Which architecture would meet these requirements at the LOWEST cost?

2026-04-06
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In: SAA-C02
With: 2 Comments

A solutions architect is designing a multi-Region disaster recovery solution for an application that will provide public API access.The application will use AmazonEC2 instances with a userdata script to load application code and an Amazon RDS for MySQL database.The Recovery Time Objective (RTO) is 3 hours and theRecovery Point Objective (RPO) is 24 hours.Which architecture would meet these requirements at the LOWEST cost?Read More →

`Which combination of actions should the Database Specialist take to troubleshoot the problem?

2026-04-06
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In: DBS-C01
With: 2 Comments

A Database Specialist is creating a new Amazon Neptune DB cluster, and is attempting to load data from Amazon S3 into the Neptune DB cluster using theNeptune bulk loader API.The Database Specialist receives the following error:`Unable to connect to s3 endpoint.Provided source = s3://mybucket/graphdata/ and region = us-east-1.Please verify yourS3 configuration.`Which combination of actions should the Database Specialist take to troubleshoot the problem? (Choose two.)Read More →

Which solution will meet these requirements?

2026-04-06
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In: SAP-C01
With: 2 Comments

A company has migrated a legacy application to the AWS Cloud.The application runs on three Amazon EC2 instances that are spread across three Availability Zones.One EC2 instance is in each Availability Zone.The EC2 instances are running in three private subnets of the VPC and are set up as targets for an Application Load Balancer (ALB) that is associated with three public subnets.The application needs to communicate with on-premises systems.Only traffic from IP addresses in the company’s IP address range are allowed to access the on-premises systems.The company’s security team is bringing only one IP address from its internal IP address range to the cloud.The company has added this IP address to the allow list for the company firewall.The company also has created an Elastic IP address for this IP address.A solutions architect needs to create a solution that gives the application the ability to communicate with the on-premises systems.The solution also must be able to mitigate failures automatically.Which solution will meet these requirements?Read More →

Which configuration steps should the security engineer take to accomplish this task?

2026-04-06
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In: SCS-C01
With: 2 Comments

A company needs to use HTTPS when connecting to its web applications to meet compliance requirements.These web applications run in Amazon VPC onAmazon EC2 instances behind an Application Load Balancer (ALB).A security engineer wants to ensure that the load balancer will only accept connections over port 443, even if the ALB is mistakenly configured with an HTTP listener.Which configuration steps should the security engineer take to accomplish this task?Read More →

How should the company retrain the model to meet these requirements?

2026-04-06
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In: MLS-C01
With: 2 Comments

A company is planning a marketing campaign to promote a new product to existing customers.The company has data for past promotions that are similar.The company decides to try an experiment to send a more expensive marketing package to a smaller number of customers.The company wants to target the marketing campaign to customers who are most likely to buy the new product.The experiment requires that at least 90% of the customers who are likely to purchase the new product receive the marketing materials.The company trains a model by using the linear learner algorithm in Amazon SageMaker.The model has a recall score of 80% and a precision of 75%.How should the company retrain the model to meet these requirements?Read More →

Which combination of steps will meet these requirements with the LEAST operational effort?

2026-04-06
By:
In: SOA-C02
With: 2 Comments

A company’s SysOps administrator must ensure that all Amazon EC2 Windows instances that are launched in an AWS account have a third-party agent installed.The third-party agent has an .msi package.The company uses AWS Systems Manager for patching, and the Windows instances are tagged appropriately.The third-party agent requires periodic updates as new versions are released.The SysOps administrator must deploy these updates automatically.Which combination of steps will meet these requirements with the LEAST operational effort? (Choose two.)Read More →