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 381–390 of 492
You are configuring IAM policies for a user group. What happens if an explicit deny is included in a policy?
A
Allow access as usual
B
Override any other allow policies
C
Allow user's request irrespective of permissions
D
Deny access to all users
An explicit deny in IAM always takes precedence over allow policies; the other options misunderstand how policy evaluation works.
Which service is primarily used for scalable object storage?
A
Amazon S3
B
Amazon EBS
C
AWS Lambda
D
Amazon RDS
Amazon S3 is designed for scalable object storage, while EBS is block storage and RDS is for relational databases.
A company needs to run a serverless application. Which AWS service should they consider first?
A
Amazon EC2
B
AWS Lambda
C
Amazon ECS
D
AWS Elastic Beanstalk
AWS Lambda is the core service for serverless applications, unlike EC2 which requires managing servers.
You are configuring an IAM role with permissions. What happens if you do not attach a policy?
A
Role has default permissions
B
Role has no permissions
C
Role inherits permissions from others
D
Role cannot be assumed
Without a policy, the IAM role has no permissions at all, preventing any actions.
Which service provides automatic scaling for resources?
A
AWS Auto Scaling
B
AWS CloudFormation
C
AWS Lambda
D
AWS CodeDeploy
AWS Auto Scaling automatically adjusts resource capacity, while others do not provide scaling functionalities.
A company needs to store unstructured data, which option is best?
A
AWS RDS
B
Amazon S3
C
AWS DynamoDB
D
AWS Redshift
Amazon S3 is designed for unstructured data storage, unlike RDS, DynamoDB, and Redshift, which involve structured data management.
What happens when you exceed your AWS Free Tier limits?
A
Your account is suspended
B
You receive an email notification
C
You are charged for usage
D
Services automatically stop running
Exceeding Free Tier limits results in charges for additional usage, rather than account suspension or service interruption.
Which service can detect AWS resource behavior anomalies?
A
Amazon GuardDuty
B
AWS CloudTrail
C
AWS X-Ray
D
Amazon Config
Amazon GuardDuty uses machine learning for anomaly detection, while the other options serve different purposes like logging or monitoring.
A company needs to query a large dataset in S3 using standard SQL. Which service should they use?
A
Amazon Athena
B
Amazon Redshift
C
AWS RDS
D
AWS Glue
Amazon Athena allows SQL queries on S3 directly, while other options involve data stored in their respective formats.
What happens when an IAM role is associated with an EC2 instance?
A
Instance gains permissions immediately
B
Permissions are only applied during launch
C
EC2 instance cannot access any resources
D
Permission policies are ignored
The IAM role grants permissions immediately upon association, allowing access to resources as configured.