A Web Application Has Been Deployed Using an AWS Elastic

question 394

Multiple Choice

A web application has been deployed using an AWS Elastic Beanstalk application. The Application Developers are concerned that they are seeing high latency in two different areas of the application: HTTP client requests to a third-party API MySQL client library queries to an Amazon RDS database A DevOps Engineer must gather trace data to diagnose the issues. Which steps will gather the trace information with the LEAST amount of changes and performance impacts to the application?

• A) Add additional logging to the application code. Use the Amazon CloudWatch agent to stream the application logs into Amazon Elasticsearch Service. Query the log data in Amazon ES.
• B) Instrument the application to use the AWS X-Ray SDK. Post trace data to an Amazon Elasticsearch Service cluster. Query the trace data for calls to the HTTP client and the MySQL client.
• C) On the AWS Elastic Beanstalk management page for the application, enable the AWS X-Ray daemon. View the trace data in the X-Ray console.
• D) Instrument the application using the AWS X-Ray SDK. On the AWS Elastic Beanstalk management page for the application, enable the X-Ray daemon. View the trace data in the X-Ray console.

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Definitions:

Time Blocked

A scheduling strategy where specific periods are designated for particular tasks or activities.

Work Station 2

A designated area or desk where specific tasks are performed, usually part of a larger series or network of workspaces.

Exponentially Distributed

Refers to a type of statistical distribution that is often used to model the time between events in a Poisson process, characterized by a constant average rate of occurrence.

Processing Time

The duration taken to complete a specific task or operation in a manufacturing or computing process.