SAA-C03 (Page 59)

A company is running a photo hosting service in the us-east-1 Region.The service enables users across multiple countries to upload and view photos.Some photos are heavily viewed for months, and others are viewed for less than a week.The application allows uploads of up to 20 MB for each photo.The service uses the photo metadata to determine which photos to display to each user.Which solution provides the appropriate user access MOST cost-effectively?Read More →

A company runs a highly available web application on Amazon EC2 instances behind an Application Load Balancer.The company uses Amazon CloudWatch metrics.As the traffic to the web application increases, some EC2 instances become overloaded with many outstanding requests.The CloudWatch metrics show that the number of requests processed and the time to receive the responses from some EC2 instances are both higher compared to other EC2 instances.The company does not want new requests to be forwarded to the EC2 instances that are already overloaded.Which solution will meet these requirements?Read More →

A company wants to migrate an on-premises legacy application to AWS.The application ingests customer order files from an on-premises enterprise resource planning (ERP) system.The application then uploads the files to an SFTP server.The application uses a scheduled job that checks for order files every hour.The company already has an AWS account that has connectivity to the on-premises network.The new application on AWS must support integration with the existing ERP system.The new application must be secure and resilient and must use the SFTP protocol to process orders from the ERP system immediately.Which solution will meet these requirements?Read More →

A solutions architect is designing an asynchronous application to process credit card data validation requests for a bank.The application must be secure and be able to process each request at least once.Which solution will meet these requirements MOST cost-effectively?Read More →

A company is designing a new web application that will run on Amazon EC2 Instances.The application will use Amazon DynamoDB for backend data storage.The application traffic will be unpredictable.The company expects that the application read and write throughput to the database will be moderate to high.The company needs to scale in response to application traffic.Which DynamoDB table configuration will meet these requirements MOST cost-effectively?Read More →

A company needs to integrate with a third-party data feed.The data feed sends a webhook to notify an external service when new data is ready for consumption.A developer wrote an AWS Lambda function to retrieve data when the company receives a webhook callback.The developer must make the Lambda function available for the third party to call.Which solution will meet these requirements with the MOST operational efficiency?Read More →

A company wants to provide data scientists with near real-time read-only access to the company’s production Amazon RDS for PostgreSQL database.The database is currently configured as a Single-AZ database.The data scientists use complex queries that will not affect the production database.The company needs a solution that is highly available.Which solution will meet these requirements MOST cost-effectively?Read More →

A company wants to create a mobile app that allows users to stream slow-motion video clips on their mobile devices.Currently, the app captures video clips and uploads the video clips in raw format into an Amazon S3 bucket.The app retrieves these video clips directly from the S3 bucket.However, the videos are large in their raw format.Users are experiencing issues with buffering and playback on mobile devices.The company wants to implement solutions to maximize the performance and scalability of the app while minimizing operational overhead.Which combination of solutions will meet these requirements? (Choose two.)Read More →

A company hosts an application used to upload files to an Amazon S3 bucket.Once uploaded, the files are processed to extract metadata, which takes less than 5 seconds.The volume and frequency of the uploads varies from a few files each hour to hundreds of concurrent uploads.The company has asked a solutions architect to design a cost-effective architecture that will meet these requirements.What should the solutions architect recommend?Read More →

A company has an application that processes customer orders.The company hosts the application on an Amazon EC2 instance that saves the orders to an Amazon Aurora database.Occasionally when traffic is high the workload does not process orders fast enough.What should a solutions architect do to write the orders reliably to the database as quickly as possible?Read More →