A company wants to migrate its applications to the AWS Cloud.The company plans to identify and prioritize any business transformation opportunities and evaluate its AWS Cloud readiness.Which AWS service or tool should the company use to meet these requirements?Read More →
A company has registered its domain name with Amazon Route 53.The company uses Amazon API Gateway in the ca-central-1 Region as a public interface for its backend microservice APIs.Third-party services consume the APIs securely.The company wants to design its API Gateway URL with the company’s domain name and corresponding certificate so that the third-party services can use HTTPS.Which solution will meet these requirements?Read More →
A company is running a traditional web application on Amazon EC2 instances.The company needs to refactor the application as microservices that run on containers.Separate versions of the application exist in two distinct environments: production and testing.Load for the application is variable, but the minimum load and the maximum load are known.A solutions architect needs to design the updated application with a serverless architecture that minimizes operational complexity.Which solution will meet these requirements MOST cost-effectively?Read More →
A company needs to deploy a PostgreSQL database into Amazon RDS.The database must be highly available and fault tolerant.Which AWS solution should the company use to meet these requirements?Read More →
Which option is a pillar of the AWS Well-Architected Framework?Read More →
A solutions architect is developing a VPC architecture that includes multiple subnets.The architecture will host applications that use Amazon EC2 instances and Amazon RDS DB instances.The architecture consists of six subnets in two Availability Zones.Each Availability Zone includes a public subnet, a private subnet, and a dedicated subnet for databases.Only EC2 instances that run in the private subnets can have access to the RDS databases.Which solution will meet these requirements?Read More →
A company is hosting a critical application on a single Amazon EC2 instance.The application uses an Amazon ElastiCache for Redis single-node cluster for an in-memory data store.The application uses an Amazon RDS for MariaDB DB instance for a relational database.For the application to function, each piece of the infrastructure must be healthy and must be in an active state.A solutions architect needs to improve the application’s architecture so that the infrastructure can automatically recover from failure with the least possible downtime.Which combination of steps will meet these requirements? (Choose three.)Read More →
A company is running a workload in the AWS Cloud.Which AWS best practice ensures the MOST cost-effective architecture for the workload?Read More →
A company runs multiple Windows workloads on AWS.The company’s employees use Windows file shares that are hosted on two Amazon EC2 instances.The file shares synchronize data between themselves and maintain duplicate copies.The company wants a highly available and durable storage solution that preserves how users currently access the files.What should a solutions architect do to meet these requirements?Read More →
A company runs an unauthenticated static website (www.example.com) that includes a registration form for users.The website uses Amazon S3 for hosting and uses Amazon CloudFront as the content delivery network with AWS WAF configured.When the registration form is submitted, the website calls an Amazon API Gateway API endpoint that invokes an AWS Lambda function to process the payload and forward the payload to an external API call.During testing, a solutions architect encounters a cross-origin resource sharing (CORS) error.The solutions architect confirms that the CloudFront distribution origin has the Access-Control-Allow-Origin header set to www.example.com.What should the solutions architect do to resolve the error?Read More →
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