AWSCertified Data Engineer - Associate
Domain 3Objective 2
Task 3.2: Analyze Data by Using AWS Services DEA-C01 Practice Questions (Page 5)
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 23 practice questions to prepare you well beyond it. (estimate)
23questions here
5free pages
10concepts
22%of the exam
Questions 21–23
- 21
A data engineer needs to create a visual that shows the total revenue by product category for the current year. The data is stored in Amazon S3 and is updated daily. The engineer wants the visual to be interactive, allowing business users to filter by region. The engineer has no experience with front-end development. Which combination of AWS services should the engineer use?
Select an answer first - 22
A data engineer has a table with columns: 'month', 'product', and 'sales'. The engineer wants to transform this data so that each product becomes a column, and each row represents a month, with sales values as the cell values. Which data transformation technique should be used?
Select an answer first - 23
A data engineer needs to interactively explore and analyze data using Apache Spark code within a notebook environment. The engineer wants to use AWS-managed infrastructure without provisioning a cluster. Which AWS service provides this capability?
Select an answer first
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