AWSCertified Data Engineer - Associate
Domain 3Objective 1
Task 3.1: Automate Data Processing by Using AWS Services DEA-C01 Practice Questions (Page 8)
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 36–38
- 36
A company uses Amazon Athena to query data stored in S3. The data is partitioned by date, but queries are scanning the entire table instead of only the relevant partitions. The team has confirmed the partition columns are correctly defined in the Glue Data Catalog. What is the most likely cause?
Select an answer first - 37
In AWS Glue, what component is used to automatically discover the schema of data stored in sources like S3?
Select an answer first - 38
Which AWS service is a managed Apache Airflow service that allows you to create and manage workflows (DAGs) for orchestrating data pipelines?
Select an answer first
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