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 25 of 26.

  1. Question 243: A data engineer at a company is optimizing extract, transform, and load (ETL) workflows. The current architecture uses Amazon EMR and Apache Spark for large-sc…
  2. Question 244: A company needs to optimize storage costs for an Amazon S3 bucket. The S3 bucket receives 10 million objects every day. The objects range in size from 2 KB to…
  3. Question 245: A company stores Apache Parquet files in an Amazon S3 data lake. The data lake receives thousands of files from multiple sources every hour. The files range in…
  4. Question 246: A company runs a multi-tenant Amazon EMR cluster on Amazon EC2 instances. Multiple teams perform interactive query analyses and data transformations on the dat…
  5. Question 247: Two data engineering teams use separate AWS accounts. Both teams request access to the same datashare in an Amazon Redshift cluster that is in a third AWS acco…
  6. Question 248: A company wants to analyze sales records that the company stores in a MySQL database. The company wants to correlate the records with sales opportunities ident…
  7. Question 249: A manufacturing company wants to collect data from sensors. A data engineer needs to implement a solution that ingests sensor data in near real time. The solut…
  8. Question 250: A company is planning to migrate on-premises Apache Hadoop clusters to Amazon EMR. The company also needs to migrate a data catalog into a persistent storage s…
  9. Question 251: A marketing company collects clickstream data. The company sends the clickstream data to Amazon Kinesis Data Firehose and stores the clickstream data in Amazon…
  10. Question 252: A banking company uses an application to collect large volumes of transactional data. The company uses Amazon Kinesis Data Streams for real-time analytics. The…