MLA-C01 Domain 1: Data Preparation for Machine Learning

After a design review, leadership requires the team to handle class imbalance in training data. Which approach is MOST reliable? handle class imbalance in training data.

Multiple choice — select one answer

Answer choices

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

Architectural breakdown & explanation

Imbalanced data requires sampling or weighted loss.

Correct answer(s): d. Oversampling, weights, or SMOTE techniques in SageMaker

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

Official documentation & study links

Practice this certification

This page is one question from the AWS Certified Machine Learning Engineer – Associate bank. Run a full timed practice exam with domain-weighted random questions in your browser.