- A
Use SageMaker Pipelines to automate training and store datasets in S3 with versioning enabled.
Why wrong: Pipelines help but lack native dataset versioning; S3 versioning alone is not enough.
- B
Store datasets in Amazon DynamoDB and use Amazon Athena to query specific versions.
Why wrong: DynamoDB is not designed for large dataset storage.
- C
Use SageMaker with AWS Lake Formation to manage data access, version datasets in S3, and use SageMaker Experiments to track training jobs.
This combination provides data versioning, lineage, and experiment tracking.
- D
Use S3 versioning to store all dataset versions and AWS Glue Data Catalog to track schema changes.
Why wrong: This provides versioning but not easy experiment tracking or lineage.
Quick Answer
The correct answer is to use SageMaker with AWS Lake Formation to manage data access, version datasets in S3, and use SageMaker Experiments to track training jobs. This trio directly addresses the need for dataset versioning and reproducibility in SageMaker because S3 versioning provides immutable snapshots of data, Lake Formation enforces fine-grained access controls to ensure consistent data governance across experiments, and SageMaker Experiments automatically captures parameters, inputs, and outputs for full lineage tracking. On the AWS Certified Machine Learning Engineer Associate MLA-C01 exam, this scenario tests your understanding that reproducibility requires both data versioning and experiment tracking—a common trap is to choose only SageMaker Experiments without addressing data consistency, or to overlook Lake Formation’s role in governing access to versioned datasets. Remember the mnemonic “VET”: Version data in S3, Experiment tracking with SageMaker, and Table access via Lake Formation.
MLA-C01 Data Preparation for Machine Learning Practice Question
This MLA-C01 practice question tests your understanding of data preparation for machine learning. Match the stated requirement to the specific cloud service, access model, or configuration option — many options are valid in isolation but not for this scenario. After answering, compare your reasoning against the explanation and wrong-answer breakdown below. Once you have made your selection, read the full explanation to reinforce the concept and understand why each distractor is designed to mislead on exam day.
A team is collaborating on a machine learning project and needs to ensure that data used for training is consistent across experiments. The team wants to version datasets, track data lineage, and be able to reproduce past experiments. The team uses SageMaker for model training. Which combination of services and features should the team use?
Answer choices
Why each option matters
Answer the question above first, then reveal the full breakdown to understand why each option is right or wrong.
Correct answer & explanation
Use SageMaker with AWS Lake Formation to manage data access, version datasets in S3, and use SageMaker Experiments to track training jobs.
Option C is correct because it combines AWS Lake Formation for fine-grained data access control and governance, S3 versioning for dataset versioning, and SageMaker Experiments to track training jobs and lineage. This trio directly addresses the need for consistent data across experiments, versioning, lineage tracking, and reproducibility in SageMaker.
Key principle: Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Answer analysis
Option-by-option breakdown
For each option: why learners choose it and why it is or isn't the right answer here.
- ✗
Use SageMaker Pipelines to automate training and store datasets in S3 with versioning enabled.
Why it's wrong here
Pipelines help but lack native dataset versioning; S3 versioning alone is not enough.
- ✗
Store datasets in Amazon DynamoDB and use Amazon Athena to query specific versions.
Why it's wrong here
DynamoDB is not designed for large dataset storage.
- ✓
Use SageMaker with AWS Lake Formation to manage data access, version datasets in S3, and use SageMaker Experiments to track training jobs.
Why this is correct
This combination provides data versioning, lineage, and experiment tracking.
Related concept
Read the scenario before looking for a memorised answer.
- ✗
Use S3 versioning to store all dataset versions and AWS Glue Data Catalog to track schema changes.
Why it's wrong here
This provides versioning but not easy experiment tracking or lineage.
Common exam traps
Common exam trap: answer the scenario, not the keyword
The trap here is that candidates often confuse S3 versioning alone with full data lineage and experiment tracking, overlooking the need for a governance layer like Lake Formation and a dedicated experiment tracking service like SageMaker Experiments to tie datasets to specific training runs.
Detailed technical explanation
How to think about this question
Under the hood, Lake Formation integrates with S3 to enforce fine-grained permissions via AWS Glue Data Catalog, enabling row- and column-level access control. SageMaker Experiments automatically captures parameters, metrics, and artifact URIs (including dataset S3 paths with version IDs) for each training job, allowing exact reproduction by referencing the same versioned object. This combination ensures that data lineage is maintained from raw dataset to trained model, a critical requirement for auditability in regulated industries.
KKey Concepts to Remember
- Read the scenario before looking for a memorised answer.
- Find the constraint that changes the correct option.
- Eliminate answers that are true in general but not in this case.
TExam Day Tips
- Watch for words such as best, first, most likely and least administrative effort.
- Review why wrong options are wrong, not only why the correct option is correct.
Key takeaway
Answer the scenario, not the keyword: identify the specific constraint before choosing the most familiar-sounding option.
Real-world example
How this comes up in practice
A media company stores terabytes of video archives that are accessed once a year for audit purposes. Moving these objects to a cold storage tier (Azure Archive, S3 Glacier, or Google Nearline) costs a fraction of hot storage. Questions like this test whether you understand storage tiers, access frequency tradeoffs, and retrieval latency requirements.
What to study next
Got this wrong? Here's your next step.
Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.
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Data Preparation for Machine Learning — study guide chapter
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FAQ
Questions learners often ask
What does this MLA-C01 question test?
Data Preparation for Machine Learning — This question tests Data Preparation for Machine Learning — Read the scenario before looking for a memorised answer..
What is the correct answer to this question?
The correct answer is: Use SageMaker with AWS Lake Formation to manage data access, version datasets in S3, and use SageMaker Experiments to track training jobs. — Option C is correct because it combines AWS Lake Formation for fine-grained data access control and governance, S3 versioning for dataset versioning, and SageMaker Experiments to track training jobs and lineage. This trio directly addresses the need for consistent data across experiments, versioning, lineage tracking, and reproducibility in SageMaker.
What should I do if I get this MLA-C01 question wrong?
Identify which exam domain this question belongs to, review the core concept, then practise similar questions from the same domain.
What is the key concept behind this question?
Read the scenario before looking for a memorised answer.
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Last reviewed: Jun 24, 2026
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