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NCS-Core Practice Questions

Nutanix Certified Services Core Infrastructure Professional (NCS-Core 6.8)

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Total Questions : 309

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Question # 41

An organization subscribes to field advisories from the Nutanix support portal. An administrator receives an email about a rare problem that could cause cluster instability and affect the entire AOS cluster. The organization is running Vmware vsphere 6.x on Nutanix.

What action should be taken to resolve this issue?

Options:

A.  

Open Prism Element and select Upgrade Software to update AOS.

B.  

File a ticket to Nutanix Support and provide the Field Advisory I

D.  

C.  

Use VMware Update Manager to update the cluster.

D.  

In Prism Central, select Life Cycle Management and perform LCM update.

Discussion 0
Question # 42

A consultant is preparing for a cluster deployment and evaluates portable Foundation.

Laptop configuration is as follows:

•CPU: 2.8 GHz Quad-Core Intel Core i7

•Memory: 4GB RAM

During the installation, the consultant encounters some errors and tries to troubleshoot.

What could prevent successful installation and Foundation usage?

Options:

A.  

Gatekeeper must be enabled

B.  

Oracle VirtualBox is installed on the laptop

C.  

Laptop configuration does not meet installation requirements

D.  

Firewall Stealth Mode is disabled

Discussion 0
Question # 43

What is the minimum number of nodes required for a Nutanix Cluster to support Replication Factor 3 (RF3) on a storage container?

Options:

A.  

3

B.  

4

C.  

5

D.  

6

Discussion 0
Question # 44

Before deploying a new 3-node cluster, a consultant wants to know which VLAN ID to use during Foundation.

Where can the consultant find this information?

Options:

A.  

Nutanix Portal

B.  

As-Built Guide

C.  

Deployment Questionnaire

D.  

Test Plan

Discussion 0
Question # 45

An administrator has two clusters: Site A and Site

B.  

Async DR is configured between the clusters as follows:

• Site A is the Primary Site

• Site B is the Secondary inactive Site, no VMs running

• Site A is fully in Production

• Site B used as Backup/Disaster Recovery

The customer wants to perform a planned failover between the sites.

How should the administrator accomplish this?

Options:

A.  

Click Activate on the Secondary site within the Data Protection Dashboard

B.  

Click Activate on the Secondary site and run deactive NCLI command on Primary site

C.  

Choose Migrate on the Secondary site within the Data Protection Dashboard

D.  

Choose Migrate on the Primary site within the Data Protection Dashboard

Discussion 0
Question # 46

A customer has a four-node cluster and is using Volume Groups to provide storage services to a SQL cluster.

In the event of a CVM failure in the cluster, what is the expected IO path of the volume group’s iSCSI targets?

Options:

A.  

vDisk directed at failure CVM are redirected to Data Services IP until CVM is reconnected

B.  

vDisk directed to CVM that failed to disconnect and will not reconnect without manual intervention

C.  

vDisk directed to failed CVM are redirected to another CVM and automatically reconnect

D.  

vDisk directed at failed CVM will disconnect and reconnect when the failed CVM comes back online

Discussion 0
Question # 47

A three-node cluster has a Nutanix Files instance with three FSVMs.

What happens after a node failure?

Options:

A.  

The affected FSVM will get live-migrated to another node.

B.  

The affected FSVM will not be restarted on another node due to its agent VM setting.

C.  

The affected FSVM will not be restarted on another node due to its VM-to-VM anti-affinity settings.

D.  

The affected FSVM will be restarted on another node.

Discussion 0
Question # 48

What should a consultant consider when completing a bare-metal imaging process?

Options:

A.  

Avoid connecting any device to the node USB port that presents virtual media such as a CD-ROM.

B.  

Connect to a managed switch with routing tables to protect the production environment against configuration errors.

C.  

Ensure that the CD ROM appears last in the BIOS boot order to avoid Foundation timeout.

D.  

Enable STP by using PortFast or an equivalent feature on the ports that are connected to the Nutanix host.

Discussion 0
Question # 49

A consultant is setting up a new install of Nutanix Files for a customer, but receives this error when attempting to join the customer's Active Directory domain:

File Server could not join the Domain because User credentials failed with error Unable to connect to WORKGROUP ads_connect: No logon servers

The consultant has already verified the domain credentials provided by the customer are valid and have the correct permissions.

What is the most likely cause in this scenario for a domain-join failure when setting up Nutanix Files?

Options:

A.  

The FSVMs storage network must be in the same network as the logon servers.

B.  

The client network is failing to communicate with the customer's domain controllers due to mismatched MTU sizes.

C.  

The client network is failing to communicate with the customer's domain controllers due to a missing network firewall port requirement.

D.  

The FSVMs must first be manually added to a site mapping in Active Directory before they can be authorized to communicate with the logon servers.

Discussion 0
Question # 50

What are the two most important prerequisites to be validated before the consultant goes onsite? (Choose two.)

Options:

A.  

Complete the kickoff call and validate the BOM (Bill of Materials).

B.  

Verify whether the servers have been racked by the customer.

C.  

Validate whether the cluster questionnaire is complete and if the physical switch configurations are complete.

D.  

Identify the point of contact who can provide networking details and switch port information after arriving onsite.

Discussion 0
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