Q71 — AWS DVA-C02 Ch.3

Question 71 of 100 | ← Chapter 3

A microservice application is deployed across multiple containers in Amazon Elastic Container Service (Amazon ECS). To improve observability, developers want to capture and visualize trace information between microservices to understand the microservice architecture.

• A. Build a container from the amazon/aws-xray-daemon base image. Instrument the application using the AWS X-Ray SDK. ✓
• B. Install the Amazon CloudWatch agent on the container image. Publish custom metrics from each microservice using the CloudWatch SDK.
• C. Install the AWS X-Ray daemon on each ECS instance.
• D. Configure AWS CloudTrail data events to capture traffic between microservices.

Correct Answer: A. Build a container from the amazon/aws-xray-daemon base image. Instrument the application using the AWS X-Ray SDK.

Explanation

https://docs.aws.amazon.com/xray/latest/devguide/xray-daemon-ecs.html#xray-daemon-ecs-build You build the X-Ray daemon container and other ECS images via your task definition. Then you must instrument your application using the SDK to complete the rest of the tracing workflow.