SAA-C03 (Page 92)

A company uses Amazon EC2 instances and AWS Lambda functions to run its application.The company has VPCs with public subnets and private subnets in its AWS account.The EC2 instances run in a private subnet in one of the VPCs.The Lambda functions need direct network access to the EC2 instances for the application to work.The application will run for at least 1 year.The company expects the number of Lambda functions that the application uses to increase during that time.The company wants to maximize its savings on all application resources and to keep network latency between the services low.Which solution will meet these requirements?Read More →

A rapidly growing global ecommerce company is hosting its web application on AWS. The web application includes static content and dynamic content. The website stores online transaction processing (OLTP) data in an Amazon RDS database The website’s users are experiencing slow page loads.Which combination of actions should a solutions architect take to resolve this issue? (Choose two.)Read More →

A company needs a backup strategy for its three-tier stateless web application.The web application runs on Amazon EC2 instances in an Auto Scaling group with a dynamic scaling policy that is configured to respond to scaling events.The database tier runs on Amazon RDS for PostgreSQL.The web application does not require temporary local storage on the EC2 instances.The company’s recovery point objective (RPO) is 2 hours.The backup strategy must maximize scalability and optimize resource utilization for this environment.Which solution will meet these requirements?Read More →

A company is building a game system that needs to send unique events to separate leaderboard, matchmaking, and authentication services concurrently.The company needs an AWS event-driven system that guarantees the order of the events.Which solution will meet these requirements?Read More →

A company uses a payment processing system that requires messages for a particular payment ID to be received in the same order that they were sent.Otherwise, the payments might be processed incorrectly.Which actions should a solutions architect take to meet this requirement? (Choose two.)Read More →

A company is expanding a secure on-premises network to the AWS Cloud by using an AWS Direct Connect connection.The on-premises network has no direct internet access.An application that runs on the on-premises network needs to use an Amazon S3 bucket.Which solution will meet these requirements MOST cost-effectively?Read More →

A news company that has reporters all over the world is hosting its broadcast system on AWS.The reporters send live broadcasts to the broadcast system.The reporters use software on their phones to send live streams through the Real Time Messaging Protocol (RTMP).A solutions architect must design a solution that gives the reporters the ability to send the highest quality streams.The solution must provide accelerated TCP connections back to the broadcast system.What should the solutions architect use to meet these requirements?Read More →

A company wants to use an AWS CloudFormation stack for its application in a test environment.The company stores the CloudFormation template in an Amazon S3 bucket that blocks public access.The company wants to grant CloudFormation access to the template in the S3 bucket based on specific user requests to create the test environment.The solution must follow security best practices.Which solution will meet these requirements?Read More →

An Amazon EC2 instance is located in a private subnet in a new VPC.This subnet does not have outbound internet access, but the EC2 instance needs the ability to download monthly security updates from an outside vendor.What should a solutions architect do to meet these requirements?Read More →

A company hosts a three-tier web application on Amazon EC2 instances in a single Availability Zone.The web application uses a self-managed MySQL database that is hosted on an EC2 instance to store data in an Amazon Elastic Block Store (Amazon EBS) volume.The MySQL database currently uses a 1 TB Provisioned IOPS SSD (io2) EBS volume.The company expects traffic of 1,000 IOPS for both reads and writes at peak traffic.The company wants to minimize any disruptions, stabilize performance, and reduce costs while retaining the capacity for double the IOPS.The company wants to move the database tier to a fully managed solution that is highly available and fault tolerant.Which solution will meet these requirements MOST cost-effectively?Read More →