Which set of steps should the solutions architect take to meet these requirements?

2026-03-28
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In: SAP-C02
With: 2 Comments

A company has a website that runs on four Amazon EC2 instances that are behind an Application Load Balancer (ALB).When the ALB detects that an EC2 instance is no longer available, an Amazon CloudWatch alarm enters the ALARM state.A member of the company’s operations team then manually adds a new EC2 instance behind the ALB.A solutions architect needs to design a highly available solution that automatically handles the replacement of EC2 instances.The company needs to minimize downtime during the switch to the new solution.Which set of steps should the solutions architect take to meet these requirements?Read More →

Which solution will meet these requirements?

2026-03-28
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In: DVA-C01
With: 2 Comments

A company stores documents in Amazon S3 with default settings.A new regulation requires the company to encrypt the documents at rest, rotate the encryption keys annually, and keep a record of when the encryption keys were rotated.The company does not want to manage the encryption keys outside of AWS.Which solution will meet these requirements?Read More →

How should this be achieved within a VPC?

2026-03-28
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In: SOA-C01
With: 2 Comments

A company needs to deploy a web application on two Amazon EC2 instances behind an Application Load Balancer (ALB).Two EC2 instances will also be deployed to host the database.The infrastructure needs to be designed across Availability Zones for high availability and must limit public access to the instances as much as possible.How should this be achieved within a VPC?Read More →

What option can the Specialist use to determine whether it is overestimating or underestimating the target value?

2026-03-28
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In: MLS-C01
With: 2 Comments

A Machine Learning Specialist trained a regression model, but the first iteration needs optimizing.The Specialist needs to understand whether the model is more frequently overestimating or underestimating the target.What option can the Specialist use to determine whether it is overestimating or underestimating the target value?Read More →

What should a solutions architect do to ensure messages are being processed once only?

2026-03-28
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In: SAA-C02
With: 2 Comments

A company hosts an application on multiple Amazon EC2 instances.The application processes messages from an Amazon SQS queue, writes for an AmazonRDS table, and deletes -the message from the queue.Occasional duplicate records are found in the RDS table.The SQS queue does not contain any duplicate messages.What should a solutions architect do to ensure messages are being processed once only?Read More →

Which action can the Database Specialist take to test the resiliency of the Aurora DB cluster?

2026-03-28
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In: DBS-C01
With: 2 Comments

A Database Specialist is working with a company to launch a new website built on Amazon Aurora with several Aurora Replicas.This new website will replace an on-premises website connected to a legacy relational database.Due to stability issues in the legacy database, the company would like to test the resiliency ofAurora.Which action can the Database Specialist take to test the resiliency of the Aurora DB cluster?Read More →

How can the developer resolve this issue?

2026-03-28
By:
In: DVA-C02
With: 2 Comments

A developer is troubleshooting an application in an integration environment.In the application, an Amazon Simple Queue Service (Amazon SQS) queue consumes messages and then an AWS Lambda function processes the messages.The Lambda function transforms the messages and makes an API call to a third-party service.There has been an increase in application usage.The third-party API frequently returns an HTTP 429 Too Many Requests error message.The error message prevents a significant number of messages from being processed successfully.How can the developer resolve this issue?Read More →