Amazon AWS

AWS Certified Data Engineer – Associate

DEA-C01

The AWS Certified Data Engineer – Associate (DEA-C01) exam validates your skills in data engineering on AWS. It is suitable for those who want to demonstrate their ability to design and implement data solutions.

498 questions 0 views Free
Start Mock Test Timed · Full-length · Scored

Questions 491–498 of 498

Q491

A company needs to quickly provision a temporary database for testing. Which AWS service should they use?

  • A Amazon RDS
  • B Amazon DynamoDB
  • C Amazon Aurora
  • D Amazon Redshift
Explanation Amazon RDS allows for rapid database provisioning and supports temporary instances for testing; others focus on either OLAP or specific use cases.
Q492

What happens when an IAM policy denies access to a specific action?

  • A Access is granted if allowed elsewhere
  • B Access is denied regardless of others
  • C Access is checked only by resources
  • D Access can default to full permission
Explanation In AWS IAM, explicit deny overrides all allows; this ensures tight control over resource access.
Q493

A company needs to migrate a large dataset to AWS. Which service provides a fast and secure way to transfer data at scale?

  • A AWS Snowball
  • B Amazon S3
  • C AWS Glue
  • D Amazon RDS
Explanation AWS Snowball is designed for large-scale data transfer, while the others focus on storage or database management.
Q494

You are configuring a Data Pipeline to process data in an S3 bucket daily. What happens if your pipeline fails?

  • A It automatically retries the job.
  • B It permanently deletes all data.
  • C It logs errors but stops.
  • D It triggers an alarm to notify you.
Explanation Data Pipeline can trigger SNS notifications for failures while not automatically deleting or always retrying jobs.
Q495

Which AWS service provides a fully managed data warehouse solution that can scale and handle large analytics workloads?

  • A Amazon S3
  • B AWS Redshift
  • C AWS Lambda
  • D Amazon Aurora
Explanation AWS Redshift is specifically designed for data warehousing, while others focus on different aspects of data handling.
Q496

Which AWS service is used to manage permissions and users?

  • A IAM
  • B EC2
  • C S3
  • D Lambda
Explanation IAM manages permissions; EC2 and S3 are compute/storage services but do not manage users.
Q497

A company needs to store large volumes of data with high durability. Which AWS service is best suited?

  • A EFS
  • B S3
  • C DynamoDB
  • D RDS
Explanation S3 offers high durability for large data volumes; EFS is for file storage, not durability at scale.
Q498

What happens when you disable versioning on an S3 bucket?

  • A All objects are deleted.
  • B New versions are not created.
  • C Previous versions are lost.
  • D Only metadata is removed.
Explanation Disabling versioning stops creating new versions, but does not remove existing ones; options A, C, D are incorrect as they misrepresent the behavior.