AWSCertified Data Engineer - Associate
Domain 1Objective 4
Task 1.4: Apply Programming Concepts DEA-C01 Practice Questions (Page 5)
Part of the Content Domain 1: Data Ingestion and Transformation domain, which accounts for 34% of the DEA-C01 exam. AWS does not publish an official question count, but from its 130-minute exam (~50–85 total, ~17–29 in this domain), expect 4–7 from this objective — we provide 33 practice questions to prepare you well beyond it. (estimate)
33questions here
7free pages
10concepts
34%of the exam
Questions 21–25
- 21
What is a primary benefit of distributed computing for data processing?
Select an answer first - 22
A Lambda function performs CPU-intensive data transformation. The function is currently timing out. Which configuration change is most likely to improve performance and allow the function to complete within the timeout?
Select an answer first - 23
A data engineer wants to package and deploy a serverless data pipeline that includes AWS Lambda functions, an Amazon DynamoDB table, and an AWS Step Functions state machine. Which tool is purpose-built for this task?
Select an answer first - 24
A data engineer needs to automate a series of shell commands to download files, run a Python script, and upload results to Amazon S3. Which language is most appropriate for this orchestration task?
Select an answer first - 25
Which algorithm is commonly used to traverse a tree level by level, for example, to process a hierarchical data structure in breadth-first order?
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