Amazon AWS
AWS Certified Developer – Associate
DVA-C02
The AWS Certified Developer – Associate (DVA-C02) exam tests your proficiency in developing applications on AWS. It is designed for developers looking to validate their skills in AWS development.
Questions 411–420 of 492
A company needs to retain compliance logs for 6 months. What happens if they set an S3 Lifecycle Policy to delete logs after 3 months?
A
They retain logs for 3 months
B
Logs will be preserved indefinitely
C
Logs will be kept for 6 months
D
Lifecycle policy cannot delete logs
The policy deletes logs after 3 months; other options suggest incorrect retention behavior.
Which service is best for handling real-time data streams?
A
AWS IoT Core
B
Amazon Kinesis
C
AWS Lambda
D
Amazon SQS
Amazon Kinesis is designed specifically for real-time data processing, unlike others.
A company needs a backup solution for their S3 data. What should they implement?
A
S3 Transfer Acceleration
B
S3 Intelligent-Tiering
C
S3 Cross-Region Replication
D
S3 Lifecycle Policies
S3 Cross-Region Replication automatically backs up data in another region.
You are configuring an EC2 instance. What happens when you stop and then start the instance?
A
Loss of the instance's public IP
B
Data in ephemeral storage is preserved
C
Instance type cannot be changed
D
Volume size is reduced
Stopping an EC2 instance releases the public IP, while data in ephemeral storage is lost.
Which AWS service is ideal for building serverless applications?
A
AWS Lambda
B
Amazon EC2
C
Amazon RDS
D
Amazon S3
AWS Lambda allows running code without provisioning servers, while EC2, RDS, and S3 are not serverless solutions.
A company needs to recreate lost data and minimize downtime; which Amazon service will help?
A
Amazon Glacier
B
Amazon RDS Read Replicas
C
Amazon S3 Versioning
D
AWS Direct Connect
Amazon S3 Versioning keeps multiple versions of an object, aiding in data recovery and minimizing downtime, unlike the other options.
You are configuring IAM policies; which policy type allows precise control over resources?
A
Identity Policy
B
Resource Policy
C
Inline Policy
D
Service Control Policy
Resource Policies allow fine-grained control over access to specific resources, while the others provide broader or different controls.
Which AWS service provides a serverless compute environment?
A
AWS Lambda
B
Amazon EC2
C
Amazon RDS
D
Amazon S3
AWS Lambda allows you to run code without provisioning servers, while the other options require server management.
A company needs to grant temporary access to their S3 bucket. What should they use?
A
IAM users
B
Bucket policy
C
IAM roles
D
Public access
IAM roles are ideal for granting temporary access, unlike users which are permanent.
What happens when an instance is stopped in an EC2 auto-scaling group?
A
Instance is terminated
B
Instance is restarted
C
Scaling adjusts automatically
D
Instance state is preserved
The auto-scaling group will launch a new instance to maintain the desired capacity after stopping an instance.