A loose coupled distributed application is built using Amazon SQS along with Amazon EC2 container service and on-premise hosts. AWS X-Ray is enabled for all messages passing through Amazon SQS. What will be the effect of AWS X-Ray Trace headers on the Amazon SQS message?

Answer options:

A.1 byte of Trace header is added to AWS SQS message size.
B.Trace Header will be included as a message attribute in an AWS SQS message.
C.Trace Header will be included as message content in an AWS SQS message.
D.Trace header is excluded from AWS SQS message size.

Correct Answer – D
When AWS X-Ray is integrated with AWS SQS, there is no impact of trace Header on AWS SQS message size or message attributes quota.
Option A is incorrect as 1 byte of trace header is not added to AWS SQS message size.
Option B is incorrect as Trace Header will be excluded from message attribute quota in AWS SQS message.
Option C is incorrect as Trace Header will be carried as Default HTTP Header or AWSTraceHeader System Attribute but not as a message content in an AWS SQS message.
For more information on AWS X-Ray with Amazon SQS, refer to the following URL-
https://docs.aws.amazon.com/xray/latest/devguide/xray-services-sqs.html