Production RDS uses daily backups and point-in-time recovery.
Company policy requires a 35-day recovery window.
Which setting is most appropriate?
Set the RDS backup retention period to 35 days.
Detailed explanation
Automated backups and transaction logs remain available for PITR within that window.
Automated backups and transaction logs remain available for PITR within that window.
DynamoDB expiry does not affect RDS backups.
DynamoDB expiry does not affect RDS backups.
S3 object rules do not change RDS backup retention.
S3 object rules do not change RDS backup retention.
Audit-event retention is separate from RDS recovery points.
Audit-event retention is separate from RDS recovery points.
Check official documentation
Compare the following points with the official documentation.
Amazon RDS backup retention period、automated backups、PITRの公式説明を確認する。
What to confirm
RDS・S3・CloudTrail・DynamoDBの保持設定を区別できる。
Key points
- Backup retention period
- Automated backup
- PITR
- RDS
Notes
- Environment: AWS公式DEA-C01試験ガイドと各サービスの公式ドキュメントの確認
- Confirm current AWS service behavior in the official DEA-C01 documentation.
Foundation review
Policy alignment
The retention setting must meet the required recovery window and its storage cost.
Service boundaries
CloudTrail, S3, and DynamoDB retention settings do not change RDS PITR.