Free Sample Questions to Practice NCS-Core Certification Test Engine [Mar-2025]
2025 Valid NCS-Core Real Exam Questions, practice NCS Professional
Nutanix NCS-Core certification is ideal for IT professionals who work in data centers, virtualization, and cloud computing. Nutanix Certified Services Core Infrastructure Professional certification exam covers a broad range of topics, including Nutanix cluster components, storage and networking, hypervisor integration, and application integration. NCS-Core exam is designed to test the candidate's understanding of Nutanix core infrastructure components and how they integrate with other systems.
The NCS-Core certification is a globally recognized certification that demonstrates an individual's expertise in managing and deploying Nutanix Core Infrastructure solutions. Nutanix Certified Services Core Infrastructure Professional certification is ideal for professionals who want to enhance their career prospects and demonstrate their proficiency in the latest technologies. Nutanix Certified Services Core Infrastructure Professional certification provides individuals with the skills and knowledge required to manage Nutanix Core Infrastructure solutions effectively.
NEW QUESTION # 97
A customer recently bought services from their consultant to re-configure an existing Cluster for a new use case. The data on the cluster is not important. The customer does not know the CVM usernames and passwords.
Which Foundation tool should the consultant use to resolve this issue?
- A. Foundation Applet(CVM) - Bare Metal
- B. Foundation VM - Bare Metal
- C. Foundation Applet(CVM) - Auto Discovery
- D. Foundation VM - Auto Discovery
Answer: B
Explanation:
For re-configuring an existing cluster for a new use case where data preservation is not a concern, and there is a lack of CVM credentials:
* C. Foundation VM - Bare Metal: This tool allows for a complete re-installation of the Nutanix software from scratch, which is ideal in scenarios where existing configurations and data are no longer needed, and access credentials are unknown or lost.
References:
* Nutanix Bible (https://www.nutanixbible.com), especially sections on cluster reconfiguration and Foundation tools.
* Nutanix University: NCS-Core 6.8 Training (https://university.nutanix.com), where cluster deployment and reconfiguration scenarios are extensively covered.
NEW QUESTION # 98
A consultant successfully installs the Foundation VM on a laptop and needs to ensure the VM can communicate externally.
Which two configuration changes should the consultant make next? (Choose two.)
- A. Open terminal and configure via ifconfig command.
- B. Run the set_foundation_ip_address application on the VM desktop.
- C. Ensure the vNIC is set to bridged adapter.
- D. Configure the static IP address through the desktop virtualization software.
Answer: B,C
Explanation:
To ensure that the Foundation VM can communicate externally, the virtual network interface card (vNIC) should be set to a bridged adapter. This setting allows the VM to appear as a unique entity on the network, receiving its own IP address accessible from outside the host machine. Additionally, running the
'set_foundation_ip_address' application on the VM desktop enables the consultant to configure a specific, reachable IP address for the Foundation VM, ensuring it can communicate effectively with external network resources and devices.
References:
* Nutanix Bible: Networking Setup for Foundation
* Nutanix University: Foundation VM Configuration
NEW QUESTION # 99
An administrator needs to replace the self-signed certificate on a cluster. Which two requirements must be met as part of the process? (Choose two.)
- A. The cluster administrator must restart the interface gateway.
- B. The imported files for the custom certificate must be PEM encoded.
- C. The existing certificate must be deleted prior to replacement.
- D. The signed, intermediate and root certificates are chained.
Answer: B,D
Explanation:
Ref:
https://portal.nutanix.com/page/documents/details?targetId=Prism-Central-Guide-Prism-v55:mul-security-ssl-cer
NEW QUESTION # 100
How should a consultant verify that a Nutanix cluster can tolerate a single-node failure?
- A. nutanix@cvm~$ ncli cluster get-domain-fault-tolerance-status
type=node - B. [root@cvm~]# ncli cluster get-domain-fault-tolerance-status
type=node - C. nutanix@cvm~$ ncli cluster status type=node
- D. [root@avh~]# ncli cluster fault-tolerance-status type=node
Answer: A
Explanation:
To verify that a Nutanix cluster can tolerate a single-node failure, the consultant should use the command nutanix@cvm~$ ncli cluster get-domain-fault-tolerance-status type=node. This command is executed from the Controller Virtual Machine (CVM) and checks the cluster's fault tolerance status specifically for node failures, providing insights into how the cluster's data resiliency and redundancy configurations are holding up against potential single-node failures.References: Nutanix CLI Guide, Nutanix Fault Tolerance Documentation.
NEW QUESTION # 101
A customer wants to use NIC teaming on an ESXi host using a vSphere Standard Switch configured with the Route based on physical NIC load load balancing option. The customer does not see the option when editing the Teaming and Failover settings for the switch.
How should the consultant resolve this issue?
- A. Change the load balancing option on the switch.
- B. Install a vCenter server to manage the switch
- C. Add another physical NIC to the team.
- D. Add a vSphere Distributed Switch
Answer: D
NEW QUESTION # 102
A customer needs a 20-node cluster built. The consultant only has a 16-port flat network switch, and the customer is using VLAN tagging for the hosts and CVMs.
How should the consultant create the cluster?
- A. Create a separate four-node cluster.
- B. Create the Nutanix cluster manually.
- C. Set VLAN tags on all hosts and CVMs.
- D. Connect the cluster to the production network.
Answer: B
Explanation:
Given the constraint of a 16-port switch for a 20-node cluster, the consultant cannot physically connect all nodes to the network simultaneously. VLAN tagging allows multiple virtual networks to be carried over the same physical network. However, the challenge here is not about VLANs but the physical limitation of ports.
The practical approach would be to manually create the cluster, potentially in stages, as the full network capacity required for all nodes is not available.References:
* Nutanix University - NCS-Core 6.8 Learning Path
* The Nutanix Bible, Networking chapter (https://www.nutanixbible.com/)
NEW QUESTION # 103
A customer racks all nodes in the new cluster. The customer does not allow IPv6 for node discovery.
The consultant is not allowed to use the consultant's own flat switch in the customer's environment.
Which step should the consultant take to resolve this issue?
- A. Bare metal image all nodes with Foundation VM.
- B. Connect to the top of rack switch and discover the nodes with IPv4.
- C. Open a console to all nodes and statically assign IP addresses.
- D. Image each node individually with Foundation VM.
Answer: B
Explanation:
In environments where IPv6 is not allowed for node discovery and the use of an external flat switch by the consultant is also restricted, the viable approach is to connect to the top of rack switch and discover the nodes using IPv4. This method aligns with the customer's networking policies and leverages the existing network infrastructure to facilitate the discovery and configuration of the nodes within the Nutanix cluster.References:
Nutanix Bible, Nutanix University NCS-Core 6.8 resources, and Nutanix official guidelines on node discovery using IPv4.
NEW QUESTION # 104
A consultant configures an ESXi cluster which will utilize a vSphere Distributed Switch (vDS). The consultant has just migrated the first host to the dvSwitch when several alerts appear within Prism Element regarding Host-to-CVM connectivity.
What is causing these alerts?
- A. The consultant migrated the CVM svm-iscsi-pg network adapter over to the vDS.
- B. VLAN tags are incorrectly configured on the vDS port groups.
- C. The consultant migrated the CVM Backplane network adapter over to the vDS.
- D. The consultant migrated the CVM Backplane and VM network adapter over to the vDS.
Answer: D
Explanation:
When migrating an ESXi host to a vSphere Distributed Switch (vDS), it's crucial to correctly configure network adapters, including those for the Controller Virtual Machine (CVM). If the consultant migrated both the CVM backplane and the VM network adapter to the vDS, this could disrupt host-to-CVM connectivity if not configured correctly on the vDS. Such a setup requires precise configuration of network settings and VLAN tags to maintain seamless connectivity and avoid communication alerts in Prism Element.
NEW QUESTION # 105
A consultant runs the Foundation Applet and discovers all the nodes. The consultant wants to use the latest version of Foundation for imaging for support purposes and to cover the latest hardware and software hypervisor support.
What should the consultant do to upgrade Foundation on a node?
- A. Use the Foundation VM to upgrade Foundation on all nodes.
- B. Use latest version of Foundation to reimage all the nodes.
- C. Use crash cart and manually upgrade Foundation files on one node.
- D. Use the Foundation Applet to upgrade Foundation on a single node.
Answer: D
NEW QUESTION # 106
During Foundation, all nodes are imaged successfully. The cluster creation step fails. The consultant troubleshoots the issue and verifies that all Hosts and CVMs are up and running and responding to network pings.
Which method should the consultant select to create the cluster?
- A. Log into one of the CVMs and run the cluster create command.
- B. Factory reset the nodes and re-start the Foundation process.
- C. Image the Bare Metal nodes.
- D. Log into one of the hosts and run the cluster create command.
Answer: A
Explanation:
After confirming that all nodes (Hosts and CVMs) are operational and network accessible, the next step in troubleshooting a failed cluster creation process is to use one of the CVMs to manually initiate the cluster creation. This is done using the command cluster create from a CVM, which allows you to establish the cluster management and data services provided by Nutanix. This approach is recommended when the Foundation process has successfully imaged the nodes but the automatic cluster creation has failed.References:
* Nutanix University - NCS-Core 6.8 Learning Path
* The Nutanix Bible, Cluster Initialization chapter (https://www.nutanixbible.com/)
NEW QUESTION # 107
An administrator knows that the disks in a cluster are out of date and a new firmware is available. For security reasons, these clusters do not have access to theInternet.
Which two steps must be completed to update the firmware? (Choose two.)
- A. Download the updated firmware .tgz file from the Nutanix portal.
- B. Download a dark site bundle and stage it on an internal webserver.
- C. Configure LCM with a URL to access the firmware bundle.
- D. Select Upgrade Software, then select disks and upload the updated firmware.
Answer: B,C
NEW QUESTION # 108
Refer to the exhibit.
An administrator logged into Prism Element, notices the following in the home dashboard, and showing the exhibit.
Which action should the administrator take next?
- A. Troubleshoot the zookeeper server issue
- B. Re-run NCC specifying data_resiliency_check
- C. Check the hardware page for disk failures
- D. Configure the fqdn for the hosts indicated
Answer: D
Explanation:
The exhibit shows a screenshot of a Prism Element home dashboard with a notification that "Data Resiliency not possible" and warnings about the inability to get configured fully qualified domain names (fqdn) for hosts identified by their node numbers.
In this scenario, the administrator should take action A: Configure the fqdn for the hosts indicated. This is because the warnings on hostname resolution indicate issues with fully qualified domain names (fqdn) configuration for specific nodes. Configuring the fqdn for these hosts can help resolve these issues and improve the data resiliency of the Nutanix cluster1.
References:
* Nutanix Prism Guide
* Nutanix Community
* Nutanix Documentation
NEW QUESTION # 109
An administrator is supporting a business critical environment and deploys metro availability to achieve a zero data loss configuration. The two clusters are connected by a 1GbE connection. A new workload is going to be deployed to this cluster. This workload requires a sustained 150MB/S of write throughput and 20MB/s of read throughput.
Which change must be made to deploy the workload successfully on this cluster?
- A. The bandwidth must be increased tosupport this workload.
- B. The replication frequency must be less than 60 minutes.
- C. Zero data loss nearsync must be used to support this workload.
- D. The workload must be configured to read at greater than 12.5MB/S.
Answer: A
Explanation:
Explanation
Ref:
NEW QUESTION # 110
A guest VM is reported to have poor storage performance. It has an I/O profile of 80% read. 20% write, and the HDDs form more than 50% of the read source.
What should an administrator do to resolve this issue?
- A. Increase the OPLOG
- B. Increase SSD capacity
- C. Increase the write cache
- D. Use HDDs with higher RPM
Answer: B
Explanation:
Ref:
https://portal.nutanix.com/page/documents/solutions/details?targetId=BP-2126-SAS-on-Nutanix:BP-2126-SAS-o
NEW QUESTION # 111
Refer to the exhibit.
A Microsoft SQL 2016 deployment is shown in the exhibit. The administrator receives user reports that database queries take too long to return.
Which optimization should be made to this configuration to improve performance?
- A. Combine both of the OS and SQL Binaries disks
- B. Configure the VM to use a PCI disk controller
- C. TempDB, andLogs disk Separate the Database. TempDB, and Logs onto their own disks
- D. Add a second SCSI controller for the Database.
Answer: C
NEW QUESTION # 112
Refer to the exhibit.
An administrator receive the warning massages shown in the exhibit while validating cluster conversion from EXSi to AHV.
What should the administrator do to address this warning in v Center Server?
- A. Remove adapters that are active but not homogeneous.
- B. Remove the standby adapters under Teaming and Failover.
- C. Keep homogeneous adapter as active and standby
- D. Keep active adapters od different speeds as active standby
Answer: C
Explanation:
When converting a cluster from ESXi to AHV and encountering warnings about network adapter configurations in VMware vCenter, it is crucial to ensure that the network adapters are homogeneous to avoid issues with network performance and reliability. Keeping homogeneous adapters as active and standby ensures that all active and standby adapters operate at the same speed and capabilities, which is essential for maintaining consistent network performance and failover capabilities. This setup helps in avoiding conflicts or performance penalties that can arise from using mixed adapter types under the same virtual switch environment.References: VMware vCenter documentation, Nutanix AHV Networking Guide.
NEW QUESTION # 113
A new Nutanix cluster is ready for production on a remote site with no IT staff. Changes to the infrastructure will cost money and probably cause a cluster stop. The administrator needs to perform a health check on the environment that should include:
* Network connectivity checks
* Networkperformance status
* Storage performance status
Which tool should be used to perform this test?
- A. X-Ray
- B. NCC
- C. diagnostic, py
- D. clurator_cli
Answer: B
NEW QUESTION # 114
A consultant runs the Foundation Applet and discovers all the nodes. The consultant wants to use the latest version of Foundation for imaging for support purposes and to cover the latest hardware and software hypervisor support.
What should the consultant do to upgrade Foundation on a node?
- A. Use the Foundation VM to upgrade Foundation on all nodes.
- B. Use latest version of Foundation to reimage all the nodes.
- C. Use crash cart and manually upgrade Foundation files on one node.
- D. Use the Foundation Applet to upgrade Foundation on a single node.
Answer: A
Explanation:
To ensure that the Foundation Applet is up-to-date across all nodes, the best approach is to use the Foundation VM. The Foundation VM allows consultants to manage and upgrade Foundation on all nodes centrally. This method avoids the necessity of manual upgrades on each node individually, thus ensuring a more efficient and error-free process, aligning with Nutanix's best practices for scalability and management of infrastructure.References: The Nutanix Bible, the Nutanix University's NCS-Core 6.8 materials, and official Nutanix documentation on the Foundation VM.
To ensure the latest version of Foundation is used for imaging to support the latest hardware and software hypervisor configurations, the consultant should utilize the Foundation VM. This tool allows for upgrading the Foundation on all nodes simultaneously, ensuring consistency across the cluster. It streamlines the process by leveraging the existing Foundation infrastructure rather than requiring manual updates via a crash cart or the limited capabilities of the Foundation Applet for single node upgrades.
References:
* Nutanix Foundation Documentation: https://portal.nutanix.com
* Nutanix Upgrade Guide: Nutanix Foundation Upgrade Process
NEW QUESTION # 115
Refer to the exhibit.
User 1 and User 2 belong to the AAPM group
What are two descriptions of how Files perform quota management? (Choose two.)
- A. User 2 can continue to add another 3GB file but will receive a daily notification email.
- B. User 1 can add an 8GB file to the share without receiving notification.
- C. User 2 can add an 8GB file without receiving a notification email.
- D. User 1 can continue to add another 5GB file but will receive a daily notification email.
Answer: C,D
Explanation:
Ref:
https://portal.nutanix.com/page/documents/details?targetId=Files-v3_6:fil-file-server-quotas-c.html#nconcept_am
NEW QUESTION # 116
Refer to the exhibit.
After performing ESXi to AHV conversion on a cluster, the alerts shown in the exhibit display on Prism. What should the administrator do to resolve this issue efficiently?
- A. Remove VMs from the Protection Domain and add them back in.
- B. Delete the Protection Domain, create a new Protection Domain, and add the VMs to it
- C. Remove the VMs. create a new Protection Domain, and add VMs to it
- D. Create a new Protection Domain and add the VMs to rt.
Answer: A
NEW QUESTION # 117
A customer's security team has a policy prohibiting a consultant's laptop from connecting within the corporate datacenter.
In which two ways should the consultant complete the customer deployment on the factory-prepared nodes?
(Choose two.)
- A. Configure IPs on hosts and create the cluster.
- B. Manually edit ifcfg-etho file on CVM, restart networking, and create the cluster.
- C. Use the Controller VM-based Foundation process.
- D. Run the Network Crashcart Script, provide IPs, and create the cluster manually.
Answer: C,D
Explanation:
Given that the customer's security policy prohibits connecting a consultant's laptop within the corporate datacenter, the consultant can complete the deployment using: A. The Controller VM-based Foundation process, which allows the consultant to configure and deploy the cluster using the software tools provided within the Controller VM itself. This method does not require direct laptop connection to the network. C. Run the Network Crashcart Script to manually configure IP addresses on the hosts and then proceed to create the cluster manually. This approach involves using available scripts and utilities that can be executed from within the data center's management interfaces without needing direct laptop access. Options B and D would typically require direct network connection capabilities not permissible under the security constraints.References:
Nutanix Foundation Documentation, Nutanix Deployment Best Practices.
NEW QUESTION # 118
A consultant is running Foundation. The cluster creation fails during the process. The host logs confirm that the nodes have been successfully imaged. The consultant decides to create the cluster manually.
Which command should the consultant use?
- A. cluster -s IP_CVM_M, IP_CVM_B, IP_CVM_n create
- B. cluster -c IP_CVM_A, IP_CVM_B, IP_CVM_n
- C. cluster create -s IP_CVM_A, IP_CVM_B, IP_CVM_n
- D. cluster -s IP_CVM_A, IP_CVM_B, IP_CVM_n create_manual
Answer: C
Explanation:
To manually create a cluster after the nodes have been successfully imaged but the automated cluster creation fails, the correct command to use is:
cluster create -s IP_CVM_A, IP_CVM_B, IP_CVM_n
This command specifies the -s option to include the IP addresses of the Controller Virtual Machines (CVMs) on the nodes, initiating the manual cluster creation process.
References:
* Nutanix Bible (https://www.nutanixbible.com), particularly the sections on manual cluster operations.
* Nutanix University: NCS-Core 6.8 Training (https://university.nutanix.com), with detailed instructions on manual cluster commands.
NEW QUESTION # 119
An administrator deploys Exchange on a Nutanix cluster. The administrator creates two containers with RF2 configuration:
* One container for Exchange
* One container for the other VMs
The Exchange VM is experiencing I/O performance issues.
Which changes to Storage Optimization should be used on the Exchange container to enhance I/O performance?
- A. Post process Deduplication only
- B. Inline compression and EC-X
- C. Inline compression and Deduplication
- D. No data reduction
Answer: D
Explanation:
For the Exchange VM experiencing I/O performance issues, the recommended storage optimization change is Option A, "No data reduction." Exchange, as an application, is highly sensitive to latency and typically does not benefit significantly from data reduction technologies like deduplication or compression, which can introduce additional processing overhead and potentially worsen performance issues.
By configuring the container for Exchange with no data reduction, the system maximizes I/O performance by eliminating any additional processing that could delay data access. This setup ensures that Exchange has the fastest possible access to its data, which is crucial for its performance.
References:This recommendation aligns with best practices for Exchange storage on Nutanix, as detailed in the Nutanix best practices guide for deploying Microsoft Exchange, where it advises against using data reduction features for databases requiring high I/O throughput.
NEW QUESTION # 120
Which subnet is reserved for internal connectivity within a Nutanix Cluster?
- A. 192.168.5.0/26
- B. 192.168.5.0/24
- C. 192.168.5.0/23
- D. 192.168.254.0/24
Answer: B
Explanation:
Within a Nutanix cluster, the subnet 192.168.5.0/24 is typically reserved for internal connectivity. This subnet is used for the internal communication between Nutanix Controller VMs (CVMs) and other cluster components. It ensures isolated and efficient network traffic management that is crucial for cluster operations.
References:
* Nutanix Network Configuration Guide: Nutanix Networking Guide
* Nutanix Best Practices for Network Configuration: Nutanix Community
NEW QUESTION # 121
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Nutanix NCS-Core certification exam is a professional-level certification designed for IT professionals who want to demonstrate their proficiency in core infrastructure services. Nutanix Certified Services Core Infrastructure Professional certification is offered by Nutanix, a leading provider of innovative software and hardware solutions for enterprise data centers. The NCS-Core exam is challenging and comprehensive, covering a wide range of topics related to core infrastructure services, including virtualization, networking, storage, and security.
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