MLA-C02 practice examsFinished
AWS Certified Machine Learning Engineer - Associate
Machine learning engineering on AWS for traditional models and foundation models: preparing data, features and embeddings, choosing, training and evaluating models on SageMaker AI and Amazon Bedrock, deploying endpoints, knowledge bases and agents with MLOps pipelines, and monitoring, costing and securing the result.
What you get
Papers are cut from the bank and weighted like the real exam, and no question appears in two of them. Every wrong answer comes back on later days until you have it right.
What the exam covers
| Data Preparation for ML and AI | 28% |
| ML Model and Foundation Model (FM) Development | 24% |
| Deployment and Orchestration of ML and AI Workflows | 24% |
| Operating, Monitoring, and Securing ML and AI Solutions | 24% |
Two sample questions
1. Event records have nested, varying fields and are exchanged with a web API. Which format suits ingestion best?
- Fixed-width text
- Parquet only
- CSV without headers
- JSON — correct
Why: JSON handles nested, semi-structured records.
2. A ride-hailing app needs a price estimate in under 200 ms whenever a rider opens the app. Which inference option should the team use?
- A nightly batch transform job
- An asynchronous inference queue
- A weekly Processing job
- A real-time SageMaker endpoint — correct
Why: Real-time endpoints serve low-latency synchronous requests.
The real MLA-C02 exam
| Length | 170 minutes during the beta (exam code ME1-C02) |
|---|---|
| Questions | 65 at general availability (50 scored, 15 unscored); 85 during the beta |
| Pass mark | 720 on a scale of 100 to 1000 |
| Price | $75 USD during the beta |
| Recommended before you sit it | None formally; AWS recommends at least 1 year with SageMaker AI and Amazon Bedrock and 1 year in a related role. |
| Valid for | 3 years |
Exam facts as published by AWS; always check the vendor’s page before you book.
Study MLA-C02 with Chiron
Chiron is invitation-only while we are in beta, and nothing is for sale yet: invited accounts use every paper, drill and course note for free.