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 421–430 of 498

Q421

A company needs to analyze large amounts of streaming data in real time. Which AWS service should they use?

  • A Amazon Kinesis
  • B AWS Glue
  • C Amazon RDS
  • D Amazon S3
Explanation Amazon Kinesis is designed for real-time data analysis; the others are not suited for streaming.
Q422

What happens when a Lambda function exceeds its timeout configuration?

  • A It returns an error message
  • B It gets automatically restarted
  • C It is terminated abruptly
  • D It continues processing silently
Explanation When a Lambda function times out, it is terminated immediately; the rest are incorrect as they imply continued execution or error handling.
Q423

You are configuring an S3 bucket to be publicly accessible for static website hosting. Which bucket policy option should you use?

  • A Grant READ access to Everyone
  • B Enforce MFA Delete
  • C Encrypt all objects
  • D Enable Versioning
Explanation Granting READ access to Everyone allows public access for hosting; the other options do not enable public access.
Q424

Which service provides real-time data streaming?

  • A Amazon Kinesis
  • B AWS Data Pipeline
  • C Amazon RDS
  • D AWS Glue
Explanation Amazon Kinesis is designed for real-time data streaming; others are focused on batch processing or database services.
Q425

A company needs to analyze large datasets in S3 with SQL. Which service should they use?

  • A Amazon Redshift
  • B AWS Glue
  • C Amazon Athena
  • D Amazon EMR
Explanation Amazon Athena allows for SQL queries directly on S3; others either require processing or are not designed for ad-hoc querying.
Q426

You are configuring an IAM policy that needs to allow access to all S3 actions in a specific bucket. What should you do?

  • A Use '*' for actions
  • B Restrict to 'GetObject' only
  • C Specify bucket ARN only
  • D Include 's3:*' for actions
Explanation Including 's3:*' allows all actions in the specified bucket; '*' omits the necessary action context.
Q427

Which service is best for real-time data streaming?

  • A Amazon Kinesis
  • B Amazon RDS
  • C AWS Glue
  • D Amazon S3
Explanation Amazon Kinesis is designed for real-time streaming, while others are for storage or batch processing.
Q428

A company wants to move large files from on-premises to AWS with minimal disruption. Which service should they use?

  • A AWS Snowball
  • B AWS Direct Connect
  • C AWS DataSync
  • D AWS Transfer for SFTP
Explanation AWS Snowball is ideal for bulk transfers with minimal disruption; others focus on different use cases.
Q429

What happens when you set an S3 bucket policy to public access?

  • A Everyone can list and read the bucket
  • B Access is granted only to specific users
  • C It overrides IAM permissions
  • D Bucket can only be accessed via API
Explanation Setting a bucket to public allows everyone to list and read objects; the other options misrepresent access behavior.
Q430

Which service allows you to run code without provisioning servers?

  • A AWS Lambda
  • B AWS EC2
  • C AWS S3
  • D AWS RDS
Explanation AWS Lambda enables code execution without server management, while others require provisioning or management.