A company stores configuration files in an Amazon S3 bucket.These configuration files must be accessed by applications that are running on Amazon EC2 instances.According to AWS security best practices, how should the company grant permissions to allow the applications for access the S3 bucket?Read More →
A company wants to use Amazon S3 for the secondary copy of its on-premises dataset.The company would rarely need to access this copy.The storage solution’s cost should be minimal.Which storage solution meets these requirements?Read More →
A company wants to establish a schedule for rotating database user credentials.Which AWS service will support this requirement with the LEAST amount of operational overhead?Read More →
A company launched an online portal to announce a new product that the company will release in 6 months.The portal requests that users enter an email address to receive communications about the product.The company needs to create a REST API that will store the email addresses in Amazon DynamoDB.A developer has created an AWS Lambda function that can store the email addresses.The developer will deploy the Lambda function by using the AWS Serverless Application Model (AWS SAM).The developer must provide access to the Lambda function over HTTP.Which solutions will meet these requirements with the LEAST additional configuration? (Choose two.)Read More →
A company is using AWS CodeDeploy to automate software deployment.The deployment must meet these requirements:• A number of instances must be available to serve traffic during the deployment.Traffic must be balanced across those instances, and the instances must automatically heal in the event of failure.• A new fleet of instances must be launched for deploying a new revision automatically, with no manual provisioning.• Traffic must be rerouted to the new environment to half of the new instances at a time.The deployment should succeed if traffic is rerouted to at least half of the instances: otherwise, it should fail.• Before routing traffic to the new fleet of instances, the temporary files generated during the deployment process must be deleted.• At the end of a successful deployment, the original instances in the deployment group must be deleted immediately to reduce costs.How can a DevOps engineer meet these requirements?Read More →
A company hosts a web application on an Amazon EC2 instance.The web server logs are published to Amazon CloudWatch Logs.The log events have the same structure and include the HTTP response codes that are associated with the user requests.The company needs to monitor the number of times that the web server returns an HTTP 404 response.What is the MOST operationally efficient solution that meets these requirements?Read More →
A company recently completed a large-scale migration to AWS.Development teams that support various business units have their own accounts in AWSOrganizations.A central cloud team is responsible for controlling which services and resources can be accessed, and for creating operational strategies for all teams within the company.Some teams are approaching their account service quotas.The cloud team needs to create an automated and operationally efficient solution to proactively monitor service quotas.Monitoring should occur every 15 minutes and send alerts when a team exceeds 80% utilization.Which solution will meet these requirements?Read More →
A company hosts business-critical applications on Amazon EC2 instances in a VPC.The VPC uses default DHCP options sets.A security engineer needs to log all DNS queries that internal resources make in the VPC.The security engineer also must create a list of the most common DNS queries over time.Which solution will meet these requirements?Read More →
A company wants to create an Amazon EMR cluster that multiple teams will use.The company wants to ensure that each team’s big data workloads can access only the AWS services that each team needs to interact with.The company does not want the workloads to have access to Instance Metadata Service Version 2 (IMDSv2) on the cluster’s underlying EC2 instances.Which solution will meet these requirements?Read More →
A solutions architect wants to cost-optimize and appropriately size Amazon EC2 instances in a single AWS account.The solutions architect wants to ensure that the instances are optimized based on CPU, memory, and network metrics.Which combination of steps should the solutions architect take to meet these requirements? (Choose two.)Read More →
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