nexus/wiki/concepts/Enterprise-Architecture.md

title, type, tags, sources, last_updated

title	type	tags	sources	last_updated
Enterprise Architecture (EA)	concept	Architecture Cloud Strategy Enterprise	ctp-topic-23-introduction-to-the-technical-architecture-team-and-function ctp-topic-47-enterprise-architecture-cloud-standards	2026-04-14

Enterprise Architecture (EA)

Definition

Enterprise Architecture (EA) 是架构体系中的最高层，负责将业务目标转化为技术原则和标准，确保技术投资与商业战略保持一致。

Responsibilities

Responsibility	Description
Business Strategy Alignment	将业务目标映射到技术投资
Technology Standards	制定和维护技术标准和最佳实践
Governance	确保技术决策符合组织目标
Roadmap Planning	制定长期（12-24个月）技术路线图

Relationship with Other Architecture Layers

Enterprise Architecture (EA)
         │
         ├── Business Strategy Alignment
         │
         ▼
Solution Architecture (SA) ◄── Middle Layer
         │
         └── Solution Design
         │
         ▼
Technical Architecture (TA) ◄── Implementation Layer

Key Activities

1. Strategic Planning: 制定技术愿景和路线图
2. Standard Setting: 定义技术标准和框架
3. Portfolio Management: 管理技术资产组合
4. Stakeholder Communication: 向业务利益相关者传达技术战略

Related Concepts

• Solution Architecture (SA)
• Technical Architecture (TA)
• Cloud-First Strategy
• Landing Zone Architecture

Sources

• ctp-topic-23-introduction-to-the-technical-architecture-team-and-function
• ctp-topic-47-enterprise-architecture-cloud-standards