Question

A company is designing a new application on AWS and wants to follow the design principles of the Reliability pillar of the AWS Well-Architected Framework. Which action best demonstrates a design principle of this pillar?

Accepted Answer

Automatically recover from failure by monitoring key performance indicators and triggering automation when thresholds are breached

Answer

Use managed services to remove the operational burden of running physical servers

Answer

Apply security controls at every layer of the application architecture

Answer

Select the most cost-effective resource types to reduce overall spending