A developer is designing a web application in which new users will use their email addresses to create accounts.Millions of users are expected to sign up.The application will store attributes for each user.Which AWS service or feature should the developer implement to meet these requirements?Read More →
A company wants to track its AWS account’s service costs.The company also wants to receive notifications when costs are forecasted to reach a specific level.Which AWS service or tool provides this functionality?Read More →
A SysOps Administrator working on an Amazon EC2 instance has misconfigured the clock by one hour.The EC2 instance is sending data to Amazon CloudWatch through the CloudWatch agent.The timestamps on the logs are 45 minutes in the future.What will be the result of this configuration?Read More →
A company is building custom deep learning models in Amazon SageMaker by using training and inference containers that run on Amazon EC2 instances.The company wants to reduce training costs but does not want to change the current architecture.The SageMaker training job can finish after interruptions.The company can wait days for the results.Which combination of resources should the company use to meet these requirements MOST cost-effectively? (Choose two.)Read More →
An application running on an Amazon EC2 instance needs to access an Amazon DynamoDB table.Both the EC2 instance and the DynamoDB table are in the same AWS account.A solutions architect must configure the necessary permissions.Which solution will allow least privilege access to the DynamoDB table from the EC2 instance?Read More →
A retail company with its main office in New York and another office in Tokyo plans to build a database solution on AWS.The company’s main workload consists of a mission-critical application that updates its application data in a data store.The team at the Tokyo office is building dashboards with complex analytical queries using the application data.The dashboards will be used to make buying decisions, so they need to have access to the application data in less than 1 second.Which solution meets these requirements?Read More →
A company plans to stop using Amazon EC2 key pairs for SSH access, and instead plans to use AWS Systems Manager Session Manager.To further enhance security, access to Session Manager must take place over a private network only.Which combinations of actions will accomplish this? (Choose two.)Read More →
A SysOps administrator manages an AWS account where developers run CPU-intensive tasks on Amazon EC2 instances.The tasks can take several days to finish running and sometimes need to be repeated several times.The developers often forget to terminate the instances when the tasks are complete.The SysOps administrator needs to implement a solution to monitor EC2 CPU utilization and automatically terminate underutilized instances.Which solution will meet these requirements?Read More →
A company has a primary Amazon S3 bucket that receives thousands of objects every day.The company needs to replicate these objects into several other S3 buckets from various AWS accounts.A solutions architect is designing a new AWS Lambda function that is triggered when an object is created in the main bucket and replicates the object into the target buckets.The objects do not need to be replicated in real time.There is concern that this function may impact other criticalLambda functions due to Lambda’s regional concurrency limit.How can the solutions architect ensure this new Lambda function will not impact other critical Lambda functions?Read More →
A company’s security engineer has configured a client account to capture AWS CloudTrail logs that are then sent to an Amazon S3 bucket.The S3 bucket that stores these CloudTrail logs has always been configured to use AWS Key Management Service (AWS KMS) with the default KMS key (aws/s3) for encryption.Recently, the company changed the key on the S3 bucket to a new KMS key.Since the modification of the bucket key, the security engineer cannot retrieve new CloudTrail log files that are written to the S3 bucket.The security engineer receives the following error message: “An error occurred (AccessDenied) when calling the GetObject operation: Access Denied”.Log files that were written to the S3 bucket before the bucket key was changed are still accessible.The company used the new KMS key to encrypt other S3 buckets, and the same error is occurring with those S3 buckets.What is the MOST likely cause of this error?Read More →
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