Table of Contents
Question
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?
A. Operational excellence
B. Cost optimization
C. Performance efficiency
D. Security
Answer
A. Operational excellence
Explanation
The correct answer is (A) Operational excellence.
The AWS Well-Architected Framework (AWS CAF) defines five pillars of cloud computing:
- Operational excellence: This pillar focuses on ensuring that the cloud environment is reliable, scalable, and secure. It includes activities such as testing failure scenarios, monitoring the environment for performance and availability issues, and responding to incidents quickly and effectively.
- Security: This pillar focuses on protecting the cloud environment from unauthorized access, data breaches, and other security threats. It includes activities such as implementing security controls, managing access permissions, and monitoring for security vulnerabilities.
- Reliability: This pillar focuses on ensuring that the cloud environment is available and meets the organization’s service level agreements (SLAs). It includes activities such as designing for redundancy, automating recovery procedures, and monitoring for performance and availability issues.
- Performance efficiency: This pillar focuses on optimizing the cloud environment for performance and cost. It includes activities such as using the right cloud resources for the job, optimizing application code, and monitoring resource utilization.
- Sustainability: This pillar focuses on minimizing the environmental impact of the cloud environment. It includes activities such as using energy-efficient cloud resources, recycling and reusing cloud resources, and reducing the amount of data stored in the cloud.
In the given question, the company is encouraging its teams to test failure scenarios regularly and to validate their understanding of the impact of potential failures. This is an activity that is related to operational excellence. By testing failure scenarios, the company can identify and mitigate potential risks to the cloud environment.
The other options are not as accurate. The Security pillar focuses on protecting the cloud environment from unauthorized access, data breaches, and other security threats. The Reliability pillar focuses on ensuring that the cloud environment is available and meets the organization’s SLAs. The Performance efficiency pillar focuses on optimizing the cloud environment for performance and cost. The Sustainability pillar focuses on minimizing the environmental impact of the cloud environment.
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