Nutanix NCS-Core Practice Questions

302 Questions ...

Updated On : 24-Feb-2025




Prepare with our NCS-Core practice questions and boost your chances of passing the exam effortlessly. Featuring Nutanix exam-like questions, they cover all critical topics and provide detailed explanations to enhance your understanding. Prepare smarter, not harder, and achieve your Nutanix NCS-Core certification goals effortlessly!

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A consultant deployed a Nutanix Files cluster using separate networks for client and storage. For testing a SMB standard share, a VM has been deployed on storage network. However, the consultant cannot access the share. What is the cause of the issue?


A. The CVM network segmentation is configured.


B. Clients on the same subnet as the storage network cannot access the shares.


C. An iSCSI Data Services IP is not configured for the cluster.


D. Clients on the same subnet as the storage network can only access the distributed shares





B.
  Clients on the same subnet as the storage network cannot access the shares.

A customer with a four-node RF2 cluster is adding application VMs to their system. After adding these VMs, the Prism dashboard shows 81% storage utilization. What is the consequence of running the cluster at 81% storage utilization?


A. The customer has the ability to add more VMs up to the 100% storage utilization.


B. There is available capacity in the storage fabric and the cluster is resilient.


C. Node failure is imminent due to storage utilization.


D. The cluster is not resilient in the storage fabric





D.
  The cluster is not resilient in the storage fabric


Explanation:

https://next.nutanix.com/how-it-works-22/recommended-maximum-storage-utilization-3723 4

A VDI environment based on AHV Cluster is not performing well. The current environment is using only one bridge (Bridge0). The administrator needs to verify if nodes are using all network cards associated to Bridge0. Which two menus should be used to check the current configuration? (Choose two.)


A. Network Configuration item in Settings menu


B. Host view in Network menu


C. Host NICs tab in Hardware menu


D. I/O Metrics tab in VM menu





B.
  Host view in Network menu

C.
  Host NICs tab in Hardware menu

An administrator is planning to deploy a Nutanix cluster to support a few high-performance VMs. This deployment will have the following considerations:

• Individual VMs will likely generate network throughputs in the range of 90-100Mbps
• Due to the configuration of the VMs, it is unlikely that a node will host more than one or two of them at a time
• Individual VMs will communicate with only a few (one or two) remote hosts at a time • Multicast will not be used in the environment
• The hosts are connected via two 1GbE network connections

How should the administrator configure the network bonds to meet this requirement while maintaining the simplest switch configuration?


A. Configure bond0 as balance-sib


B. Configure bond0 as active-backup


C. Configure bond0 as balance-tcp


D. Configure bond0 as balance-lacp





A.
  Configure bond0 as balance-sib

A consultant is setting up Prism Central to manage multiple Nutanix clusters. The customer requires til redundancy and tre aby to manage up to 12,500 VMs. Which deployment option should the consultant use to meet the requirements?


A. Maximum CPU and memory allowed for the server hosting the Prism Central VM


B. Prism Central cluster mode


C. Prism Central Scale-out deployment


D. Large Prism Central VM with the maximum CPU and memory allowed





C.
  Prism Central Scale-out deployment

An administrator inherits a new Nutanix environment and logs in to a CVM to check the network configuration. The configuration is as follows:

Which action should the administrator take to improve network performance?


A. Configure VLAN tagging both on br0 and br1 and their physical interfaces.


B. Add eth0 and eth1 to the br0-up bond


C. Configure balance-sib or balance-tcp mode for br0-up if switch configuration allows


D. Remove one 10 Gbs interface from br0-up to make sure all 10 Gbs can be used.





C.
  Configure balance-sib or balance-tcp mode for br0-up if switch configuration allows

Explanation: Upon reviewing the network configuration in the provided image and considering the setup in a Nutanix environment, the best action to improve network performance is to adjust the bonding mode for the bridge that includes multiple highbandwidth interfaces.
Option C, "Configure balance-sib or balance-tcp mode for br0-up if switch configuration allows," is the most effective choice. The bonding mode "balance-sib" (source IP-based load balancing) or "balance-tcp" (TCP/IP layer balancing) can optimize the distribution of network traffic across multiple interfaces, thereby enhancing throughput and redundancy.
This approach utilizes the capabilities of multiple network interfaces more efficiently, distributing the load to prevent any one interface from becoming a bottleneck while providing failover redundancy.


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