AWS Certified Cloud Practitioner — Question 917

A company wants to launch its workload on AWS and requires the system to automatically recover from failure.
Which pillar of the AWS Well-Architected Framework includes this requirement?

Answer options

• A. Cost optimization
• B. Operational excellence
• C. Performance efficiency
• D. Reliability

Correct answer: D

Explanation

The Reliability pillar focuses on the ability of a workload to perform its intended function correctly and consistently, which includes recovering automatically from failures. Other pillars like Cost Optimization, Operational Excellence, and Performance Efficiency focus on budget management, operational procedures, and resource efficiency, respectively, rather than system recovery capabilities.