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A solutions architect is designing the cloud architecture for a new application being deployed on AWS. The process should run in parallel＆#x000D; while adding and removing application nodes as needed based on the number of jobs to be processed. The processor application is stateless.＆#x000D; The solutions architect must ensure that the application is loosely coupled and the job items are durably stored.＆#x000D; Which design should the solutions architect use? 解决方案架构师正在为部署在 AWS 上的新应用程序设计云架构。该流程应并行运行，同时根据要处理的作业数量根据需要添加和删除应用程序节点。处理器应用程序是无状态的。解决方案架构师必须确保应用程序松散耦合，并且作业项持久存储。解决方案架构师应该使用哪种设计？

A company hosts its web applications in the AWS Cloud. The company configures Elastic Load Balancers to use certificates that are imported＆#x000D; into AWS Certificate Manager (ACM). The company's security team must be notified 30 days before the expiration of each certificate.＆#x000D; What should a solutions architect recommend to meet this requirement? 一家公司在 AWS 云中托管其 Web 应用程序。该公司将 Elastic Load Balancer 配置为使用导入 AWS 证书管理器 (ACM) 的证书。必须在每个证书到期前 30 天通知公司的安全团队。解决方案架构师应该推荐什么来满足此要求？

A company's dynamic website is hosted using on-premises servers in the United States. The company is launching its product in Europe, and it＆#x000D; wants to optimize site loading times for new European users. The site's backend must remain in the United States. The product is being＆#x000D; launched in a few days, and an immediate solution is needed.＆#x000D; What should the solutions architect recommend? 一家公司的动态网站使用美国本地服务器托管。该公司正在欧洲推出其产品，并希望为新的欧洲用户优化网站加载时间。该网站的后端必须保留在美国。该产品将在几天内推出，需要立即提供解决方案。解决方案架构师应该推荐什么？

A company wants to reduce the cost of its existing three-tier web architecture. The web, application, and database servers are running on＆#x000D; Amazon EC2 instances for the development, test, and production environments. The EC2 instances average 30% CPU utilization during peak＆#x000D; hours and 10% CPU utilization during non-peak hours.＆#x000D; The production EC2 instances run 24 hours a day. The development and test EC2 instances run for at least 8 hours each day. The company＆#x000D; plans to implement automation to stop the development and test EC2 instances when they are not in use.＆#x000D; Which EC2 instance purchasing solution will meet the company's requirements MOST cost-effectively? 一家公司希望降低其现有三层 Web 架构的成本。Web、应用程序和数据库服务器在 Amazon EC2 实例上运行，用于开发、测试和生产环境。EC2 实例在高峰时段的平均 CPU 利用率为 30%，在非高峰时段的平均 CPU 利用率为 10%。生产 EC2 实例每天 24 小时运行。开发和测试 EC2 实例每天至少运行 8 小时。该公司计划实施自动化，在开发和测试 EC2 实例不使用时停止它们。哪种 EC2 实例购买解决方案能够最经济高效地满足公司的要求？

A company has a production web application in which users upload documents through a web interface or a mobile app. According to a new＆#x000D; regulatory requirement. new documents cannot be modified or deleted after they are stored.＆#x000D; What should a solutions architect do to meet this requirement? 一家公司有一个生产 Web 应用程序，用户可以通过 Web 界面或移动应用程序上传文档。根据新的监管要求，新文档存储后不能修改或删除。解决方案架构师应该怎么做才能满足这一要求？

A company has several web servers that need to frequently access a common Amazon RDS MySQL Multi-AZ DB instance. The company wants＆#x000D; a secure method for the web servers to connect to the database while meeting a security requirement to rotate user credentials frequently.＆#x000D; Which solution meets these requirements? 一家公司拥有多台 Web 服务器，需要频繁访问一个通用的 Amazon RDS MySQL 多可用区数据库实例。该公司希望 Web 服务器能够安全地连接到数据库，同时满足频繁轮换用户凭证的安全要求。哪种解决方案可以满足这些要求？

A company hosts an application on AWS Lambda functions that are invoked by an Amazon API Gateway API. The Lambda functions save＆#x000D; customer data to an Amazon Aurora MySQL database. Whenever the company upgrades the database, the Lambda functions fail to establish＆#x000D; database connections until the upgrade is complete. The result is that customer data is not recorded for some of the event.＆#x000D; A solutions architect needs to design a solution that stores customer data that is created during database upgrades.＆#x000D; Which solution will meet these requirements? 一家公司在 AWS Lambda 函数上托管一个应用程序，这些函数由 Amazon API Gateway API 调用。Lambda 函数将客户数据保存到 Amazon Aurora MySQL 数据库。每当公司升级数据库时，Lambda 函数都无法建立数据库连接，直到升级完成。结果是某些事件未记录客户数据。解决方案架构师需要设计一个解决方案来存储在数据库升级期间创建的客户数据。哪种解决方案可以满足这些要求？

A survey company has gathered data for several years from areas in the United States. The company hosts the data in an Amazon S3 bucket＆#x000D; that is 3 TB in size and growing. The company has started to share the data with a European marketing firm that has S3 buckets. The company＆#x000D; wants to ensure that its data transfer costs remain as low as possible.＆#x000D; Which solution will meet these requirements? 一家调查公司多年来一直在美国各地收集数据。该公司将数据托管在 3 TB 大小且还在不断增长的 Amazon S3 存储桶中。该公司已开始与拥有 S3 存储桶的欧洲营销公司共享数据。该公司希望确保其数据传输成本尽可能低。哪种解决方案可以满足这些要求？

A company uses Amazon S3 to store its confidential audit documents. The S3 bucket uses bucket policies to restrict access to audit team IAM＆#x000D; user credentials according to the principle of least privilege. Company managers are worried about accidental deletion of documents in the＆#x000D; S3 bucket and want a more secure solution.＆#x000D; What should a solutions architect do to secure the audit documents? 一家公司使用 Amazon S3 存储其机密审计文档。S3 存储桶使用存储桶策略根据最小特权原则限制对审计团队 IAM 用户凭证的访问。公司经理担心意外删除 S3 存储桶中的文档，并希望获得更安全的解决方案。解决方案架构师应该怎么做才能保护审计文档的安全？

A company is using a SQL database to store movie data that is publicly accessible. The database runs on an Amazon RDS Single-AZ DB＆#x000D; instance. A script runs queries at random intervals each day to record the number of new movies that have been added to the database. The＆#x000D; script must report a final total during business hours.＆#x000D; The company's development team notices that the database performance is inadequate for development tasks when the script is running. A＆#x000D; solutions architect must recommend a solution to resolve this issue.＆#x000D; Which solution will meet this requirement with the LEAST operational overhead? 一家公司正在使用 SQL 数据库来存储可公开访问的电影数据。该数据库在 Amazon RDS 单可用区数据库实例上运行。脚本每天以随机间隔运行查询，以记录已添加到数据库的新电影数量。该脚本必须在工作时间内报告最终总数。公司的开发团队注意到，当脚本运行时，数据库性能不足以完成开发任务。解决方案架构师必须推荐一种解决方案来解决此问题。哪种解决方案可以以最少的运营开销满足此要求？

A company has applications that run on Amazon EC2 instances in a VPC. One of the applications needs to call the Amazon S3 API to store＆#x000D; and read objects. According to the company's security regulations, no trafic from the applications is allowed to travel across the internet.＆#x000D; Which solution will meet these requirements? 一家公司拥有在 VPC 中的 Amazon EC2 实例上运行的应用程序。其中一个应用程序需要调用 Amazon S3 API 来存储和读取对象。根据公司的安全规定，应用程序的任何流量都不允许通过互联网传输。哪种解决方案可以满足这些要求？

A company is storing sensitive user information in an Amazon S3 bucket. The company wants to provide secure access to this bucket from the＆#x000D; application tier running on Amazon EC2 instances inside a VPC.＆#x000D; Which combination of steps should a solutions architect take to accomplish this? (Choose two.) 一家公司将敏感的用户信息存储在 Amazon S3 存储桶中。该公司希望从 VPC 内的 Amazon EC2 实例上运行的应用程序层提供对此存储桶的安全访问。解决方案架构师应采取哪些步骤组合来实现此目的？（选择两个。）

A company runs an on-premises application that is powered by a MySQL database. The company is migrating the application to AWS to＆#x000D; increase the application's elasticity and availability.＆#x000D; The current architecture shows heavy read activity on the database during times of normal operation. Every 4 hours, the company's＆#x000D; development team pulls a full export of the production database to populate a database in the staging environment. During this period, users＆#x000D; experience unacceptable application latency. The development team is unable to use the staging environment until the procedure completes.＆#x000D; A solutions architect must recommend replacement architecture that alleviates the application latency issue. The replacement architecture＆#x000D; also must give the development team the ability to continue using the staging environment without delay.＆#x000D; Which solution meets these requirements? 一家公司运行由 MySQL 数据库支持的本地应用程序。该公司正在将应用程序迁移到 AWS，以提高应用程序的弹性和可用性。当前架构在正常运行期间显示数据库上的读取活动非常频繁。每 4 小时，公司的开发团队就会提取一次生产数据库的完整导出，以填充暂存环境中的数据库。在此期间，用户会遇到不可接受的应用程序延迟。开发团队无法使用暂存环境，直到该过程完成。解决方案架构师必须推荐可缓解应用程序延迟问题的替代架构。替代架构还必须使开发团队能够继续使用暂存环境而不会延迟。哪种解决方案符合这些要求？

A company is designing an application where users upload small files into Amazon S3. After a user uploads a file, the file requires one-time＆#x000D; simple processing to transform the data and save the data in JSON format for later analysis.＆#x000D; Each file must be processed as quickly as possible after it is uploaded. Demand will vary. On some days, users will upload a high number of＆#x000D; files. On other days, users will upload a few files or no files.＆#x000D; Which solution meets these requirements with the LEAST operational overhead? 一家公司正在设计一款应用程序，用户可在该应用程序中将小文件上传到 Amazon S3。用户上传文件后，需要对文件进行一次性简单处理，以转换数据并以 JSON 格式保存数据以供日后分析。每个文件上传后都必须尽快处理。需求会有所不同。有些日子，用户会上传大量文件。而有些日子，用户会上传少量文件或不上传任何文件。哪种解决方案能够以最少的运营开销满足这些要求？

An application allows users at a company's headquarters to access product data. The product data is stored in an Amazon RDS MySQL DB＆#x000D; instance. The operations team has isolated an application performance slowdown and wants to separate read trafic from write trafic. A＆#x000D; solutions architect needs to optimize the application's performance quickly.＆#x000D; What should the solutions architect recommend? 一个应用程序允许公司总部的用户访问产品数据。产品数据存储在 Amazon RDS MySQL DB 实例中。运营团队隔离了应用程序性能下降，并希望将读取流量与写入流量分开。解决方案架构师需要快速优化应用程序的性能。解决方案架构师应该推荐什么？

An Amazon EC2 administrator created the following policy associated with an IAM group containing several users:＆#x000D; What is the effect of this policy? Amazon EC2 管理员创建了与包含多个用户的 IAM 组关联的以下策略：此策略的效果是什么？

A company has a large Microsoft SharePoint deployment running on-premises that requires Microsoft Windows shared file storage. The＆#x000D; company wants to migrate this workload to the AWS Cloud and is considering various storage options. The storage solution must be highly＆#x000D; available and integrated with Active Directory for access control.＆#x000D; Which solution will satisfy these requirements? 一家公司在本地运行大型 Microsoft SharePoint 部署，需要 Microsoft Windows 共享文件存储。该公司希望将此工作负载迁移到 AWS 云，并正在考虑各种存储选项。存储解决方案必须具有高可用性并与 Active Directory 集成以实现访问控制。哪种解决方案可以满足这些要求？

An image-processing company has a web application that users use to upload images. The application uploads the images into an Amazon S3＆#x000D; bucket. The company has set up S3 event notifications to publish the object creation events to an Amazon Simple Queue Service (Amazon＆#x000D; SQS) standard queue. The SQS queue serves as the event source for an AWS Lambda function that processes the images and sends the＆#x000D; results to users through email.＆#x000D; Users report that they are receiving multiple email messages for every uploaded image. A solutions architect determines that SQS messages＆#x000D; are invoking the Lambda function more than once, resulting in multiple email messages.＆#x000D; What should the solutions architect do to resolve this issue with the LEAST operational overhead? 一家图像处理公司拥有一个 Web 应用程序，用户可使用它来上传图像。该应用程序将图像上传到 Amazon S3 存储桶。该公司已设置 S3 事件通知，以将对象创建事件发布到 Amazon Simple Queue Service (Amazon SQS) 标准队列。SQS 队列充当 AWS Lambda 函数的事件源，该函数处理图像并通过电子邮件将结果发送给用户。用户报告称，他们每上传一张图像都会收到多封电子邮件。解决方案架构师确定 SQS 消息多次调用 Lambda 函数，从而导致多封电子邮件。解决方案架构师应该怎么做才能以最少的运营开销解决此问题？

A company is implementing a shared storage solution for a gaming application that is hosted in an on-premises data center. The company＆#x000D; needs the ability to use Lustre clients to access data. The solution must be fully managed.＆#x000D; Which solution meets these requirements? 一家公司正在为托管在本地数据中心的游戏应用程序实施共享存储解决方案。该公司需要能够使用 Lustre 客户端访问数据。该解决方案必须完全托管。哪种解决方案满足这些要求？

A company's containerized application runs on an Amazon EC2 instance. The application needs to download security certificates before it can＆#x000D; communicate with other business applications. The company wants a highly secure solution to encrypt and decrypt the certificates in near＆#x000D; real time. The solution also needs to store data in highly available storage after the data is encrypted.＆#x000D; Which solution will meet these requirements with the LEAST operational overhead? 一家公司的容器化应用程序在 Amazon EC2 实例上运行。该应用程序需要下载安全证书，然后才能与其他业务应用程序通信。该公司希望有一个高度安全的解决方案来近乎实时地加密和解密证书。该解决方案还需要在数据加密后将数据存储在高可用性存储中。哪种解决方案能够以最少的运营开销满足这些要求？