AWS Certified DevOps Engineer - Professional DOP-C02 — Topic 1 Question 377

Question

A company is running its ecommerce website on AWS. The website is currently hosted on a single Amazon EC2 instance in one Availability Zone. A MySQL database runs on the same EC2 instance. The company needs to eliminate single points of failure in the architecture to improve the website's availability and resilience. Which solution will meet these requirements with the LEAST configuration changes to the website?

Accepted Answer

Correct answer: B. The correct answer is B. Option B: Deploy the application on EC2 instances across multiple Availability Zones. Put the EC2 instances into an Auto Scaling group behind an Application Load Balancer. Migrate the database to Amazon Aurora Multi-AZ. Use Ama... Auto Scaling adjusts capacity automatically to match demand, improving availability and cost efficiency. Amazon EC2 provides resizable virtual servers when you need full control of the operating system. Amazon Aurora is a high-performance managed relational database with built-in replication and failover. By spanning multiple Availability Zones / adding redundancy, this option provides the high availability and resilience required.

AWS Certified DevOps Engineer - Professional DOP-C02 — Question 377