Question 1
A data science team needs to store large-scale training datasets that will be accessed by multiple SageMaker training jobs running in different Availability Zones. The data must be durable, highly available, and accessible via standard file system interfaces. Which storage solution should they use?
Correct Answer:
Amazon EFS (Elastic File System)
Question 2
A company needs to ingest real-time streaming data from IoT sensors for immediate ML inference. The data volume varies significantly throughout the day. Which AWS service combination is most cost-effective for this use case?
Correct Answer:
Amazon Kinesis Data Firehose with Lambda transformations
Question 3
Which S3 storage class is most appropriate for ML training datasets that are accessed frequently for the first 30 days, then rarely accessed but must remain immediately available for occasional retraining?
Correct Answer:
S3 Standard-IA after 30 days via Lifecycle Policy
Question 4
A data engineering team needs to perform complex ETL operations on terabytes of data before ML training. They require support for Apache Spark and the ability to use custom libraries. Which service should they choose?
Correct Answer:
Amazon EMR with Spark
Question 5
What is the primary advantage of using AWS Glue Data Catalog compared to a self-managed Hive Metastore?
Correct Answer:
It is serverless, fully managed, and integrates with Lake Formation
Question 1
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About this Exam

Prepare with the AWS Machine Learning Specialty Practice Questions - AWS Certified Machine Learning - Specialty (MLS-C01) Exam - Variant 1 practice quiz. This question bank includes 100 questions covering data, model, sagemaker, needs, and dataset. Use it to review important concepts, identify knowledge gaps, and build confidence for the related exam, course, or assessment.

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AWS Machine Learning Specialty Practice Questions - AWS Certified Machine Learning - Specialty (MLS-C01) Exam - Variant 1

This practice set contains 100 questions from the matching question bank and focuses on data, model, sagemaker, needs, and dataset. Work through each question carefully, review the provided solutions, and revisit topics that need more study before your next attempt.

This is an independent study resource intended for practice and review; it is not an official examination or an endorsement by any organization named in the title.

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