DEA-C01 Domain 2: Data Store Management

What is the MOST appropriate AWS solution to transactional data lake queries with ACID?

Multiple choice — select one answer

Answer choices

  1. a. Amazon DynamoDB
  2. b. Amazon S3 Glacier storage classes
  3. c. Apache Iceberg tables on S3 with Athena or EMR
  4. d. Amazon Redshift

Architectural breakdown & explanation

Iceberg adds transactions to data lakes.

Correct answer(s): c. Apache Iceberg tables on S3 with Athena or EMR

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

Official documentation & study links

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