AWSCertified Data Engineer - Associate
Domain 3Objective 1
Task 3.1: Automate Data Processing by Using AWS Services DEA-C01 Practice Questions (Page 4)
Part of the Content Domain 3: Data Operations and Support domain, which accounts for 22% of the DEA-C01 exam. AWS does not publish an official question count, but from its 130-minute exam (~50–85 total, ~11–19 in this domain), expect 3–5 from this objective — we provide 38 practice questions to prepare you well beyond it. (estimate)
38questions here
8free pages
16concepts
22%of the exam
Questions 16–20
- 16
A company exposes an internal data API that is consumed by multiple downstream pipelines. The API team needs to introduce a breaking change to the response format. They want to ensure existing pipelines continue to work while new pipelines use the new format. What is the best approach?
Select an answer first - 17
Which AWS service allows you to run SQL queries directly on data stored in Amazon S3 without managing any servers?
Select an answer first - 18
Which AWS service acts as a serverless event bus that allows you to route events from AWS services to targets like Lambda functions?
Select an answer first - 19
When a DAG fails in Amazon MWAA, where can you find the detailed logs for the failed task instance?
Select an answer first - 20
Which of the following is a common integration issue in AWS Step Functions that can cause a state to fail?
Select an answer first
Finished these 5 questions?
Review the revealed explanations, or continue through the curriculum.
Free Basic Practice is a study aid with revealable answers — not a scored exam. Examers.io is independent and not affiliated with or endorsed by AWS. “DEA-C01” is a trademark of its owner, used for identification only.