AWSMLA-C01

AWS Certified Machine Learning Engineer - Associate (MLA-C01) Practice Exam

Prepare for the AWS Certified Machine Learning Engineer - Associate exam with 500+ real exam-style practice questions. Our question bank covers all four domains: data preparation for ML, model development, deployment and orchestration of ML workflows, and ML solution monitoring, maintenance, and security.

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Exam Details

Exam Code
MLA-C01
Level
Associate
Duration
170 minutes
Questions
65 questions
Passing Score
720 / 1000
Cost
$150 USD

Exam Domains & Weights

Data Preparation for Machine Learning28%
ML Model Development26%
Deployment and Orchestration of ML Workflows22%
ML Solution Monitoring, Maintenance, and Security24%

Our 500+ practice questions are distributed across these domains to match the real exam weighting.

Why Practice for the AWS Certified Machine Learning Engineer - Associate?

The AWS Certified Machine Learning Engineer - Associate certification validates your ability to build, deploy, and maintain ML solutions and pipelines on AWS, with Amazon SageMaker at the center of nearly every exam domain.

This exam goes beyond theory: it tests hands-on decisions like choosing between real-time, serverless, asynchronous, and batch inference; setting up CI/CD for model pipelines; detecting data and concept drift with Model Monitor; and securing ML systems with IAM and VPC isolation.

Candidates consistently report that endpoint selection, evaluation-metric tradeoffs, and ML CI/CD scenarios are the hardest parts of the exam. Structured practice with scenario-based questions is the fastest way to build the judgment these questions demand.

Sample Practice Questions

Try each question before revealing the answer.

Question 1

A team trains a computer-vision model on millions of small image files in S3. Training jobs wait 40+ minutes at startup while the dataset downloads. The training script reads files via normal POSIX calls and must not change. Which SageMaker input mode should they use?

AFile mode with a larger EBS volume
BPipe mode
CFast File mode
DS3 Transfer Acceleration
Show answer
Answer: C

Fast File mode exposes S3 objects as a POSIX file system and streams them on demand, so jobs start almost immediately and the existing file-based training script works unchanged.

Question 2

A fraud-detection model must catch as many fraudulent transactions as possible, even at the cost of some false alarms. Which evaluation metric should be prioritized?

APrecision
BRecall
CAccuracy
DRMSE
Show answer
Answer: B

Recall measures the fraction of actual positives the model catches. When missing a fraud case is costlier than a false alarm, recall is the metric to maximize — typically by lowering the classification threshold.

Question 3

An ML team wants production traffic gradually shifted to a new model version, with automatic rollback if CloudWatch alarms fire during the shift. Which deployment strategy fits?

AAll-at-once deployment
BBlue/green with canary traffic shifting
CShadow testing only
DManual endpoint variant swap
Show answer
Answer: B

Blue/green deployment with canary traffic shifting sends a small slice of traffic to the new version first and monitors CloudWatch alarms; if alarms trigger, traffic automatically rolls back to the old version.

Frequently Asked Questions

How many questions are on the AWS Machine Learning Engineer Associate exam?+
The MLA-C01 exam has 65 questions (50 scored plus 15 unscored) to be completed in 170 minutes. Question types include multiple choice, multiple response, ordering, matching, and case studies.
What is the passing score for MLA-C01?+
You need a scaled score of 720 out of 1000. AWS uses compensatory scoring, so you only need to pass the exam overall — not each domain individually.
Is the MLA-C01 exam difficult?+
It assumes about a year of hands-on SageMaker and ML engineering experience. Candidates report CI/CD pipeline scenarios, endpoint-type selection, evaluation-metric tradeoffs, and drift monitoring as the hardest areas — exactly where scenario practice helps most.
How is CloudYeti different from other practice exams?+
CloudYeti Learning offers 500+ scenario-based MLA-C01 questions written from the official exam guide, weighted to the real domain percentages (28/26/22/24), with detailed why-right and why-wrong explanations on every question.

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