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A company has a large on-premises Apache Hadoop cluster with a 20 PB HDFS database.The cluster is growing every quarter by roughly 200 instances and 1PB.The company’s goals are to enable resiliency for its Hadoop data, limit the impact of losing cluster nodes, and significantly reduce costs.The current cluster runs 24/7 and supports a variety of analysis workloads, including interactive queries and batch processing.Which solution would meet these requirements with the LEAST expense and down time?Read More →

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A Solutions Architect is designing a multi-account structure that has 10 existing accounts.The design must meet the following requirements:✑ Consolidate all accounts into one organization.✑ Allow full access to the Amazon EC2 service from the master account and the secondary accounts.✑ Minimize the effort required to add additional secondary accounts.Which combination of steps should be included in the solution? (Choose two.)Read More →

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A large industrial company has two AWS accounts.One account is for production, and one account is for development.The company manages the production account under its corporate organization in AWS Organizations.The development account is an isolated environment that developers use for testing.The company stores all the application configuration information in an Amazon S3 bucket in the production account.All developers in the development account are members of a single IAM group.A solutions architect must ensure that the developers can update the application configuration information in real time.What is the MOST operationally efficient solution that meets these requirements?Read More →

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A financial services company logs personally identifiable information to its application logs stored in Amazon S3.Due to regulatory compliance requirements, the log files must be encrypted at rest.The security team has mandated that the company’s on-premises hardware security modules (HSMs) be used to generate theCMK material.Which steps should the solutions architect take to meet these requirements?Read More →

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A company needs to run a software package that has a license that must be run on the same physical host for the duration of its use.The software package is only going to be used for 90 days.The company requires patching and restarting of all instances every 30 days.How can these requirements be met using AWS?Read More →

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A company is planning the migration of several lab environments used for software testing.An assortment of custom tooling is used to manage the test runs for each lab.The labs use immutable infrastructure for the software test runs, and the results are stored in a highly available SQL database cluster.Although completely rewriting the custom tooling is out of scope for the migration project, the company would like to optimize workloads during the migration.Which application migration strategy meets this requirement?Read More →

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A media storage application uploads user photos to Amazon S3 for processing.End users are reporting that some uploaded photos are not being processed properly.The Application Developers trace the logs and find that AWS Lambda is experiencing execution issues when thousands of users are on the system simultaneously.Issues are caused by:✑ Limits around concurrent executions.✑ The performance of Amazon DynamoDB when saving data.Which actions can be taken to increase the performance and reliability of the application? (Choose two.)Read More →