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 311–320 of 498

Q311

A company needs to store sensitive data securely. Which AWS service should they use?

  • A Amazon RDS
  • B AWS IAM
  • C AWS Secrets Manager
  • D Amazon CloudFront
Explanation AWS Secrets Manager is designed to securely store confidential information, while RDS is for database management, IAM handles permissions, and CloudFront is a CDN.
Q312

You are configuring an AWS Lambda function with a 25-second long execution time. What happens if it exceeds this limit?

  • A Function continues processing until it finishes
  • B Function is terminated and returns an error
  • C Function automatically retries execution
  • D Function runs forever until stopped
Explanation AWS Lambda has a maximum timeout limit; exceeding it causes immediate termination and an error, while the other options are incorrect.
Q313

Which service is used for data warehousing in AWS?

  • A Amazon Redshift
  • B Amazon RDS
  • C Amazon DynamoDB
  • D Amazon S3
Explanation Amazon Redshift is specifically designed for data warehousing, while the others serve different database purposes.
Q314

A company needs to optimize its SQL queries on Amazon RDS. What can be used?

  • A Amazon CloudWatch
  • B AWS Lambda
  • C Amazon Aurora
  • D AWS DMS
Explanation Amazon Aurora provides advanced optimizations; the others do not directly optimize SQL queries.
Q315

What happens when you delete an AWS Glue job?

  • A Job becomes inactive
  • B Data is lost
  • C Job parameters are retained
  • D Job cannot be recreated
Explanation AWS Glue job parameters are retained and can be recreated; deletion only affects job execution.
Q316

Which AWS service is primarily used for serverless compute?

  • A AWS Lambda
  • B Amazon EC2
  • C AWS Fargate
  • D Amazon RDS
Explanation AWS Lambda allows you to run code without provisioning servers, while the rest involve managing infrastructure.
Q317

A company needs to process streaming data with low latency and autoscaling. Which service should they use?

  • A Amazon S3
  • B Amazon Kinesis
  • C AWS Glue
  • D Amazon EMR
Explanation Amazon Kinesis is designed for real-time data processing, whereas the others are not optimal for low-latency stream processing.
Q318

You are configuring an S3 bucket policy. What happens when you deny permissions to 's3:PutObject'?

  • A Upload objects is allowed.
  • B No uploads are permitted.
  • C Only public uploads are allowed.
  • D Upload succeeds under certain conditions.
Explanation Denying 's3:PutObject' prevents any uploads, regardless of source or conditions.
Q319

Which service provides serverless data processing?

  • A AWS Glue
  • B Amazon RDS
  • C EC2 Instances
  • D Amazon EMR
Explanation AWS Glue is specifically designed for ETL processes while other options are not serverless for such tasks.
Q320

A company needs to control access based on multiple conditions. Which service should they use?

  • A AWS IAM
  • B Amazon S3
  • C AWS CloudTrail
  • D Amazon CloudFront
Explanation AWS IAM supports granular access control policies, unlike the other options.