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Create a cross account IAM role with only the needed permissions and let the client assume it using the role ARN without an external ID omits the external ID that helps prevent the confused deputy issue when granting access to another account. The client can use the CLI to call AssumeRole with the role ARN and the external ID and then invoke the API with the temporary credentials. Requiring an external ID in the trust policy mitigates the confused deputy problem when a different account or third party is allowed to assume the role. Traffic is directed to the closest healthy AWS Region based on performance measurements and health checks, and endpoint groups let you register Network Load Balancers per Region with fine control using traffic dials and weights. AWS Global Accelerator gives you two static anycast IP addresses that you can share with customers for allow lists and it can also support Bring Your Own IPs. Put six EC2 instances in a partition placement group and select instance types with enhanced networking targets large distributed systems where partitions are isolated on separate racks.

Because every cloud vendor in the world supports container-based deployment, a Docker or Podman packaged microservice can run in anybody's cloud. The increased number of resources required to support a microservices architecture as compared to a monolithic one means increased costs. GraphQL is a technology that supports hybrid microservices. A hybrid microservice is one that supports both synchronous and asynchronous interactions. Aurora Replicas share the same storage as the primary which enables low-latency reads and allows you to run reporting and BI queries on replicas so transactional performance on the primary remains stable. Publish standardized portfolios in AWS Service Catalog with template cost limits and add a scheduled Lambda in each account to shut down resources after hours and restart them each morning can reduce idle costs and standardize provisioning but it does not enforce a hard spend cap and it adds ongoing per account operational work.

This strategy requires a team to support a set of collectors on their network, and in turn, adds more expenses related to the increase of virtual machines. Also, because the collector is close to the other components of the microservices-oriented architecture, it reduces latency between the architecture and the collector. Cloud-hosted microservices users will have to consult with their provider on identifying the best place to host the collector. In a best-case scenario, the machine is located on the same data center rack that hosts the other microservices components. While logging data on the local machine helps improve performance, there is a tradeoff. Learn why GitHub changed the default branch name, what it means for existing repositories, and how the update affects GitHub Pages.

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To improve playback by caching content near users, which AWS service should they use for both live and on demand distribution? The file storage must be able to join their existing self-managed Active Directory domain that remains on premises. The finance lead needs a programmatic solution that can pull year-to-date costs for the current fiscal year and also return a forecast for the next 9 months while keeping operations to a minimum. The Solutions Architect exam tests your ability to design resilient systems, secure workloads, plan cost-optimized architectures, and implement strategies for high availability and fault tolerance.

Use ethical practice questions and detailed explanations to build practical knowledge of Copilot, prompt engineering, privacy, testing, and se… If its public interface is unchanged, or additions Spinlynx to an interface don't affect existing entry points, the microservice in question can be revised and released at its own pace. Another benefit of a microservices architecture hinges on the independent operation of the microservice components.

The AWS solutions architect designation validates not just your technical skills, but also your capacity to think like an architect, making design choices that balance performance, scalability, and cost. While Jenkins integrates with many alternate build tools such as Gradle and Ivy, Jenkins offers out-of-the-box Maven support. Like most modern IDEs, Eclipse provides thorough support for Apache Maven. This file lists all of a project’s dependencies on third-party libraries or external JAR files. When you see cross account automation with least privilege and no long lived credentials, look for a role assumed with temporary credentials and require an external ID to prevent the confused deputy problem. Without the external ID, there is increased risk that an unintended principal could trick a trusted service into using the role.

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  • Configure an origin group with a designated primary and secondary origin to enable automatic failover is correct because CloudFront supports origin groups that perform health checks and automatically fail over to a secondary origin when the primary is unhealthy or returns configured error responses.
  • AWS Global Accelerator gives you two static anycast IP addresses that you can share with customers for allow lists and it can also support Bring Your Own IPs.
  • This strategy requires a team to support a set of collectors on their network, and in turn, adds more expenses related to the increase of virtual machines.

This approach preserves existing NFS access while pushing data into S3 so capacity grows without changing client tools and it enables automated tiering to reduce long term storage costs. Lambda supports durations up to 15 minutes so a 55 second job runs comfortably while automatic scaling handles bursts without idle EC2 capacity. It supports multi AZ deployment with automatic failover and replication for high availability and durability and it provides point in time backups and encryption to meet enterprise recovery and security needs. It provides fully managed SMB file shares that can join a self managed Active Directory on premises and it supports Windows native features such as NTFS permissions while allowing multiple Windows applications to access the same share without custom replication or synchronization.

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Northpeak Analytics is rolling out a global SaaS platform and wants clients to be routed automatically to the closest AWS Region while security teams require static IP addresses that customers can add to their allow lists. To control costs, what should a solutions architect put in place to ensure developers in the Orion initiative can launch only t3.micro EC2 instances in the eu-west-1 Region? The Orion initiative at DataVista Labs is overspending on EC2, and its AWS account is deliberately kept separate from DataVista’s AWS Organization. NorthRiver Media plans to launch a microservices streaming service that is expected to grow from 8 million to 45 million users within nine months.

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The correct option is Place six EC2 instances in a cluster placement group and choose instance types that support enhanced networking. Intelligent tiering automatically optimizes storage costs for unpredictable access patterns without retrieval fees and keeps performance high for hot objects. This design has virtually no infrastructure to manage, scales automatically with usage, and supports consistent month end reporting when you write immutable files and partition or snapshot the data so reports run against a stable view. You can mount EFS from on premises over the existing VPN and mount it on all EC2 web servers so every instance serves the same up to date content.

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When demand is predictable use scheduled scaling and set the desired capacity a few minutes before peak so instances are launched and ready when users arrive. It can also raise costs by keeping extra instances during variable load instead of only when needed. The scheduled action launches instances ahead of the start time so the group reaches full capacity before users arrive. Create a scheduled action that sets the desired capacity to 12 shortly before office hours begin is the correct choice because it ensures the Auto Scaling group launches the required instances before the morning shift so capacity is ready when employees start work while avoiding unnecessary overnight costs.