MLA-C01 Domain 1: Data Preparation for Machine Learning

Which service should you use to detect schema and statistics on S3 data?

Multiple choice — select one answer

Answer choices

  1. a. Amazon Macie + transformation jobs
  2. b. SageMaker Ground Truth
  3. c. AWS Glue Data Catalog and crawlers
  4. d. Amazon SageMaker Data Wrangler

Architectural breakdown & explanation

The Data Catalog stores table metadata.

Correct answer(s): c. AWS Glue Data Catalog and crawlers

Exam domain: Domain 1: Data Preparation for Machine Learning (28% weight on the official guide).

Official documentation & study links

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