Solutions Architect Professional (Page 42)

A software as a service (SaaS) company has developed a multi-tenant environment.The company uses Amazon DynamoDB tables that the tenants share for the storage layer.The company uses AWS Lambda functions for the application services.The company wants to offer a tiered subscription model that is based on resource consumption by each tenant.Each tenant is identified by a unique tenant ID that is sent as part of each request to the Lambda functions.The company has created an AWS Cost and Usage Report (AWS CUR) in an AWS account.The company wants to allocate the DynamoDB costs to each tenant to match that tenant’s resource consumption.Which solution will provide a granular view of the DynamoDB cost for each tenant with the LEAST operational effort?Read More →

Your department creates regular analytics reports from your company’s log files All log data is collected in Amazon S3 and processed by daily Amazon ElasticMapReduce (EMR) jobs that generate daily PDF reports and aggregated tables in CSV format for an Amazon Redshift data warehouse.Your CFO requests that you optimize the cost structure for this system.Which of the following alternatives will lower costs without compromising average performance of the system or data integrity for the raw data?Read More →

A startup company recently migrated a large ecommerce website to AWS.The website has experienced a 70% increase in sales.Software engineers are using a private GitHub repository to manage code.The DevOps team is using Jenkins for builds and unit testing.The engineers need to receive notifications for bad builds and zero downtime during deployments.The engineers also need to ensure any changes to production are seamless for users and can be rolled back in the event of a major issue.The software engineers have decided to use AWS CodePipeline to manage their build and deployment process.Which solution will meet these requirements?Read More →

An AWS customer is deploying an application mat is composed of an AutoScaling group of EC2 Instances.The customers security policy requires that every outbound connection from these instances to any other service within the customers Virtual Private Cloud must be authenticated using a unique x 509 certificate that contains the specific instance-id.In addition, an x 509 certificates must Designed by the customer’s Key management service in order to be trusted for authentication.Which of the following configurations will support these requirements?Read More →

A company has an application that uses an Amazon Aurora PostgreSQL DB cluster for the application’s database.The DB cluster contains one small primary instance and three larger replica instances.The application runs on an AWS Lambda function.The application makes many short-lived connections to the database’s replica instances to perform read-only operations.During periods of high traffic, the application becomes unreliable and the database reports that too many connections are being established.The frequency of high-traffic periods is unpredictable.Which solution will improve the reliability of the application?Read More →

Your company runs a customer facing event registration site This site is built with a 3-tier architecture with web and application tier servers and a MySQL database The application requires 6 web tier servers and 6 application tier servers for normal operation, but can run on a minimum of 65% server capacity and a single MySQL database.When deploying this application in a region with three availability zones (AZs) which architecture provides high availability?Read More →

A solutions architect is preparing to deploy a new security tool into several previously unused AWS Regions.The solutions architect will deploy the tool by using an AWS CloudFormation stack set.The stack set’s template contains an IAM role that has a custom name.Upon creation of the stack set, no stack instances are created successfully.What should the solutions architect do to deploy the stacks successfully?Read More →

Your customer wishes to deploy an enterprise application to AWS, which will consist of several web servers, several application servers and a small (50GB)Oracle database.Information is stored, both in the database and the file systems of the various servers.The backup system must support database recovery whole server and whole disk restores, and individual file restores with a recovery time of no more than two hours.They have chosen to use RDS Oracle as the database.Which backup architecture will meet these requirements?Read More →

A company is deploying a third-party web application on AWS.The application is packaged as a Docker image.The company has deployed the Docker image as an AWS Fargate service in Amazon Elastic Container Service (Amazon ECS).An Application Load Balancer (ALB) directs traffic to the application.The company needs to give only a specific list of users the ability to access the application from the internet.The company cannot change the application and cannot integrate the application with an identity provider.All users must be authenticated through multi-factor authentication (MFA).Which solution will meet these requirements?Read More →

A web design company currently runs several FTP servers that their 250 customers use to upload and download large graphic files They wish to move this system to AWS to make it more scalable, but they wish to maintain customer privacy and Keep costs to a minimum.What AWS architecture would you recommend?Read More →