MLA-C01 Domain 1: Data Preparation for Machine Learning

Operations reports a need to store feature values for online inference. What is the MOST operationally efficient solution? store feature values for online inference.

Multiple choice — select one answer

Answer choices

  1. a. Amazon SageMaker Feature Store
  2. b. AWS Glue
  3. c. Amazon SageMaker Data Wrangler
  4. d. Oversampling, weights, or SMOTE techniques in SageMaker

Architectural breakdown & explanation

Feature Store serves consistent features in training and inference.

Correct answer(s): a. Amazon SageMaker Feature Store

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

Official documentation & study links

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