AWS Data Engineer DEA-C01 2026

AWS Data Engineer Associate DEA-C01 practice tests and mock exams for 2026.

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Your journey to pass the AWS Certified Data Engineer - Associate (DEA-C01) exam

Here are the specific domains for the DEA-C01 exam:
Data Ingestion and Transformation (34%):
Data Store Management (26%):
Data Operations and Support (22%):
Data Security and Governance (18%):

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The practice questions and study materials contained in this application are created independently for educational and exam preparation purposes only. They are designed to help candidates prepare for the certification exam and do not represent actual exam questions from Amazon. Exam results depend on individual preparation, understanding of the material, and performance on the actual examination. The information provided in this application is for general educational purposes. While we strive to keep content accurate and up-to-date, we make no representations or warranties of any kind, express or implied, about the completeness, accuracy, reliability, or suitability of the information. By using this application, you acknowledge that you have read and understood this disclaimer. For official exam information, objectives, and policies, please visit the official AWS Learn website.

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Recent changes:
What's new:
• Readiness: AI Insights radar of your 3 strongest topics, plus animated charts
• Death Arena: quick tutorial on your first run, a 3-2-1-GO countdown and a Home button at game over
• Daily Review: postpone a card to later today, tomorrow, 1 week or 4 weeks; clearer rating colours in light and dark mode
• Study guides refresh after updates and keep your reading progress
• Retired questions now clear correctly after sync
• Bug fixes and performance improvements