A company has an AWS account and allows a third-party contractor, who uses another AWS account, to assume certain IAM roles.The company wants to ensure that IAM roles can be assumed by the contractor only if the contractor has multi-factor authentication enabled on their IAM user accounts.What should the company do to accomplish this?Read More →
You have been asked to design the storage layer for an application.The application requires disk performance of at least 100,000 IOPS.In addition, the storage layer must be able to survive the loss of an individual disk, EC2 instance, or Availability Zone without any data loss.The volume you provide must have a capacity of at least 3 TB.Which of the following designs will meet these objectives?Read More →
A company runs its applications on a large number of Amazon EC2 instances.A SysOps administrator must implement a solution to notify the operations team whenever an EC2 instance state changes.What is the MOST operationally efficient solution that meets these requirements?Read More →
An online gaming company is planning to launch a new game with Amazon DynamoDB as its data store.The database should be designated to support the following use cases:✑ Update scores in real time whenever a player is playing the game.✑ Retrieve a player’s score details for a specific game session.A Database Specialist decides to implement a DynamoDB table.Each player has a unique user_id and each game has a unique game_id.Which choice of keys is recommended for the DynamoDB table?Read More →
A company has a document management application that contains PDF documents.The company hosts the application on Amazon EC2 instances.According to regulations, the instances must not have access to the internet.The application must be able to read and write to a persistent storage system that provides native versioning capabilities.A solutions architect needs to design secure storage that maximizes resiliency and facilitates data sharing across instances.Which solution meets these requirements?Read More →
An insurance company is creating an application to automate car insurance claims.A machine learning (ML) specialist used an Amazon SageMaker Object Detection – TensorFlow built-in algorithm to train a model to detect scratches and dents in images of cars.After the model was trained, the ML specialist noticed that the model performed better on the training dataset than on the testing dataset.Which approach should the ML specialist use to improve the performance of the model on the testing data?Read More →
A serverless application running on AWS Lambda is expected to receive a significant increase in traffic.A SysOps Administrator needs to ensure that the Lambda function is configured to scale so the application can process the increased traffic.What should the Administrator do to accomplish this?Read More →
A large corporation is creating a multi-account strategy and needs to determine how its employees should access the AWS Infrastructure.Which of the following solutions would provide the MOST scalable solution?Read More →
You have a periodic image analysis application that gets some files in input, analyzes them and tor each file writes some data in output to a ten file the number of files in input per day is high and concentrated in a few hours of the day.Currently you have a server on EC2 with a large EBS volume that hosts the input data and the results. It takes almost 20 hours per day to complete the process.What services could be used to reduce the elaboration time and improve the availability of the solution?Read More →
A company has migrated its legacy on-premises web application to an Amazon EC2 instance.The web application requires a single static public IP address to accept traffic and process requests.End users must be able to reach the web application through the example.com domain.A SysOps administrator must implement a solution that maintains the web application with the least amount of effort.Which combination of actions will meet these requirements? (Choose two.)Read More →
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