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AWS Certified Solutions Architect study material · question 284 of 500

Which storage class does AWS recommend for a primary copy of data that could not be recreated but is read rarely?

  1. S3 Standard-IA
  2. S3 One Zone-IA
  3. Reduced Redundancy Storage
  4. S3 Express One Zone
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Answer: A. S3 Standard-IA

Standard-IA spans several zones and suits an only copy; One Zone-IA is for data that can be rebuilt or for replica copies.

Source: Understanding and managing Amazon S3 storage classes (Amazon Web Services) — Storage classes for infrequently accessed objects

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