SAA-C03 (Page 94)

An IAM user made several configuration changes to AWS resources in their company’s account during a production deployment last week.A solutions architect learned that a couple of security group rules are not configured as desired.The solutions architect wants to confirm which IAM user was responsible for making changes.Which service should the solutions architect use to find the desired information?Read More →

A company has Amazon EC2 instances that run nightly batch jobs to process data.The EC2 instances run in an Auto Scaling group that uses On-Demand billing.If a job fails on one instance, another instance will reprocess the job.The batch jobs run between 12:00 AM and 06:00 AM local time every day.Which solution will provide EC2 instances to meet these requirements MOST cost-effectively?Read More →

A company is developing a mobile gaming app in a single AWS Region.The app runs on multiple Amazon EC2 instances in an Auto Scaling group.The company stores the app data in Amazon DynamoDB.The app communicates by using TCP traffic and UDP traffic between the users and the servers.The application will be used globally.The company wants to ensure the lowest possible latency for all users.Which solution will meet these requirements?Read More →

A company has hired a solutions architect to design a reliable architecture for its application.The application consists of one Amazon RDS DB instance and two manually provisioned Amazon EC2 instances that run web servers.The EC2 instances are located in a single Availability Zone.An employee recently deleted the DB instance, and the application was unavailable for 24 hours as a result.The company is concerned with the overall reliability of its environment.What should the solutions architect do to maximize reliability of the application’s infrastructure?Read More →

A company has established a new AWS account.The account is newly provisioned and no changes have been made to the default settings.The company is concerned about the security of the AWS account root user.What should be done to secure the root user?Read More →

A company runs an application that receives data from thousands of geographically dispersed remote devices that use UDP.The application processes the data immediately and sends a message back to the device if necessary.No data is stored.The company needs a solution that minimizes latency for the data transmission from the devices.The solution also must provide rapid failover to another AWS Region.Which solution will meet these requirements?Read More →

A company is using Amazon Route 53 latency-based routing to route requests to its UDP-based application for users around the world.The application is hosted on redundant servers in the company’s on-premises data centers in the United States, Asia, and Europe.The company’s compliance requirements state that the application must be hosted on premises.The company wants to improve the performance and availability of the application.What should a solutions architect do to meet these requirements?Read More →

An ecommerce company is experiencing an increase in user traffic.The company’s store is deployed on Amazon EC2 instances as a two-tier web application consisting of a web tier and a separate database tier.As traffic increases, the company notices that the architecture is causing significant delays in sending timely marketing and order confirmation email to users.The company wants to reduce the time it spends resolving complex email delivery issues and minimize operational overhead.What should a solutions architect do to meet these requirements?Read More →