A developer is storing sensitive data generated by an application in Amazon S3.The developer wants to encrypt the data at rest.A company policy requires an audit trail of when the AWS Key Management Service (AWS KMS) key was used and by whom.Which encryption option will meet these requirements?Read More →
An ecommerce website running on AWS uses an Amazon RDS for MySQL DB instance with General Purpose SSD storage.The developers chose an appropriate instance type based on demand, and configured 100 GB of storage with a sufficient amount of free space.The website was running smoothly for a few weeks until a marketing campaign launched.On the second day of the campaign, users reported long wait times and time outs.Amazon CloudWatch metrics indicated that both reads and writes to the DB instance were experiencing long response times.The CloudWatch metrics show 40% to 50% CPU and memory utilization, and sufficient free storage space is still available.The application server logs show no evidence of database connectivity issues.What could be the root cause of the issue with the marketing campaign?Read More →
A company has multiple AWS accounts for development work.Some staff consistently use oversized Amazon EC2 instances, which causes the company to exceed the yearly budget for the development accounts.The company wants to centrally restrict the creation of AWS resources in these accounts.Which solution will meet these requirements with the LEAST development effort?Read More →
A company that has multiple business units is using AWS Organizations with all features enabled.The company has implemented an account structure in which each business unit has its own AWS account.Administrators in each AWS account need to view detailed cost and utilization data for their account by using Amazon Athena.Each business unit can have access to only its own cost and utilization data.The IAM policies that govern the ability to set up AWS Cost and Usage Reports are in place.A central Cost and Usage Report that contains all data for the organization is already available in an Amazon S3 bucket.Which solution will meet these requirements with the LEAST operational complexity?Read More →
A company is running and managing its own Docker environment on Amazon EC2 instances.The company wants an alternative to help manage cluster size, scheduling, and environment maintenance.Which AWS service meets these requirements?Read More →
A company has a custom application with embedded credentials that retrieves information from an Amazon RDS MySQL DB instance.Management says the application must be made more secure with the least amount of programming effort.What should a solutions architect do to meet these requirements?Read More →
Which of the following acts as an instance-level firewall to control inbound and outbound access?Read More →
A developer is building a serverless application that is based on AWS Lambda.The developer initializes the AWS software development kit (SDK) outside of the Lambda handler function.What is the PRIMARY benefit of this action?Read More →
A company is currently in the design phase of an application that will need an RPO of less than 5 minutes and an RTO of less than 10 minutes.The solutions architecture team is forecasting that the database will store approximately 10 TB of data.As part of the design, they are looking for a database solution that will provide the company with the ability to fail over to a secondary Region.Which solution will meet these business requirements at the LOWEST cost?Read More →
A company has an application that processes customer orders.The company hosts the application on an Amazon EC2 instance that saves the orders to an Amazon Aurora database.Occasionally when traffic is high the workload does not process orders fast enough.What should a solutions architect do to write the orders reliably to the database as quickly as possible?Read More →
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