SAA-C03 · Question #491
A company runs a multi-tier web application that hosts news content. The application runs on Amazon EC2 instances behind an Application Load Balancer. The instances run in an EC2 Auto Scaling group ac
The correct answer is B. Add Aurora Replicas D. Add AWS Global Accelerator. Aurora Replicas: Provide read scalability and high availability. They allow offloading read traffic from the primary database instance. AWS Global Accelerator: Provides improved availability and performance by routing user requests to the optimal endpoint using AWS's global netwo
Question
A company runs a multi-tier web application that hosts news content. The application runs on Amazon EC2 instances behind an Application Load Balancer. The instances run in an EC2 Auto Scaling group across multiple Availability Zones and use an Amazon Aurora database. A solutions architect needs to make the application more resilient to periodic increases in request rates. Which architecture should the solutions architect implement? (Select TWO.)
Options
- AAdd AWS Shield
- BAdd Aurora Replicas
- CAdd AWS Direct Connect
- DAdd AWS Global Accelerator
- EAdd an Amazon CloudFront distribution in front of the Application Load Balancer
How the community answered
(51 responses)- A4% (2)
- B78% (40)
- C6% (3)
- E12% (6)
Explanation
Aurora Replicas: Provide read scalability and high availability. They allow offloading read traffic from the primary database instance. AWS Global Accelerator: Provides improved availability and performance by routing user requests to the optimal endpoint using AWS's global network. "Aurora Replicas can be used to increase read scalability and availability." "AWS Global Accelerator improves the availability and performance of your applications with Together, these enhance both the database and network layer resilience.
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