Your application requires a fault-tolerant, low-latency and repeatable method to load configurations files via Auto Scaling when Amazon Elastic Compute Cloud (EC2) instances launch. Which approach should you use to satisfy these requirements?
A) Securely copy the content from a running Amazon EC2 instance.
B) Use an Amazon EC2 UserData script to copy the configurations from an Amazon Storage Services (S3) bucket.
C) Use a script via cfn-init to pull content hosted in an Amazon ElastiCache cluster.
D) Use a script via cfn-init to pull content hosted on your on-premises server.
E) Use an Amazon EC2 UserData script to pull content hosted on your on-premises server.

Question

Quizplus · Accepted Answer

Using an Amazon EC2 UserData script to copy configurations from an Amazon S3 bucket is fault-tolerant, low-latency, and repeatable. S3 is highly available and reliable, making it suitable for storing configuration files that need to be accessed by EC2 instances during launch.

Your Application Requires a Fault-Tolerant, Low-Latency and Repeatable Method to Load