Which solution will meet these requirements with the LARGEST performance improvement?

2026-03-26
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In: SAP-C02
With: 2 Comments

A company deploys workloads in multiple AWS accounts.Each account has a VPC with VPC flow logs published in text log format to a centralized Amazon S3 bucket.Each log file is compressed with gzip compression.The company must retain the log files indefinitely.A security engineer occasionally analyzes the logs by using Amazon Athena to query the VPC flow logs.The query performance is degrading over time as the number of ingested logs is growing.A solutions architect must improve the performance of the log analysis and reduce the storage space that the VPC flow logs use.Which solution will meet these requirements with the LARGEST performance improvement?Read More →

Which solution will meet these requirements?

2026-03-26
By:
In: DVA-C01
With: 2 Comments

A developer is designing a serverless application for a game in which users register and log in through a web browser.The application makes requests on behalf of users to a set of AWS Lambda functions that run behind an Amazon API Gateway HTTP API.The developer needs to implement a solution to register and log in users on the application’s sign-in page.The solution must minimize operational overhead and must minimize ongoing management of user identities.Which solution will meet these requirements?Read More →

Which combination of steps should the company take to use Amazon Redshift ML to meet these requirements?

2026-03-26
By:
In: MLS-C01
With: 2 Comments

A company wants to use machine learning (ML) to improve its customer churn prediction model.The company stores data in an Amazon Redshift data warehouse.A data science team wants to use Amazon Redshift machine learning (Amazon Redshift ML) to build a model and run predictions for new data directly within the data warehouse.Which combination of steps should the company take to use Amazon Redshift ML to meet these requirements? (Choose three.)Read More →

What should the solutions architect do to meet these requirements?

2026-03-26
By:
In: SAA-C02
With: 2 Comments

A company has created a multi-tier application for its ecommerce website.The website uses an Application Load Balancer that resides in the public subnets, a web tier in the public subnets, and a MySQL cluster hosted on Amazon EC2 instances in the private subnets.The MySQL database needs to retrieve product catalog and pricing information that is hosted on the internet by a third-party provider.A solutions architect must devise a strategy that maximizes security without increasing operational overhead.What should the solutions architect do to meet these requirements?Read More →

Which solution will meet these requirements?

2026-03-26
By:
In: DVA-C02
With: 2 Comments

A company is building a serverless application on AWS.The application uses an AWS Lambda function to process customer orders 24 hours a day, 7 days a week.The Lambda function calls an external vendor’s HTTP API to process payments.During load tests, a developer discovers that the external vendor payment processing API occasionally times out and returns errors.The company expects that some payment processing API calls will return errors.The company wants the support team to receive notifications in near real time only when the payment processing external API error rate exceed 5% of the total number of transactions in an hour.Developers need to use an existing Amazon Simple Notification Service (Amazon SNS) topic that is configured to notify the support team.Which solution will meet these requirements?Read More →

What should the DevOps engineer do to meet this requirement?

2026-03-26
By:
In: DOP-C02
With: 2 Comments

A development team uses AWS CodeCommit for version control for applications.The development team uses AWS CodePipeline, AWS CodeBuild.and AWS CodeDeploy for CI/CD infrastructure.In CodeCommit, the development team recently merged pull requests that did not pass long-running tests in the code base.The development team needed to perform rollbacks to branches in the codebase, resulting in lost time and wasted effort.A DevOps engineer must automate testing of pull requests in CodeCommit to ensure that reviewers more easily see the results of automated tests as part of the pull request review.What should the DevOps engineer do to meet this requirement?Read More →

Which solution allows the on-premises application to resolve the EC2 instance hostname?

2026-03-26
By:
In: SOA-C02
With: 2 Comments

A company is trying to connect two applications.One application runs in an on-premises data center that has a hostname of host1.onprem private.The other application runs on an Amazon EC2 instance that has a hostname of host1.awscloud private.An AWS Site-to-Site VPN connection is in place between the on-premises network and AWS.The application that runs in the data center tries to connect to the application that runs on the EC2 instance, but DNS resolution fails.A SysOps administrator must implement DNS resolution between on-premises and AWS resources.Which solution allows the on-premises application to resolve the EC2 instance hostname?Read More →