Solutions Architect Associate (Page 96)

A company hosts an application on AWS Lambda functions that are invoked by an Amazon API Gateway API.The Lambda functions save customer data to anAmazon Aurora MySQL database.Whenever the company upgrades the database, the Lambda functions fail to establish database connections until the upgrade is complete.The result is that customer data is not recorded for some of the event.A solutions architect needs to design a solution that stores customer data that is created during database upgrades.Which solution will meet these requirements?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 uses Amazon RDS for PostgreSQL databases for its data tier.The company must implement password rotation for the databases.Which solution meets this requirement with the LEAST operational overhead?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 is building its web application by using containers on AWS.The company requires three instances of the web application to run at all times.The application must be highly available and must be able to scale to meet increases in demand.Which solution meets these requirements?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 captures ordered clickstream data from multiple websites and uses batch processing to analyze the data.The company receives 100 million event records, all approximately 1 KB in size, each day.The company loads the data into Amazon Redshift each night, and business analysts consume the data.The company wants to move toward near-real-time data processing for timely insights.The solution should process the streaming data while requiring the least possible operational overhead.Which combination of AWS services will meet these requirements MOST cost-effectively? (Choose two.)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 hosting a three-tier ecommerce application in the AWS Cloud.The company hosts the website on Amazon S3 and integrates the website with anAPI that handles sales requests.The company hosts the API on three Amazon EC2 instances behind an Application Load Balancer (ALB).The API consists of static and dynamic front-end content along with backend workers that process sales requests asynchronously.The company is expecting a significant and sudden increase in the number of sales requests during events for the launch of new products.What should a solutions architect recommend to ensure that all the requests are processed successfully?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 →