[Aug 22, 2023] NCS-Core PDF Recently Updated Questions Dumps to Improve Exam Score
NCS-Core Dumps Full Questions with Free PDF Questions to Pass
Nutanix NCS-Core Exam Cover Topics
The NCS-100 covers the following topics:
- Networking 20%
- Disaster Recovery 10%.
- User Management 18.75%
- High Availability 15%
- Installation and Deployment 20%
Nutanix NCS-Core exam is a comprehensive exam that covers a wide range of topics related to Nutanix Core Infrastructure. NCS-Core exam is divided into two parts: a multiple-choice section and a practical exam. The multiple-choice section tests the candidate's knowledge of Nutanix Core Infrastructure, while the practical exam tests the candidate's ability to configure and manage Nutanix Core Infrastructure.
Nutanix NCS-Core certification exam is designed to test the knowledge and expertise of IT professionals in the area of Nutanix core infrastructure services. NCS-Core exam covers a wide range of topics, including Nutanix cluster management, data protection, disaster recovery, and network configuration. It is a comprehensive exam that tests the candidate's knowledge of Nutanix technology and infrastructure services.
NEW QUESTION # 55
An existing Nutanix customer has several clusters in production and is adding a new cluster. The customer wants to create an AHV cluster that has already been racked and powered on remotely, with the factory image, using Prism Central.
Which step should the consultant take next?
- A. Bare metal image the nodes with the Foundation VM.
- B. Build the cluster with the Foundation VM.
- C. Build the cluster with the Foundation Applet
- D. Build the cluster with Foundation Central.
Answer: C
NEW QUESTION # 56
An administrator is deploying an application that requires maximum I/O throughput for scratch data. The administrator is concerned that the throughput requirement is greater than what can be provided by asingle cluster node.
What should the administrator do to meet this requirement?
- A. Create a virtual disk attached tothe VM's PCI interface
- B. Create a volume group with several virtual disks and attach to the VM
- C. Create a volume group with one virtual disk attached to the VM
- D. Create several virtual disks attached to the VM's virtual SCSI controller
Answer: B
Explanation:
Explanation
Ref:https://next.nutanix.com/community-blog-40/scaling-up-vm-storage-performance-on-ahv-volume-group-loa
NEW QUESTION # 57
An administrator is configuring an All Flash cluster to support the following workloads:
* Full clone virtual desktops
* Hadoop
* Write heavy databases
Whichthree correct configuration options should the administrator use to meet the item requirements? (Choose three.) For each procedure, indicate whether it is a correct or incorrect procedure that must be configured to meet the item requirements using the drop-down option.
Answer:
Explanation:
Explanation
Ref:
NEW QUESTION # 58
A customer would like to re-image an existing cluster. The Foundation Applet and Foundation VM is unavailable to them.
How can the consultant access Foundation-as-a-Service (FaaS)?
- A. Through <CVM-IP> :9443
- B. Through <cluster-IP> :9443
- C. Through <cluster-IP> :8000
- D. Through <CVM-IP> :8000
Answer: D
NEW QUESTION # 59
A consultant is setting up a new vSphere cluster. Customer requirements are as follows:
* VMs should automatically failover to another host if the host crashes
* Host CPU and Memory resources should be evenly balanced
* New VMs should be placed on the host with the most resources available Which two settings should be turned on to meet the requirements? (Choose two.)
- A. vSphere HA
- B. vSphere vMotion
- C. vSphere Power Management
- D. vShpere DRS
Answer: A,D
NEW QUESTION # 60
A consultant is installing Nutanix AOS on Cisco UCS.
Which method should be used to install AOS on UCS hardware platforms?
- A. Foundation VM
- B. Foundation as a Service
- C. Foundation Central
- D. Foundation Applet
Answer: A
NEW QUESTION # 61
A consultant is deploying a Nutanix cluster at a customer location. The consultant will be deploying the latest AOS along with the latest Nutanix hardware.
Which three references should the consultant review prior to this installation? (Choose three.)
- A. Software Product Interoperability
- B. Field & Security Advisories
- C. Release Notes
- D. Acropolis Advanced Administration Guide
- E. End-Of-Life (EOL) Information
Answer: A,B,C
NEW QUESTION # 62
An administrator has an existing Nutanix seven-nodecluster running at RF2 that must be changed to have the following capabilities:
* RF3 set for the cluster
* Performance tier deduplication
What is the minimum memory needed on the CVMs to allow for these capabilities?
- A. 28GB
- B. 24GB
- C. 32GB
- D. 20G?
Answer: A
Explanation:
Explanation
Ref:https://next.nutanix.com/how-it-works-22/rf2-rf3-requirements-37206#:~:text=Controller%20VMs%20must
NEW QUESTION # 63
An administrator wants to utilize Network Visualization to monitor the physical and logical network on the Nutanix cluster. The first-hop switch has LLDP enabled. The network switch informationis still not being displayed.
What is causing this problem?
- A. br0 and br1 are not defined.
- B. The cluster is using RDMA-enabled NICs.
- C. The ISL between switches is not configured.
- D. SNMP is not configured properly.
Answer: D
Explanation:
Explanation
ref:https://portal.nutanix.com/page/documents/details?targetId=Web-Console-Guide-Prism-v55:wc-network-visu
NEW QUESTION # 64
A consultant is using a customer's switch for installation. Although the 10GbE ports for each of the hosts are connected to the switch, the nodes fail to be discovered.
What is causing the issue?
- A. Foundation VM is running on a Windows host.
- B. 10GbE ports are configured with the incorrect duplex setting.
- C. IPMI port is not plugged in.
- D. IPv6 is not enabled on the switch.
Answer: D
NEW QUESTION # 65
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. diagnostic, py
- B. NCC
- C. X-Ray
- D. clurator_cli
Answer: B
NEW QUESTION # 66
A Nutanix cluster is deployed with the following configuration:
* Three four-nodeblocks (A, B, and C)
* All Flash Redundancy Factor 2
What is the effect of simultaneous disk failures on two nodes located in block A?
- A. VMs are migrated off of the nodes with disk failures.
- B. VMs on the nodes with failed disks are unable to write data
- C. VM read and write operations continue normally.
- D. Each node with a failed disk is marked as degraded.
Answer: C
Explanation:
Explanation
Ref:https://next.nutanix.com/how-it-works-22/redundancy-factor-vs-replication-factor-37486
NEW QUESTION # 67
During the Foundation imaging process, nodes are successfully imaged, but the cluster creation fails.
Which log should the consultant review to determine the cause?
- A. first_boot.log
- B. genesis.out
- C. service.log
- D. foundation.out
Answer: C
NEW QUESTION # 68
An administrator has a custom backup application that requires a 2TB disk and runs in Windows. Throughput is considerably lower than expected.
The application was installed on a VM with the following configuration:
* Four vCPUs with one core/vCPU
* 4GB of Memory
* One 50GB vDisk for the Windows installation
* One 2TB vDisk for the application
What is the recommended configuration change to improve throughput?
- A. Add 4GB of memory to the VM
- B. Increase the vCPUs assigned to the VM
- C. Span the 2TB disk across four vDisks
- D. Increase the number of cores per vCPU
Answer: C
NEW QUESTION # 69
An administrator migrates a VM onto a new Nutanix cluster. After the migration, the administrator observes the following conditions:
* Cluster memory utilization: 64%
* Cluster CPU utilization: 19%
* Clusterstorage utilization: 32%
* Average VM CPU utilization: 25%
* Average VM CPU ready%: 24%
* Average VM memory utilization: 60%
Which two changes should the administrator make to improve VM performance? (Choose two.)
- A. Reduce the number of vCPUs assigned to VMs.
- B. Add more memory to the VMs.
- C. Reduce the number of VMs on the hosts.
- D. Replace high core count CPUs with high clock rate CPUs. (also can be but is physical invas)
Answer: A,C
Explanation:
Explanation
refhttp://www.joshodgers.com/tag/cpu-ready/
NEW QUESTION # 70
A customer has the following requirement for a Nutanix cluster:
* Must support high-performance Nutanix Volumes iSCSI workloads
* Must utilize AHV nodes
* Must use 10 GbE interface
How should the customer optimize networking?
- A. Enable Jumbo Frames on just the CVM
- B. Enable the use of Jumbo Frame on Host and CVM
- C. Enable Jumbo Frame on just the Host
- D. Convert Cluster to ESXi and enable Jumbo Frame on Host and CVM
Answer: C
NEW QUESTION # 71
An administrator receives an error indicating that the CVMs in the cluster are not syncing to any NTP servers.
An investigation of the issue finds:
* The NTP servers are configured in Prism
* The time on all CVMs is the same
* Both the CVMs and AHV hosts are configured for the UTC time zone
Which two steps can be taken to troubleshoot this issue? (Choose two.)
- A. Confirm that the NTP servers are reachable from the CVMs.
- B. Restart the chronosservice on all CVMs.
- C. On a CVM. run the command a Hash ntpq -pn.
- D. Restart genesis on all CVMs.
Answer: A,C
Explanation:
Explanation
Ref:https://portal.nutanix.com/page/documents/kbs/details?targetId=kA032000000bmjeCAA#Review_ntpq
NEW QUESTION # 72
An administrator has a 32-node hybrid cluster with CPU, RAM and storage utilization of 80%. A database VM is configured with VM Flash.
What is causing this IO latency?
- A. Database VM is experiencing high CPU ready time.
- B. VM Flash Mode reduces SSD tier capacity for VMs.
- C. Curator scans causes by ILM constantly moving data.
- D. Controller VM is experiencing high CPU ready time.
Answer: D
NEW QUESTION # 73
An administrator needs to migrate workloads from a Nutanix cluster running VMware ESXi to Nutanix AHV.
The migration process needs to be completed in multiple VM groups and support roll back in caseany problems are found during user acceptance testing.
Which action should the administrator perform?
- A. Use Nutanix one-click cluster conversion from ESXi to AHV
- B. Use VMware Converter
- C. Use Cross Hypervisor DR to replicate VMs from ESXi to AHV
- D. Usestorage live migration
Answer: A
Explanation:
Explanation
Ref:https://next.nutanix.com/installation-configuration-23/convert-existing-nutanix-vmware-cluster-to-nutanix-o
NEW QUESTION # 74
An administrator is deploying a new application to a Nutanix Enterprise Cloud. The application requires a security to prevent unauthorized access. Theapplication also uses many non-standard ports that are unique to it. Security should not be changed for existing applications.
What should the administrator do to meet these requirement?
- A. Create new categories for the VMs, and modify existing security policies to include the new categories.
- B. Create new categories for the VMs, and create new security policies that include the new categories.
- C. Use existing categories for the VMs and modify existing security policies to include the specific port.
- D. Use existing categories for the VMs. and create new security policies to use the existing categories.
Answer: B
NEW QUESTION # 75
A consultant creates a four-node AHV cluster with two 1GbE (eth0, etc1) and two 10GbE (eth2, eth3) NICs per node. The 1GbE NICs will not be placed into service, but the customer wants the network to be preconfigured for their eventual use.
The consultant removes the 1GbE NIC from the default bond and creates a second bridge(br1), but is unable to add the 1GbE NIC using the below command:
manage_ovs -bridge_name br1 -interfaces 1g -bond_name br1-up update_uplinks Which parameter is missing from this command?
- A. --bridge_duplex full
- B. --require_link=false
- C. --interfaces eth0
- D. --bond_duplex full
Answer: C
NEW QUESTION # 76
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. Connect to the top of rack switch and discover the nodes with IPv4.
- B. Bare metal image all nodes with Foundation VM.
- C. Open a console to all nodes and statically assign IP addresses.
- D. Image each node individually with Foundation VM.
Answer: C
NEW QUESTION # 77
An administrator is performing a set of routine checks and notes that Prism Central is running with 4 vCPUs and 21 GB RAM. The organizations environment is based on two Nutanix clusters with 170 VMs plus a Legacy vSphere infrastructure. No manual changes have been done on Prism Central VM.
Which configuration justifies the current Prism Central configuration?
- A. Nutanix Move is running on Prism Central to import VMs from the Legacy Cluster.
- B. Prism Central is running on the legacy duster and requires more RAM.
- C. Prism Central was installed for Large Deployment environments.
- D. Nutanix Leapand Nutanix Flow have been enabled on Prism Central
Answer: D
NEW QUESTION # 78
A consultant is onsite with a customer running Foundation VM (FVM) and discovers that there is no connectivity between the FVM and their laptop. The consultant verifies the following:
* The consultant's laptop and Nutanix nodes are plugged into a flat switch.
* The laptop, switch and nodes are plugged into supported power supplies.
* The laptop network adapters and FVM are configured with their corresponding IP addresses.
What is the cause for the connectivity failure to the FVM?
- A. Laptop WiFi configured to use DHCP.
- B. The switch is not plugged into the power supply.
- C. Network cables are not connected.
- D. Desktop Firewall is blocking ping requests.
Answer: D
NEW QUESTION # 79
A consultant finishes creating a new ESXi cluster. The consultant connects to the nodes via laptop and a personal flat switch. The host/CVM network is on VLAN 23. The customer has the native VLAN on the ToR switches set to 23.
The customer wants to use LACP. Before placing the nodes on the customer network, the consultant tags VLAN 23 for each host and CVM. The consultant connects the nodes to the customer network and finds that they are unreachable.
What is causing this issue?
- A. The host and CVM are incorrectly configured.
- B. The hosts have not been migrated to a vSphere Distributed Switch.
- C. The customer has LACP fallback enabled on switch ports.
- D. Under the vSwitch0 settings, the consultant did not select Route based on IP hash.
Answer: B
NEW QUESTION # 80
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