DEA-C01 Domain 2: Data Store Management

Which service should you use to archive cold data cheaply?

Multiple choice — select one answer

Answer choices

  1. a. Standard for all cold data
  2. b. Amazon DynamoDB
  3. c. Amazon S3 Glacier storage classes
  4. d. Amazon OpenSearch Service

Architectural breakdown & explanation

Glacier tiers reduce long-term storage cost.

Correct answer(s): c. Amazon S3 Glacier storage classes

Exam domain: Domain 2: Data Store Management (26% weight on the official guide).

Official documentation & study links

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