This podcast is made by Ran Chen, who holds an EA license, Insurance and Securities licenses (Series 6, 63, 65), and the CFP® designation. He is passionate about opening access to high-quality exam preparation resources and helping learners prepare more effectively for professional certification exams.

In this episode you will learn:

- How the Operational Excellence pillar relates to automation and Infrastructure as Code on the exam.

- Why the Security pillar is tested using concepts like the principle of least privilege with IAM.

- The key difference between the Reliability pillar (recovering from failure) and the Performance Efficiency pillar (using resources efficiently).

- How Cost Optimization questions often involve pricing models like Reserved Instances and Savings Plans.

- How the Sustainability pillar is tested through concepts like Region selection and using managed services to reduce environmental impact.

For more free exam prep tools, practice questions, and AI-powered explanations, visit https://open-exam-prep.com/ or YouTube Channel: https://www.youtube.com/@Open-exam-prep