SAA-C03 (Page 68)

A company has an Amazon S3 data lake.The company needs a solution that transforms the data from the data lake and loads the data into a data warehouse every day.The data warehouse must have massively parallel processing (MPP) capabilities.Data analysts then need to create and train machine learning (ML) models by using SQL commands on the data.The solution must use serverless AWS services wherever possible.Which solution will meet these requirements?Read More →

An ecommerce company is running a multi-tier application on AWS.The front-end and backend tiers both run on Amazon EC2, and the database runs on Amazon RDS for MySQL.The backend tier communicates with the RDS instance.There are frequent calls to return identical datasets from the database that are causing performance slowdowns.Which action should be taken to improve the performance of the backend?Read More →

A company runs an application on Amazon EC2 Linux instances across multiple Availability Zones.The application needs a storage layer that is highly available and Portable Operating System Interface (POSIX)-compliant.The storage layer must provide maximum data durability and must be shareable across the EC2 instances.The data in the storage layer will be accessed frequently for the first 30 days and will be accessed infrequently after that time.Which solution will meet these requirements MOST cost-effectively?Read More →

A company has resources across multiple AWS Regions and accounts.A newly hired solutions architect discovers a previous employee did not provide details about the resources inventory.The solutions architect needs to build and map the relationship details of the various workloads across all accounts.Which solution will meet these requirements in the MOST operationally efficient way?Read More →

A company that uses AWS is building an application to transfer data to a product manufacturer.The company has its own identity provider (IdP).The company wants the IdP to authenticate application users while the users use the application to transfer data.The company must use Applicability Statement 2 (AS2) protocol.Which solution will meet these requirements?Read More →

A company hosts a three-tier web application in the AWS Cloud.A Multi-AZAmazon RDS for MySQL server forms the database layer Amazon ElastiCache forms the cache layer.The company wants a caching strategy that adds or updates data in the cache when a customer adds an item to the database.The data in the cache must always match the data in the database.Which solution will meet these requirements?Read More →

A company has an application that serves clients that are deployed in more than 20.000 retail storefront locations around the world.The application consists of backend web services that are exposed over HTTPS on port 443.The application is hosted on Amazon EC2 instances behind an Application Load Balancer (ALB).The retail locations communicate with the web application over the public internet.The company allows each retail location to register the IP address that the retail location has been allocated by its local ISP.The company’s security team recommends to increase the security of the application endpoint by restricting access to only the IP addresses registered by the retail locations.What should a solutions architect do to meet these requirements?Read More →

A company is deploying a new application to Amazon Elastic Kubernetes Service (Amazon EKS) with an AWS Fargate cluster.The application needs a storage solution for data persistence.The solution must be highly available and fault tolerant.The solution also must be shared between multiple application containers.Which solution will meet these requirements with the LEAST operational overhead?Read More →

A solutions architect is designing a two-tiered architecture that includes a public subnet and a database subnet.The web servers in the public subnet must be open to the internet on port 443.The Amazon RDS for MySQL DB instance in the database subnet must be accessible only to the web servers on port 3306.Which combination of steps should the solutions architect take to meet these requirements? (Choose two.)Read More →

A company wants to use the AWS Cloud to make an existing application highly available and resilient.The current version of the application resides in the company’s data center.The application recently experienced data loss after a database server crashed because of an unexpected power outage.The company needs a solution that avoids any single points of failure.The solution must give the application the ability to scale to meet user demand.Which solution will meet these requirements?Read More →