MLA-C01 Domain 1: Data Preparation for Machine Learning

Which service should you use to visually prepare tabular data for ML without code?

Multiple choice — select one answer

Answer choices

  1. a. Amazon Macie + transformation jobs
  2. b. Amazon SageMaker Data Wrangler
  3. c. Oversampling, weights, or SMOTE techniques in SageMaker
  4. d. SageMaker Ground Truth

Architectural breakdown & explanation

Data Wrangler imports, transforms, and exports ML data.

Correct answer(s): b. Amazon SageMaker Data Wrangler

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

Official documentation & study links

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