Pass the Nutanix NCS Professional NCS-Core Questions and answers with ExamsMirror

For a Nutanix cluster configuration that simplifies future deployments and expansions, disabling multicast and broadcast flood optimizations (A) and using a tagged VLAN for the CVM and hypervisor hosts (C) are the best practices. Disabling these optimizations helps in reducing unnecessary network traffic and potential broadcast storms in a growing environment. Using tagged VLANs for CVM and hypervisor hosts ensures proper network segmentation and scalability, allowing for easier management and expansion without reconfiguring the native network setup for each expansion or deployment.References: Nutanix Network Configuration Best Practices, Nutanix Deployment Guide.

When Foundation reports an error indicating the ISO is not supported:

Option B: Checking the MD5 checksum of the ISO file ensures that it matches the expected value listed by Nutanix, confirming the file's integrity and compatibility.

Option D: Downloading and updating the iso whitelist.json from the Nutanix Support Portal ensures that Foundation has the latest information on supported ISO files, potentially resolving compatibility issues.

References:

Nutanix Bible (https://www.nutanixbible.com ), especially sections on Foundation and ISO troubleshooting.

Nutanix University: NCS-Core 6.8 Training (https://university.nutanix.com ), which covers the setup and troubleshooting of Foundation.

If nodes cannot be discovered using the Foundation VM and they are already part of a Nutanix cluster, the best course of action is to bare metal image the nodes. This process involves re-imaging the nodes from scratch, which can resolve discovery and communication issues that may be caused by existing configurations or errors within the cluster's networking setup.References: Nutanix Bible, Nutanix University NCS-Core 6.8 learning materials

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The Nutanix feature that involves creation as described in the Knowledge Transfer is "Calm Blueprints." Nutanix Calm provides application automation and lifecycle management capabilities that are reflected in Calm Blueprints. These blueprints define the application’s architecture, such as services, dependencies, and associated metadata, and are used to automate the provisioning and scaling of applications across multiple environments, making them a critical component in the Nutanix ecosystem for simplifying management and operations of applications.References: Nutanix University, Nutanix Calm User Guide.

To meet the customer's requirements for high availability and the ability to manage up to 12,500 VMs, the consultant should use Prism Central Scale-out deployment. This deployment mode allows Prism Central to be scaled out across multiple instances, significantly enhancing both performance and resilience, ensuring that the management and operations of a large number of VMs can be handled efficiently and without a single point of failure.References: Nutanix Bible, Nutanix University NCS-Core 6.8 learning materials

Regarding the Reserved Capacity parameter in a storage container:

C. Reserve capacity for a storage container only if the storage pool consists of a single storage container: This best practice ensures that dedicated space is guaranteed for the container, which is particularly important if the storage pool is not shared among multiple containers. This prevents space from being over-provisioned or unavailable when needed by critical applications.

References:

Nutanix Bible (https://www.nutanixbible.com ), specifically sections on storage management and best practices for capacity planning.

Nutanix University: NCS-Core 6.8 Training (https://university.nutanix.com ), which includes detailed discussions on storage container configuration and management.

To validate the peak performance of a deployed Nutanix cluster, the consultant can use:

A. Nutanix X-Ray: X-Ray is a performance testing tool specifically designed for Nutanix environments, capable of simulating a variety of workloads and scenarios to measure and report on the cluster's performance capabilities.

References:

Nutanix Bible (https://www.nutanixbible.com ), where X-Ray and its capabilities are detailed.

Nutanix University: NCS-Core 6.8 Training (https://university.nutanix.com ), which covers performance testing and validation using X-Ray.

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