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A company has a two-tier application architecture that runs in public and private subnets.Amazon EC2 instances running the web application are in the public subnet and a database runs on the private subnet.The web application instances and the database are running in a single Availability Zone (AZ).Which combination of steps should a solutions architect take to provide high availability for this architecture? (Choose two.)Read More →

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A company has created an account for individual Development teams, resulting in a total of 200 accounts.All accounts have a single virtual private cloud (VPC) in a single region with multiple microservices running in Docker containers that need to communicate with microservices in other accounts.The Security team requirements state that these microservices must not traverse the public internet, and only certain internal services should be allowed to call other individual services.If there is any denied network traffic for a service, the Security team must be notified of any denied requests, including the source IP.How can connectivity be established between service while meeting the security requirements?Read More →

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A SysOps Administrator is managing a web application that runs on Amazon EC2 instances behind an ELB Application Load Balancer (ALB).The instances run in an EC2 Auto Scaling group.The administrator wants to set an alarm for when all target instances associated with the ALB are unhealthy.Which condition should be used with the alarm?Read More →

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An application hosted on AWS is experiencing performance problems, and the application vendor wants to perform an analysis of the log file to troubleshoot further.The log file is stored on Amazon S3 and is 10 GB in size.The application owner will make the log file available to the vendor for a limited time.What is the MOST secure way to do this?Read More →

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A large real-estate brokerage is exploring the option of adding a cost-effective location based alert to their existing mobile application.The application backend infrastructure currently runs on AWS.Users who opt in to this service will receive alerts on their mobile device regarding real-estate otters in proximity to their location.For the alerts to be relevant delivery time needs to be in the low minute count the existing mobile app has 5 million users across the US.Which one of the following architectural suggestions would you make to the customer?Read More →

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A company is migrating a three-tier application to AWS.The application requires a MySQL database.In the past, the application users reported poor application performance when creating new entries.These performance issues were caused by users generating different real-time reports from the application during working hours.Which solution will improve the performance of the application when it is moved to AWS?Read More →

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You currently operate a web application.In the AWS US-East region.The application runs on an auto-scaled layer of EC2 instances and an RDS Multi-AZ database.Your IT security compliance officer has tasked you to develop a reliable and durable logging solution to track changes made to your EC2.IAM And RDS resources.The solution must ensure the integrity and confidentiality of your log data.Which of these solutions would you recommend?Read More →

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A SysOps Administrator manages an Amazon RDS MySQL DB instance in production.The database is accessed by several applications.The Administrator needs to ensure minimal downtime of the applications in the event the database suffers a failure.This change must not impact customer use during regular business hours.Which action will make the database MORE highly available?Read More →

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A solutions architect is deploying a distributed database on multiple Amazon EC2 instances.The database stores all data on multiple instances so it can withstand the loss of an instance.The database requires block storage with latency and throughput to support several million transactions per second per server.Which storage solution should the solutions architect use?Read More →