AWS

AWS Certified Data Engineer - Associate

DEA-C01

The AWS Certified Data Engineer - Associate certification validates your ability to implement data pipelines, manage data stores, and ensure data quality on AWS. Designed for data engineers with 2–3 years of experience, it demonstrates hands-on skills in ingesting, transforming, and orchestrating data while applying security and governance best practices. Earning this credential proves you can build and operate reliable, cost-effective data solutions on the world's leading cloud platform.

Practice Free Questions

4Domains

17Objectives

97Practice pages

452Free questions

DEA-C01 free practice questions

Choose any objective and open any question page — no sign-in required.

Task 1.1: Perform data ingestion

38 questions · 8 pages

Questions 1–5 6–10 11–15 16–20 21–25 26–30 31–35 36–38

Task 1.2: Transform and process data

29 questions · 6 pages

Questions 1–5 6–10 11–15 16–20 21–25 26–29

Task 1.3: Orchestrate data pipelines

26 questions · 6 pages

Questions 1–5 6–10 11–15 16–20 21–25 26–26

Task 1.4: Apply programming concepts

33 questions · 7 pages

Questions 1–5 6–10 11–15 16–20 21–25 26–30 31–33

Task 2.1: Choose a data store

23 questions · 5 pages

Questions 1–5 6–10 11–15 16–20 21–23

Task 2.2: Understand data cataloging systems

22 questions · 5 pages

Questions 1–5 6–10 11–15 16–20 21–22

Task 2.3: Manage the lifecycle of data

20 questions · 4 pages

Questions 1–5 6–10 11–15 16–20

Task 2.4: Design data models and schema evolution

33 questions · 7 pages

Questions 1–5 6–10 11–15 16–20 21–25 26–30 31–33

Task 3.1: Automate data processing by using AWS services

38 questions · 8 pages

Questions 1–5 6–10 11–15 16–20 21–25 26–30 31–35 36–38

Task 3.2: Analyze data by using AWS services

23 questions · 5 pages

Questions 1–5 6–10 11–15 16–20 21–23

Task 3.3: Maintain and monitor data pipelines

30 questions · 6 pages

Questions 1–5 6–10 11–15 16–20 21–25 26–30

Task 3.4: Ensure data quality

18 questions · 4 pages

Questions 1–5 6–10 11–15 16–18

Task 4.1: Apply authentication mechanisms

21 questions · 5 pages

Questions 1–5 6–10 11–15 16–20 21–21

Task 4.2: Apply authorization mechanisms

12 questions · 3 pages

Questions 1–5 6–10 11–12

Task 4.3: Ensure data encryption and masking

27 questions · 6 pages

Questions 1–5 6–10 11–15 16–20 21–25 26–27

Task 4.4: Prepare logs for audit

25 questions · 5 pages

Questions 1–5 6–10 11–15 16–20 21–25

Task 4.5: Understand data privacy and governance

34 questions · 7 pages

Questions 1–5 6–10 11–15 16–20 21–25 26–30 31–34

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Percentages reflect share of the current practice bank, not official exam weightings. Every page above is a live, crawlable practice page (17 objectives · 97 pages).

AWS Certified Data Engineer - Associate

DEA-C01 free practice questions

Domain 1 · Content Domain 1: Data Ingestion and Transformation28% of practice bank · 4 objectives · 126 questions28%

Domain 2 · Content Domain 2: Data Store Management22% of practice bank · 4 objectives · 98 questions22%

Domain 3 · Content Domain 3: Data Operations and Support24% of practice bank · 4 objectives · 109 questions24%

Domain 4 · Content Domain 4: Data Security and Governance26% of practice bank · 5 objectives · 119 questions26%