A hospital must retain patient records for 10 years for regulatory compliance. The records are rarely accessed after the first year, but if needed, a retrieval time of 12 hours is acceptable. Which S3 storage class is the MOST cost-effective?

Answer options:

S3 Standard-IA

S3 One Zone-IA

S3 Glacier Flexible Retrieval

S3 Glacier Deep Archive

How to approach this question

Look for 'rarely accessed', '12 hours acceptable', and 'MOST cost-effective'. Deep Archive is the cheapest S3 class.

Full Answer

D.S3 Glacier Deep Archive✓ Correct

S3 Glacier Deep Archive

Amazon S3 Glacier Deep Archive is Amazon S3's lowest-cost storage class. It supports long-term retention and digital preservation for data that may be accessed once or twice in a year. The standard retrieval time is within 12 hours.

Common mistakes

Selecting Glacier Flexible Retrieval, which is slightly more expensive and offers faster retrieval times not required here.

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