019 EA VennDiagrams
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An Architecture of Enterprise Architecture
EITA
EBA
EA
EITIA
EITAA
EITTA
SA1
SBA1
SA2
SBA2
SAn
SBAn
SAn: SolutionArchitecture
SBAn: SolutionBusiness
Architecture
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7/27/2019 EA VennDiagrams
9/11
An Architecture of Enterprise Architecture
EITA
EBA
EA
EITIA
EITAA
EITTA
EA: Enterprise Architecture
EBA: Enterprise Business Architecture
EITA: Enterprise IT (EIT) Architecture
EITIA: EIT Information Architecture
EITAA: EIT Application Architecture
EITTA: EIT Technology Architecture
EITSIA
EITHIA
EITSIA: EIT Software Infrastructure
Architecture
EITHIA: EIT Hardware InfrastructureArchitecture
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7/27/2019 EA VennDiagrams
10/11
An Architecture of Enterprise Architecture
EITA
EBA SA
EA
EITIA
EITAA
EITTA
EA: Enterprise Architecture
EBA: Enterprise Business Architecture
EITA: Enterprise IT (EIT) Architecture
EITIA: EIT Information Architecture
EITAA: EIT Application Architecture
EITTA: EIT Technology Architecture
SA: Solution Architecture(one of many)
EITSIA
EITHIA
EITSIA: EIT Software Infrastructure
Architecture
EITHIA: EIT Hardware InfrastructureArchitecture
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7/27/2019 EA VennDiagrams
11/11
An Architecture of Enterprise Architecture
EITA
EBA SA
EA
EITIA
EITAA
EITTA
EA: Enterprise Architecture
EBA: Enterprise Business Architecture
EITA: Enterprise IT (EIT) Architecture
EITIA: EIT Information Architecture
EITAA: EIT Application Architecture
EITTA: EIT Technology Architecture
SA: Solution Architecture(one of many)
EITSIA
EITHIA
EITSIA: EIT Software Infrastructure
Architecture
EITHIA: EIT Hardware InfrastructureArchitecture
TOGAF