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Your customer wishes to deploy an enterprise application to AWS which will consist of several
web servers, several application servers and a small (50GB) Oracle database information is

stored, both in the database and the file systems of the various servers. The backup system
must support database recovery whole server and whole disk restores, and individual file
restores with a recovery time of no more than two hours. They have chosen to use RDS
Oracle as the database Which backup architecture will meet these requirements?

A.
Backup RDS using automated daily DB backups Backup the EC2 instances using AMIs and
supplement with file-level backup to S3 using traditional enterprise backup software to provide file
level restore

B.
Backup RDS using a Multi-AZ Deployment Backup the EC2 instances using Amis, and
supplement by copying file system data to S3 to provide file level restore.

C.
Backup RDS using automated daily DB backups Backup the EC2 instances using EBS snapshots
and supplement with file-level backups to Amazon Glacier using traditional enterprise backup
software to provide file level restore

D.
Backup RDS database to S3 using Oracle RMAN Backup the EC2 instances using Amis, and
supplement with EBS snapshots for individual volume restore.

Explanation:
You need to use enterprise backup software to provide file level restore. See
https://d0.awsstatic.com/whitepapers/Backup_and_Recovery_Approaches_Using_AWS.pdf
Page 18:
If your existing backup software does not natively support the AWS cloud, you can use AWS
storage gateway products. AWS Storage Gateway is a virtual appliance that provides
seamless and secure integration between your data center and the AWS storage
infrastructure.

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