A company is deploying an application that processes large quantities of data in parallel.The company plans to use Amazon EC2 instances for the workload.The network architecture must be configurable to prevent groups of nodes from sharing the same underlying hardware.Which networking solution meets these requirements?Read More →
A financial services company is using AWS Database Migration Service (AWS DMS) to migrate its databases from on-premises to AWS.A database administrator is working on replicating a database to AWS from on-premises using full load and change data capture (CDC).During the CDC replication, the database administrator observed that the target latency was high and slowly increasing.What could be the root causes for this high target latency? (Choose two.)Read More →
What are the benefits of consolidated billing for AWS Cloud services? (Choose two.)Read More →
A company’s developer is building a static website to be deployed in Amazon S3 for a production environment.The website integrates with an Amazon Aurora PostgreSQL database by using an AWS Lambda function.The website that is deployed to production will use a Lambda alias that points to a specific version of the Lambda function.The company must rotate the database credentials every 2 weeks.Lambda functions that the company deployed previously must be able to use the most recent credentials.Which solution will meet these requirements?Read More →
A development team uses AWS CodeCommit, AWS CodePipeline, and AWS CodeBuild to develop and deploy an application.Changes to the code are submitted by pull requests.The development team reviews and merges the pull requests, and then the pipeline builds and tests the application.Over time, the number of pull requests has increased.The pipeline is frequently blocked because of failing tests.To prevent this blockage, the development team wants to run the unit and integration tests on each pull request before it is merged.Which solution will meet these requirements?Read More →
A company hosts several write-intensive applications.These applications use a MySQL database that runs on a single Amazon EC2 instance.The company asks a SysOps administrator to implement a highly available database solution that is ideal for multi-tenant workloads.Which solution should the SysOps administrator implement to meet these requirements?Read More →
A company recently deployed a new application that runs on a group of Amazon EC2 Linux instances in a VPC.In a peered VPC, the company launched an EC2Linux instance that serves as a bastion host.The security group of the application instances allows access only on TCP port 22 from the private IP of the bastion host.The security group of the bastion host allows access to TCP port 22 from 0.0.0.0/0 so that system administrators can use SSH to remotely log in to the application instances from several branch offices.While looking through operating system logs on the bastion host, a cloud engineer notices thousands of failed SSH logins to the bastion host from locations around the world.The cloud engineer wants to change how remote access is granted to the application instances and wants to meet the following requirements:✑ Eliminate brute-force SSH login attempts.✑ Retain a log of commands run during an SSH session.✑ Retain the ability to forward ports.Which solution meets these requirements for remote access to the application instances?Read More →
A Developer who is following AWS best practices for secure code development requires an application to encrypt sensitive data to be stored at rest, locally in the application, using AWS KMS.What is the simplest and MOST secure way to decrypt this data when required?Read More →
A development team needs to host a website that will be accessed by other teams.The website contents consist of HTML, CSS, client-side JavaScript, and images.Which method is the MOST cost-effective for hosting the website?Read More →
A company is migrating a legacy application from an on-premises data center to AWS.The application consists of a single application server and a Microsoft SQL Server database server.Each server is deployed on a VMware VM that consumes 500 TB of data across multiple attached volumes.The company has established a 10 Gbps AWS Direct Connect connection from the closest AWS Region to its on-premises data center.The Direct Connect connection is not currently in use by other services.Which combination of steps should a solutions architect take to migrate the application with the LEAST amount of downtime? (Choose two.)Read More →
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