A company encourages its teams to test failure scenarios regularly and to validate their understanding of the impact of potential failures.
Which pillar of the AWS Well-Architected Framework does this philosophy represent?
Operational excellence
Cost optimization
Performance efficiency
Security
Explanations:
The Operational Excellence pillar focuses on operational practices, including testing failure scenarios to improve system reliability and learn from issues proactively.
The Cost Optimization pillar is concerned with minimizing costs, not with testing for failure scenarios.
The Performance Efficiency pillar focuses on resource management to maintain performance, not failure testing.
The Security pillar centers on protecting information and systems, rather than testing failure scenarios.