Your IT company is currently hosting a production environment in Elastic beanstalk. You understand that the Elastic beanstalk service provides a facility known as Managed updates which are minor and patch version updates that are periodically required for your system. Your IT supervisor is worried about the impact that these updates would have on the system. What can you tell about the Elastic beanstalk service with regards to managed updates?

Answer options:

A.Package updates can be configurable weekly maintenance windows.
B.Elastic Beanstalk applies managed updates with no downtime.
C.Elastic Beanstalk applies managed updates with no reduction in capacity.
D.All of the above.

Answer - D
The AWS Documentation mentions the following package updates for the Elastic beanstalk environment.
You can configure your environment to apply minor automatically and patch version updates during a configurable weekly maintenance window with Managed Platform Updates. Elastic Beanstalk applies managed updates with no downtime or reduction in capacity and cancels the update immediately if instances running your application on the new version fail health checks.
For more information on Elastic beanstalk managed updates, please refer to the URL:
https://docs.aws.amazon.com/elasticbeanstalk/latest/dg/environment-platform-update-managed.html
http://docs.aws.amazon.com/elasticbeanstalk/latest/dg/using-features.platform.upgrade.html