Free Nutanix NCS-Core Study Guides Exam Questions and Answer
NCS-Core Exam Dumps, NCS-Core Practice Test Questions
Nutanix, a leading provider of cloud computing and hyperconverged infrastructure solutions, offers a certification program for IT professionals called the Nutanix Certified Services Core Infrastructure Professional (NCS-Core). The NCS-Core certification exam is designed to test the knowledge and skills of IT professionals regarding the installation, configuration, and management of Nutanix solutions.
NEW QUESTION # 37
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. Open a console to all nodes and statically assign IP addresses.
- B. Bare metal image all nodes with Foundation VM.
- C. Image each node individually with Foundation VM.
- D. Connect to the top of rack switch and discover the nodes with IPv4.
Answer: A
NEW QUESTION # 38
After finishing foundation on an AHV cluster, a consultant is preparing to plug into the customer network given the following set of requirements:
* All network traffic on trunks is tagged
* Customer is using LACP
* A native VLAN is not in use
Which set of commands should the consultant use to ensure cluster connectivity on customer equipment?
- A. change_cvm_vlan 0
ovs-vsctl set port br0 tag=0
ovs-vsctl set port br0-up bond_mode=balance-tcp - B. change_cvm_vlan 10
ovs-vsctl set port br0 tag=10
ovs-vsctl set port br0-up bond_mode=balance-tcp - C. change_cvm_vlan 0
ovs~vsctl set port br0 tag=0
ovs~vsctl set port br0-up bond_mode=active-backup - D. change_cvm_vlan 10
ovs-vsctl set port br0 tag=10
ovs-vsctl set port br0-up bond_mode=balance-slb
Answer: A
NEW QUESTION # 39
A customer has a primary datacenter with 12 Nutanix blocks distributed across three racks. The customer wants toachieve the most resiliency possible. They also have a datacenter in a branch office that is 400 kilometers away from the primary datacenter.
Which two solutions should be used? (Choose two.)
- A. Async DR to a remote site
- B. Rack awareness
- C. Block awareness
- D. Time Stream to a remote site
Answer: A,B
NEW QUESTION # 40
An administrator protected a DB VM running on a Nutanix cluster with NearSync Replication, which schedules to repeat every 15 minutes to a second site. The daily change rate is low. During nightly backups, the replication window is missed due to write volume.
Which two options describe the expected behavior? (Choose two.)
- A. NearSync stops working and fails over to the remote site.
- B. Protection Domain transitions back to the hourly schedule.
- C. The Administrator needs to re-enable it manually.
- D. The system continuously tries to get to the NearSync schedule.
Answer: A,D
NEW 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?
- A. In Prism Central, select Life Cycle Management and perform LCM update.
- B. File a ticket to NutanixSupport and provide the Field Advisory ID.
- C. Use VMware Update Manager to update the cluster.
- D. Open Prism Element and select Upgrade Software to update AOS.
Answer: A
NEW QUESTION # 42
A consultant has deployed a Nutanix cluster with AOS 5.10.x, then discovers the customer's environment is running on AOS 5.6.x. The consultant decides to re-image the cluster using the foundation Java applet. During the Foundation discovery, all cluster nodes display a status of Unavailable.
What should the consultant do to resolve the issue?
- A. Reset the IPMI IP addresses.
- B. Destroy the cluster.
- C. Restart the Genesis service on the cluster.
- D. Use the Phoenix ISO
Answer: B
NEW QUESTION # 43
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. Configure the static IP address through the desktop virtualization software.
- B. Open terminal and configure via ifconfig command.
- C. Run the set_foundation_ip_address application on the VM desktop.
- D. Ensure the vNIC is set to bridged adapter.
Answer: C,D
NEW QUESTION # 44
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. Each node with a failed disk is marked as degraded.
- B. VMs are migrated off of the nodes with disk failures.
- C. VM read and write operations continue normally.
- D. VMs on the nodes with failed disks are unable to write data
Answer: C
Explanation:
Explanation
Ref:https://next.nutanix.com/how-it-works-22/redundancy-factor-vs-replication-factor-37486
NEW QUESTION # 45
A VM does not have enough resources for the demand,which leads to performance bottlenecks. The VM is exhibiting one or more of following baseline values, based on the past 30 days:
* CPU usage > 90% (moderate), 95% (high)
* CPU ready time > 5%, 10%
* Memory usage > 90%, 95%
* Memory swap rate > 0Kbps (no moderate value)
Which type of VM is being described?
- A. Bully VM
- B. Constrained VM
- C. Inactive VM
- D. Over-provisioned VM
Answer: B
Explanation:
NEW QUESTION # 46
A three-node cluster has a Nutanix Files instance with three FSVMs.
What happens after a node failure?
- A. The affected FSVM willbe restarted on another node.
- B. The affected FSVM will not be restarted on another node due to its agent VM setting.
- C. The affected FSVMwill get live-migrated to another node.
- D. The affected FSVM will not be restarted on another node due to its VM-to-VM anti-affinity settings.
Answer: A
Explanation:
Explanation
Ref:https://portal.nutanix.com/page/documents/details?targetId=Files-v3_6:fil-files-high-availability-c.html
NEW QUESTION # 47
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 imported files for the customcertificate must be PEM encoded.
- B. The existing certificate must be deleted prior to replacement.
- C. The cluster administrator must restart the interface gateway.
- D. The signed, intermediate and root certificates are chained.
Answer: A,D
Explanation:
Explanation
Ref: https://portal.nutanix.com/page/documents/details?targetId=Prism-Central-Guide-Prism-v55:mul-security-ss
NEW QUESTION # 48
A consultant creates a new cluster using ESXi as the hypervisor. After creating the cluster, the consultant begins to run Life Cycle Manager (LCM) updates. During the LCM upgrade pre-checks, an error is returned.
Which configuration is causing this issue?
- A. ESXi cluster DRS is enabled.
- B. ESXi cluster admission control is enabled.
- C. ESXi cluster admission control is disabled.
- D. ESXi cluster HA is enabled.
Answer: B
NEW QUESTION # 49
An administrator is deploying a three-tier application on a Nutanix Enterprise Cloud consisting of web, application, and database VMs. Traffic between theservers must be limited to specific services/ports. There is an application layer firewall VM deployed on one host in the cluster.
In which way should the administrator meet this requirement?
- A. Configure a security policy and service chain redirecting the server traffic through the firewall
- B. Create a network for each type of VM, and use policy-based routing to control the traffic flow
- C. Categorize the VMs in Prism Central and utilize Flow to set a security policy
- D. Separate the web. application and database VMs on to dedicated VLANs
Answer: C
NEW QUESTION # 50
A customer recently set up Async Replication between Site A and Site B.
The customer wants to conduct aplanned failover and clicks Activate on Site B.
The customer then runs the following command on Site A:
ncli pd deactivate_and__destroy_vms name=<protection_domain_name>
What does this do to the customer environment?
- A. Customer must then manually power off VMs at Site A and power them on at Site B.
- B. VMs are powered off on Site A and must be manually powered on at Site B.
- C. VMs get deleted from Site A and the protection domain is no longer active.
- D. VMs get deleted from Site B. and the protection domain is now Active.
Answer: C
Explanation:
Explanation
https://portal.nutanix.com/page/documents/details?targetId=Web-Console-Guide-Prism-v5_10:wc-protection-do
NEW QUESTION # 51
A VDI environment based on AHV Cluster is not performing well. The current environment isusing 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. Host view in Network menu
- B. Network Configuration item in Settings menu
- C. Host NICs tab in Hardware menu
- D. I/O Metrics tab in VM menu
Answer: A,C
NEW QUESTION # 52
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