AWS Certified Data Engineer – Associate
Prove your ability to design, build, and maintain data pipelines on AWS. This certification validates your expertise in data ingestion, transformation, orchestration, and governance using modern AWS services.
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Sample AWS Certified Data Engineer – Associate exam question
Answer this question the same way you would on exam day. No sign-up needed — one random question, three tries to swap it out.
A Spark job on Amazon EMR processes a 2 TB dataset with a series of transformations including a multi-way join and aggregation. The Spark UI shows high shuffle write and straggler tasks in the join stage. The job currently uses 10 r5.xlarge instances (4 vCPU, 16 GB each) with default Spark configurations. Which two changes will most effectively reduce runtime and resource usage? (Choose two.)
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Key facts about the AWS Certified Data Engineer – Associate certification and how to prepare for it.
Skills & Requirements
What you need to know before attempting the AWS Certified Data Engineer – Associate exam.
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