Tip 2 Cloud

A company runs an application on AWS.The application uses an AWS Lambda function that is configured with an Amazon Simple Queue Service (Amazon SQS) queue called high priority queue as the event source.A developer is updating the Lambda function with another SQS queue called low priority queue as the event source.The Lambda function must always read up to 10 simultaneous messages from the high priority queue before processing messages from low priority queue.The Lambda function must be limited to 100 simultaneous invocations.Which solution will meet these requirements?Read More →

A company built an online event platform.For each event, the company organizes quizzes and generates leaderboards that are based on the quiz scores.The company stores the leaderboard data in Amazon DynamoDB and retains the data for 30 days after an event is complete.The company then uses a scheduled job to delete the old leaderboard dataThe DynamoDB table is configured with a fixed write capacity.During the months when many events occur, the DynamoDB write API requests are throttled when the scheduled delete job runs.A developer must create a long-term solution that deletes the old leaderboard data and optimizes write throughput.Which solution meets these requirements?Read More →