AWS AWS Well-Architected Framework and Design Principles 2

Question 1

Which of the following is NOT one of the six pillars of the AWS Well-Architected Framework?

Accepted Answer

Scalability

Answer

The six pillars are Operational Excellence, Security, Reliability, Performance Efficiency, Cost Optimization, and Sustainability; scalability is a quality, not a pillar.

Question 2

A team replaces one large EC2 instance with several smaller instances behind an Application Load Balancer. Which Reliability design principle does this follow?

Accepted Answer

Scale horizontally to increase aggregate workload availability

Answer

Spreading requests across multiple smaller resources reduces the impact of any single failure.

Question 3

A company uses AWS WAF, security groups, network ACLs, and OS hardening together. Which Security design principle is being applied?

Accepted Answer

Apply security at all layers

Answer

Defense in depth applies controls at every layer, including the edge, VPC, subnet, instance, OS, and application.

Question 4

Which Operational Excellence design principle recommends deploying updates in small increments that can be easily rolled back?

Accepted Answer

Make frequent, small, reversible changes

Answer

Small, reversible changes reduce the blast radius of failures and make it easier to roll them back.

Question 5

A startup deploys its application to multiple AWS Regions with a few clicks to lower latency for global users. Which Performance Efficiency design principle is this?

Accepted Answer

Go global in minutes

Answer

Deploying to multiple Regions quickly gives users lower latency at minimal cost.

AWS Practice Test

AWS Practice Test

AWS AWS Well-Architected Framework and Design Principles 2