A Developer Is Updating an Application Deployed on AWS Elastic

question 35

Multiple Choice

A developer is updating an application deployed on AWS Elastic Beanstalk. The new version is incompatible with the old version. To successfully deploy the update, a full cutover to the new, updated version must be performed on all instances at one time, with the ability to roll back changes in case of a deployment failure in the new version. How can this be performed with the LEAST amount of downtime?

• A) Use the Elastic Beanstalk All at once deployment policy to update all instances simultaneously.
• B) Perform an Elastic Beanstalk Rolling with additional batch deployment.
• C) Deploy the new version in a new Elastic Beanstalk environment and swap environment URLs.
• D) Perform an Elastic Beanstalk Rolling deployment.

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