AWS Certified Cloud Practitioner — Question 176

A system automatically recovers from failure when a company launches its workload on the AWS Cloud services platform.
Which pillar of the AWS Well-Architected Framework does this situation demonstrate?

Answer options

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

Correct answer: D

Explanation

The correct answer is D, Reliability, as it refers to the ability of a system to recover from failures automatically. The other options, while important aspects of architecture, do not directly relate to the system's capacity to handle failures and maintain operational continuity.