An organization stores petabytes of data in Amazon S3 Standard. Access patterns are unpredictable; some data is accessed daily, while other data is untouched for months. The architect needs to optimize storage costs automatically without operational overhead or retrieval fees. Which THREE actions should be taken? (Select THREE)

Answer options:

A.

Create a lifecycle policy to move data to S3 Glacier Flexible Retrieval after 30 days.

B.

Create a lifecycle policy to transition all objects to S3 Intelligent-Tiering.

C.

Enable S3 Transfer Acceleration.

D.

Use S3 Storage Lens to analyze storage usage and access patterns.

E.

Transition data to S3 Standard-IA.

F.

Delete incomplete multipart uploads using a lifecycle rule.

G.

Enable S3 Versioning.

How to approach this question

Identify the S3 storage class for unpredictable access and tools for S3 cost management.

Full Answer

S3 Intelligent-Tiering is designed for unpredictable access patterns and has no retrieval fees. S3 Storage Lens provides analytics to monitor costs. Deleting incomplete multipart uploads is a standard cost-saving lifecycle rule.

Common mistakes

Choosing Standard-IA or Glacier, which both incur retrieval fees.

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