AWS Certified Data Engineer – Associate (DEA-C01) Free Practice Exam Questions

258 real AWS Certified Data Engineer – Associate (DEA-C01) exam questions with answers and AI explanations. Amazon Web Services certification prep — page 2 of 26.

  1. Question 11: A data engineer is building a data pipeline on AWS by using AWS Glue extract, transform, and load (ETL) jobs. The data engineer needs to process data from Amaz…
  2. Question 12: A company uses an Amazon Redshift cluster that runs on RA3 nodes. The company wants to scale read and write capacity to meet demand. A data engineer needs to i…
  3. Question 13: A data engineer must orchestrate a series of Amazon Athena queries that will run every day. Each query can run for more than 15 minutes. Which combination of s…
  4. Question 14: A company is migrating on-premises workloads to AWS. The company wants to reduce overall operational overhead. The company also wants to explore serverless opt…
  5. Question 15: A company uses Amazon S3 to store semi-structured data in a transactional data lake. Some of the data files are small, but other data files are tens of terabyt…
  6. Question 16: A media company wants to improve a system that recommends media content to customer based on user behavior and preferences. To improve the recommendation syste…
  7. Question 17: A data engineer maintains custom Python scripts that perform a data formatting process that many AWS Lambda functions use. When the data engineer needs to modi…
  8. Question 18: A data engineer runs Amazon Athena queries on data that is in an Amazon S3 bucket. The Athena queries use AWS Glue Data Catalog as a metadata table. The data e…
  9. Question 19: A company stores daily records of the financial performance of investment portfolios in .csv format in an Amazon S3 bucket. A data engineer uses AWS Glue crawl…
  10. Question 20: A company maintains multiple extract, transform, and load (ETL) workflows that ingest data from the company's operational databases into an Amazon S3 based dat…