1.3
Well-Architected Framework
Name and apply the six pillars: operational excellence, security, reliability, performance efficiency, cost optimization, sustainability.
Key points
- Operational excellence — operate and improve workloads.
- Security — protect data and resources.
- Reliability — recover from failure and stay consistent.
- Performance efficiency — use resources efficiently.
- Cost optimization — avoid unnecessary spend.
- Sustainability — reduce environmental impact.
Six pillars
The AWS Well-Architected Framework has six pillars:
- Operational Excellence
- Security
- Reliability
- Performance Efficiency
- Cost Optimization
- Sustainability
Operational Excellence
Focuses on effectively operating and continuously improving workloads.
Security
Protects data, systems, and resources.
Reliability
Ensures workloads can recover from failures and continue operating consistently.
Performance Efficiency
Focuses on using computing resources efficiently.
Cost Optimization
Focuses on avoiding unnecessary AWS costs and maximizing business value.
Sustainability
Focuses on reducing the environmental impact of workloads.
Exam focus
Match pillar language to scenario requirements (cost vs reliability vs security).