AWS

AWS Certified Machine Learning - Specialty

MLS-C01Practice Exam & Study Guide

65

Exam Questions

170

Minutes

75%

Passing Score

165+

Practice Questions

The AWS Certified Machine Learning - Specialty exam validates a candidate's ability to design, implement, and maintain machine learning solutions for a given business problem. It tests deep knowledge of the ML pipeline, including data ingestion, preparation, model training, tuning, and deployment using AWS services. This exam is intended for individuals with experience in data science and machine learning who want to demonstrate their proficiency in using AWS tools to solve ML problems. While there are no formal prerequisites, a strong understanding of general ML theory and experience with the AWS Cloud platform is highly recommended.

Cost: $300Valid: 3 yearsAvg study: 8 weeks

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Exam Domains

Data Engineering20%

34 practice questions available

Exploratory Data Analysis24%

42 practice questions available

Modeling36%

65 practice questions available

ML Implementation and Operations20%

24 practice questions available

MLS-C01 Preparation Tips

Master the Amazon SageMaker ecosystem, including built-in algorithms and the SageMaker SDK.

Understand the differences between various SageMaker built-in algorithms (e.g., XGBoost vs. Linear Learner).

Study data engineering patterns using AWS Glue, Kinesis, and Athena for ML pipelines.

Deep dive into the Exploratory Data Analysis (EDA) phase, focusing on handling missing data and imbalanced classes.

Learn how to optimize model performance using hyperparameters and SageMaker Automatic Model Tuning.

Understand the trade-offs between different model evaluation metrics like Precision, Recall, F1-Score, and AUC-ROC.

Review the AWS Well-Architected Framework specifically for Machine Learning workloads.

Practice implementing ML Ops using SageMaker Pipelines and Model Monitor.

Study the nuances of data formats (RecordIO-protobuf vs CSV) and how they affect SageMaker performance.

Get hands-on experience with Amazon Kinesis for real-time data streaming into ML models.

Exam Day Tips for MLS-C01

1.

Carefully read the scenario to identify if the requirement is for real-time or batch inference.

2.

Eliminate obviously incorrect answers that suggest non-AWS native tools unless specified.

3.

Manage your time strictly; if a complex math/stat question is taking too long, flag it and move on.

4.

Pay close attention to keywords like 'least operational overhead' or 'most cost-effective'.

5.

Ensure you are comfortable with the AWS console interface descriptions used in the questions.

6.

Stay calm and double-check the specific ML algorithm requirements mentioned in the prompt.

Key AWS Services to Know

Amazon SageMakerAWS GlueAmazon S3Amazon KinesisAmazon AthenaAWS LambdaAmazon EMRAmazon RedshiftAWS Step FunctionsAmazon ComprehendAmazon RekognitionAmazon LexAmazon PollyAmazon ForecastAWS Lake Formation

Ready to Pass MLS-C01?

165+ practice questions, 3 full mock exams, AI-powered study plan.