A company is deploying a new web application using AWS Elastic Beanstalk. They require the deployment process to maintain full capacity during updates, and if the update fails, the rollback must be instantaneous. Which deployment policy should they choose?

Answer options:

All at once

Rolling

Rolling with additional batch

Immutable

How to approach this question

Identify the deployment strategy that creates entirely new infrastructure for the update.

Full Answer

D.Immutable✓ Correct

Immutable deployments ensure that your environment always has full capacity. It deploys the new version to a fresh Auto Scaling group. If health checks fail, it simply terminates the new group, providing an instant rollback.

Common mistakes

Choosing Rolling with additional batch, which has a slow rollback process.

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Practice the full AWS Solutions Architect Professional SAP-C02 Practice Exam 1

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