DEA-C01 Domain 1: Data Ingestion and Transformation

What is the MOST appropriate AWS solution to transform data with SQL in the data lake?

Multiple choice — select one answer

Answer choices

  1. a. Amazon Athena or Spark on Glue
  2. b. AWS Step Functions or Managed Workflows for Apache Airflow (MWAA)
  3. c. AWS Glue
  4. d. Amazon Kinesis Data Streams or Firehose

Architectural breakdown & explanation

Athena queries S3 with Presto/Trino SQL.

Correct answer(s): a. Amazon Athena or Spark on Glue

Exam domain: Domain 1: Data Ingestion and Transformation (34% weight on the official guide).

Official documentation & study links

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