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 71–80 of 498

Q71

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

  • A AWS Glue
  • B Amazon Kinesis
  • C Amazon Redshift
  • D Amazon S3
Explanation Amazon Kinesis is specifically built for real-time data streams, whereas the others are for batch processing or data storage.
Q72

You are configuring an S3 bucket to host a static website. What needs to be set for the bucket?

  • A Bucket Policy Only
  • B Public ACLs
  • C Static Website Hosting
  • D Cross-Origin Resource Sharing
Explanation Static Website Hosting must be enabled in S3 settings; the other options do not directly relate to hosting a static website.
Q73

Which service allows you to automate the deployment of applications using code?

  • A AWS CodeDeploy
  • B AWS CloudFormation
  • C Amazon ECS
  • D AWS CodePipeline
Explanation AWS CodePipeline automates workflows for application deployment, while CodeDeploy focuses on the deployment process itself.
Q74

A company needs to store and retrieve 100 GB of data at low cost with infrequent access. Which service is most appropriate?

  • A Amazon S3 Standard
  • B Amazon S3 Intelligent-Tiering
  • C Amazon S3 Glacier
  • D Amazon EBS
Explanation Amazon S3 Glacier is optimized for low-cost storage for data rarely accessed, unlike S3 Standard, which is for frequent access.
Q75

What happens when a VPC with an associated Internet Gateway is deleted?

  • A Internet Gateway remains intact
  • B VPC and Gateway are both deleted
  • C Data in the VPC is lost
  • D VPC can be restored later
Explanation When a VPC is deleted, its associated Internet Gateway is also deleted, impacting connectivity.
Q76

Which AWS service provides a fully managed serverless data warehouse solution?

  • A Amazon Redshift
  • B Amazon Athena
  • C AWS Glue
  • D Amazon QuickSight
Explanation Amazon Redshift is designed for data warehousing; the others serve different roles in data processing.
Q77

A company needs to ensure logs are regularly archived in a cost-effective manner. Which service should they use?

  • A Amazon RDS
  • B Amazon S3 Lifecycle Policies
  • C AWS CloudTrail
  • D AWS Lambda
Explanation S3 Lifecycle Policies can automatically archive logs, while the other options are not designed for archiving.
Q78

You are configuring a VPC with two subnets: one public and one private. What will happen if you launch an EC2 instance in the private subnet without a NAT gateway?

  • A Instance can access the Internet
  • B Instance cannot access the Internet
  • C Instance is terminated automatically
  • D Instance uses public IP address
Explanation Instances in a private subnet cannot access the Internet without a NAT gateway; the other options are incorrect regarding access capabilities.
Q79

Which service allows you to run code without provisioning servers?

  • A AWS Lambda
  • B EC2
  • C S3
  • D RDS
Explanation AWS Lambda allows serverless computing, unlike EC2 requires server provisioning and S3/RDS are storage and database services.
Q80

A company needs to analyze large datasets quickly. Which service should they choose?

  • A Amazon S3
  • B Amazon Redshift
  • C Amazon RDS
  • D Amazon Glacier
Explanation Amazon Redshift is optimized for high-speed data analytics, while S3 is storage, RDS is relational database, and Glacier is for archiving.