57 lines
1.7 KiB
Markdown
57 lines
1.7 KiB
Markdown
---
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title: "Enterprise Architecture (EA)"
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type: concept
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tags: [Architecture, Cloud, Strategy, Enterprise]
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sources: [ctp-topic-23-introduction-to-the-technical-architecture-team-and-function, ctp-topic-47-enterprise-architecture-cloud-standards]
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last_updated: 2026-04-14
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---
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# Enterprise Architecture (EA)
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## Definition
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**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。
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## Responsibilities
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| Responsibility | Description |
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|----------------|-------------|
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| Business Strategy Alignment | 将业务目标映射到技术投资 |
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| Technology Standards | 制定和维护技术标准和最佳实践 |
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| Governance | 确保技术决策符合组织目标 |
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| Roadmap Planning | 制定长期（12-24个月）技术路线图 |
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## Relationship with Other Architecture Layers
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```
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Enterprise Architecture (EA)
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│
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├── Business Strategy Alignment
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│
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▼
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Solution Architecture (SA) ◄── Middle Layer
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│
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└── Solution Design
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│
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▼
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Technical Architecture (TA) ◄── Implementation Layer
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```
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## Key Activities
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1. **Strategic Planning**: 制定技术愿景和路线图
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2. **Standard Setting**: 定义技术标准和框架
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3. **Portfolio Management**: 管理技术资产组合
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4. **Stakeholder Communication**: 向业务利益相关者传达技术战略
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## Related Concepts
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- [[Solution Architecture (SA)]]
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- [[Technical Architecture (TA)]]
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- [[Cloud-First Strategy]]
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- [[Landing Zone Architecture]]
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## Sources
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- [[ctp-topic-23-introduction-to-the-technical-architecture-team-and-function]]
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- [[ctp-topic-47-enterprise-architecture-cloud-standards]]
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