Architecture

Intro

Architecture describes the structure of components, their relationships, and the principles guiding design and evolution. In EA, it provides a shared language for business and IT change.

Key points:

• Defines structure and guiding principles
• Supports decision‑making and communication across stakeholders
• Common use cases: solution design, capability planning, integration mapping, technology selection, risk assessment
• Pitfall: vague definitions lead to misaligned expectations

Examples:

• Solution architecture for a new customer platform
• Business architecture mapping capabilities to processes
• Technology architecture standardising platforms and networks

In practice:

Learn more in Enterprise Architecture and Business Architecture.

Related terms: Solution Architecture; Business Architecture; Technology Architecture

FAQs:

Q: What’s the purpose of architecture in change?
A: To provide structure, principles, and traceability for decisions.

Q: How do you keep architecture practical?
Tailor to audience, link to delivery artefacts, and review regularly.

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