Solutions Architect Professional (Page 88)

A company is running an application on several Amazon EC2 instances in an Auto Scaling group behind an Application Load Balancer.The load on the application varies throughout the day, and EC2 instances are scaled in and out on a regular basis.Log files from the EC2 instances are copied to a centralAmazon S3 bucket every 15 minutes.The security team discovers that log files are missing from some of the terminated EC2 instances.Which set of actions will ensure that log files are copied to the central S3 bucket from the terminated EC2 instances?Read More →

A solutions architect is designing the data storage and retrieval architecture for a new application that a company will be launching soon.The application is designed to ingest millions of small records per minute from devices all around the world.Each record is less than 4 KB in size and needs to be stored in a durable location where it can be retrieved with low latency.The data is ephemeral and the company is required to store the data for 120 days only, after which the data can be deleted.The solutions architect calculates that, during the course of a year, the storage requirements would be about 10-15 TB.Which storage strategy is the MOST cost-effective and meets the design requirements?Read More →

A company has a multi-tier web application that runs on a fleet of Amazon EC2 instances behind an Application Load Balancer (ALB).The instances are in an Auto Scaling group.The ALB and the Auto Scaling group are replicated in a backup AWS Region.The minimum value and the maximum value for the Auto Scaling group are set to zero.An Amazon RDS Multi-AZ DB instance stores the application’s data.The DB instance has a read replica in the backup Region.The application presents an endpoint to end users by using an Amazon Route 53 record.The company needs to reduce its RTO to less than 15 minutes by giving the application the ability to automatically fail over to the backup Region.The company does not have a large enough budget for an active-active strategy.What should a solutions architect recommend to meet these requirements?Read More →

A retail company is hosting an ecommerce website on AWS across multiple AWS Regions.The company wants the website to be operational at all times for online purchases.The website stores data in an Amazon RDS for MySQL DB instance.Which solution will provide the HIGHEST availability for the database?Read More →

A company is creating a sequel for a popular online game.A large number of users from all over the world will play the game within the first week after launch.Currently, the game consists of the following components deployed in a single AWS Region:✑ Amazon S3 bucket that stores game assets✑ Amazon DynamoDB table that stores player scoresA solutions architect needs to design a multi-Region solution that will reduce latency, improve reliability, and require the least effort to implement.What should the solutions architect do to meet these requirements?Read More →

Example Corp. has an on-premises data center and a VPC named VPC A in the Example Corp. AWS account. The on-premises network connects to VPC A through an AWS Site-To-Site VPN. The on-premises servers can properly access VPC A. Example Corp. just acquired AnyCompany, which has a VPC named VPC B. There is no IP address overlap among these networks. Example Corp. has peered VPC A and VPC B.Example Corp. wants to connect from its on-premise servers to VPC B. Example Corp. has properly set up the network ACL and security groups.Which solution will meet this requirement with the LEAST operational effort?Read More →

A company runs a proprietary stateless ETL application on an Amazon EC2 Linux instances.The application is a Linux binary, and the source code cannot be modified.The application is single-threaded, uses 2 GB of RAM, and is highly CPU intensive.The application is scheduled to run every 4 hours and runs for up to20 minutes.A solutions architect wants to revise the architecture for the solution.Which strategy should the solutions architect use?Read More →

A company recently completed the migration from an on-premises data center to the AWS Cloud by using a replatforming strategy.One of the migrated servers is running a legacy Simple Mail Transfer Protocol (SMTP) service that a critical application relies upon.The application sends outbound email messages to the company’s customers.The legacy SMTP server does not support TLS encryption and uses TCP port 25.The application can use SMTP only.The company decides to use Amazon Simple Email Service (Amazon SES) and to decommission the legacy SMTP server.The company has created and validated the SES domain.The company has lifted the SES limits.What should the company do to modify the application to send email messages from Amazon SES?Read More →

A company is running a two-tier web-based application in an on-premises data center.The application user consists of a single server running a stateful application.The application connects to a PostgreSQL database running on a separate server.The application’s user base is expected to grow significantly, so the company is migrating the application and database to AWS.The solution will use Amazon Aurora PostgreSQL, Amazon EC2 Auto Scaling, and Elastic LoadBalancing.Which solution will provide a consistent user experience that will allow the application and database tiers to scale?Read More →

A company recently acquired several other companies.Each company has a separate AWS account with a different billing and reporting method.The acquiring company has consolidated all the accounts into one organization in AWS Organizations.However, the acquiring company has found it difficult to generate a cost report that contains meaningful groups for all the teams.The acquiring company’s finance team needs a solution to report on costs for all the companies through a self-managed application.Which solution will meet these requirements?Read More →