NCS-Core試験問題集を使って一日でNCS Professional試験合格目指す（最新の195解答) [Q78-Q103]

NCS-Core試験問題集を使って一日でNCS Professional試験合格目指す（最新の195解答)

NCS-Core試験正確な問題集、学習ノートと理論

質問 78
A customer has a Nutanix cluster with 10Gb connectivity via switch fabric extenders. The administrator receives NCC health check errors of latency greater than 200ms.
Which action should the administrator take to resolve the NCC errors?

A. Replace the switch fabric extenders with 10G line rate switches
B. Add 2 additional 10G uplinks from the switch fabric extendersper node
C. Upgrade NCC and increase the CVM memory by 4Gb
D. Upgrade NCC and increase the vCPU of the CVM

正解: A

解説:
Explanation
Ref:https://portal.nutanix.com/page/documents/details?targetId=System-Specs-G6-Single-Node:set-block-conne

質問 79
An administrator needs to replace an aging SAN and move to a hyper-converged infrastructure. The existing environment consists of the following hosts that are connected to the SAN:
* 5xAIX hosts
* 3x Hyper-V hosts
* 9xESXi hosts
* 2x physical SQL Clusters(Windows Server 2012R2 hosts)
After deploying a Nutanix AHV cluster, which two actions should the administrator take to meet the requirements? (Choose two.)

A. Deploy Files to support the AIX hosts.
B. Migrate the ESXI workloads to AHVusing Move.
C. Deploy Volumes to support the AIX and SQL workloads.
D. Migrate the ESXi and Hyper-V workloads using Move.

正解: C,D

解説:
Explanation
Ref:https://portal.nutanix.com/#page/kbs/details?targetId=kA00e000000Cr7GCAS

質問 80
An administrator is managing multiple Windows and Linux VMs connected to Nutanix Volumes. The Linux VMs are experiencing intermittent connectivity issues. The Windows VMs do not experience the same issue.
Which option should the administrator use to resolve this issue?

A. Add additional disks to the Volume Group
B. Utilize Jumbo Frames
C. Utilize a separate subnet for the Linux VMs
D. Set the SCSI timeout value to 60

正解: D

解説:
Explanation
Ref:https://kb.vmware.com/s/article/1009465

質問 81
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. Use the Phoenix ISO
C. Restart the Genesis service on the cluster.
D. Destroy the cluster.

正解: D

質問 82
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 vMotion
B. vSphere HA
C. vSphere Power Management
D. vShpere DRS

正解: B,D

質問 83
Refer to the exhibit.

An administrator receive the warningmassages 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. Keep homogeneous adapter as active and standby
B. Remove adapters that are active but not homogeneous.
C. Remove the standby adapters under Teaming and Failover.
D. Keep active adapters od different speeds as active standby

正解: A

質問 84
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. 32GB
B. 24GB
C. 28GB
D. 20G?

正解: C

解説:
Explanation
Ref:https://next.nutanix.com/how-it-works-22/rf2-rf3-requirements-37206#:~:text=Controller%20VMs%20must

質問 85
After the migration, some SQL queries take longer to execute than prior to migration.
The following SQL best practices were applied while creating the SQL VM on Nutanix:
*8 vDisks per SQL server VM
*Database and Log files on separate vDisk
*2 TempDB database drives and 1 TempDB log drive
What should the administrator to do improve the SQL Server performance?

A. Redistribute existing data by creating additional database files and disable autogrowth
B. Redistribute existing data by creating additional database file and enable autogrowth
C. Create multiple SQL log files and disable autogrowth
D. Create multiple TempDB data files and enable autogrowth

正解: B

質問 86
A consultant creates three storage containers (container-1, container-2, container-3). The customer requires that only container-1, which will be utilized as an NFS datastore, be presented to external hosts.
However, users are able to mount all three containers.
What is causing this problem?

A. Compression was turned on for all containers.
B. A Global whitelist entry was configured.
C. A Container-level whitelist entry was configured.
D. Deduplication was turned on for all containers.

正解: B

質問 87
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.

正解: A,C

解説:
Explanation
Ref:https://portal.nutanix.com/page/documents/kbs/details?targetId=kA032000000bmjeCAA#Review_ntpq

質問 88
A consultant is planning a new cluster installation and needs to locate the Shared IPMI port for each of the specific nodes that the customer has bought.
Which Support Portal location contains the document that would identify the port?

A. Knowledge Base
B. Solutions Documentation
C. Hardware Replacement Documentation
D. Software Documentation

正解: C

質問 89
A system administrator needs to shut down an AHV node in a Nutanix cluster without causing service disruption. The administrator checks data resiliency and verifies that the cluster can tolerate a node down.
Which three steps should the administrator perform next? (Choose three.)

正解:

解説:

Explanation
1 allow vms2 sd CVM3 sd node

質問 90
An administrator receives a notification that storage in a Nutanix cluster is unavailable. The cluster consists of five nodes and is configured with a Fault-Tolerance level of 1 (FT-1).
Upon investigation, the administrator finds the following:
* All AHV hosts are powered on and the CVMs are running
* Nodes A, B, and C are connected to one top of rack switch
* Nodes D and E are connected to a second top of rack switch
* The cluster status command run on Node A shows that CVM services on nodes D and E are down Which issue is causing the storage outage?

A. The default gateway for the CVMs and AHV hosts is down.
B. The genesis process is down on both Nodes D and E.
C. The switch connecting Nodes D and E is down.
D. Nodes D and E are inmaintenance mode.

正解: C

解説:
https://hyperhci.com/2020/07/29/nutanix-cluster-services-down-troubleshooting/

質問 91
A consultant is imaging a Nutanix cluster with VMware ESXi. Foundation returns an error that the media is not a supported ISO. The consultant checks the whitelist file in Foundation and confirms that the version of the ISO is not listed.
Which three actions should the consultant take to resolve this issue? (Choose three.)

A. Replace and save whitelist file in Foundation
B. Download the iso_whitelist.json from the Support portal.
C. Restart the imaging process in Foundation.
D. Edit the whitelist file in Foundation.
E. Obtain the MD5 checksum of the ISO and confirm MD5 checksum of ISO is listed.

正解: A,B,E

質問 92
An administrator iscurrently using both 10g uplink with LACP and balance-tcp. A single VM should not be allowed to use more than a single 10G uplink, and both uplinks should be utilized.
Which two command should be used to configure the bond? (choose two)

A. Ovs-vsctl set port br0-up bond_mode=balance-tcp
B. Ovs-vsctl set port br0-up other_config: bond-rebalance-interval=30000
C. Ovs-vsctl set port br0-up bond_mode=active-backup
D. Ovs-vsctl set port br0-up bond_mode=balance-slb

正解: B,D

質問 93
An administrator receives reports about a Nutanix environment. The investigation finds the following;
* VMs are experiencing very high latency
* Each node is equipped with a single SSD, utilized at 95%
* Each node is equipped with three HDDs, utilized at 40%
Why are the guest VMs experiencing high latency?

A. CVMs are overwhelmed by disk balancing operations.
B. VMs are unable to perform write operations.
C. All VM read operations are coming from HDD.
D. All VM write operations are going to HDD.

正解: C

解説:
Explanation
Ref:https://next.nutanix.com/prism-infrastructure-management-26/disk-space-usage-high-alert-in-prism-38199

質問 94
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. Desktop Firewall is blocking ping requests.
C. Network cables are not connected.
D. The switch is not plugged into the power supply.

正解: B

質問 95
Refer to the exhibit.

What is the purpose of eth2 on the CVMs?

A. RDMA Network Segmentation
B. Network Segmentation
C. iSCSI connectivity
D. Remote site connectivity

正解: B

解説:
Explanation
Ref:https://next.nutanix.com/installation-configuration-23/backplane-network-in-aos-5-5-27291

質問 96
Over the period of 2 to 3 weeks, a cluster displays the following:
*Periods where Warning Alerts of memory usage over 75% are asserted
*Periods where Critical Warnings of memory usage over 90% are asserted
*Periods of slow of frozen VDI desktops have caused work stoppage or slowdown
*VDI clones have periodically not powered up when called, causing work stoppage Which steps should be used toprioritize the administrator's troubleshooting efforts?

A. *Review Analysis Page for memory use pattern
*Alert with VDI workload demand
*Analyze current and future workload in the Capacity Runaway tab for sufficient resources
B. *Analyze Alert Pages for a root cause of memory problem
*Analyze VM table page to access the VM functionality
*Analyze the VDI Clone properties for possible VDI Workload stress
C. *Assess resource health on Hardware page
*Review the Analysis page for memory usage demand
*Determine the VDI workload-to-host affinity across the cluster
D. *Check Analysis page for CPU demand
*Verify VDI workload property for memory subscription
*Review theHardware page to determine if the cluster has sufficient RAM

正解: A

質問 97
Anadministrator is notified that a bare metal database server is down. This database server is being served storage using a Nutanix Volume Group. Upon investigating, the administrator finds that the disks in the database server that map to the vDisks in thevolume group have gone offline.
What is causing this issue?

A. Port 3260 has been blocked in the server firewall.
B. A CVM serving the Volume Group has gone offline.
C. Port 9443 is blocked in the server firewall.
D. The Volume Group Load Balancer has been disabled.

正解: B

質問 98
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.

正解:

解説:

Explanation

Ref:

質問 99
Asystems administrator needs to add more VMs to their Nutanix cluster.
Which two actions should the administrator perform to determine if the current cluster can accommodate the new VMs? (Choose two.)

A. Determine utilization with Cluster Runway.
B. Utilize Optimize Resources for VM efficiency.
C. Enable Deduplication and Erasure Coding.
D. Perform an Inventory with Life Cycle Management.

正解: A,B

解説:
Explanation
Ref:

質問 100
Where can a consultant find Nutanix Enablement Starter Packs (ESPs)?

A. In the Partner Portal
B. In the Nutanix .NEXT Community Forum
C. In the Support Portal
D. In the Services section of the Nutanix website.

正解: A

質問 101
A customer is deploying Nutanix AHV clusters over hundreds of remote sites worldwide. Prism Central will be used to centrally manage all clusters. Customer security policy requires the use of MS Active Directory (AD).groups to authenticate all network devices.
Which method should be consultant use to meet the requirements?

A. Integrate AD authentication on all Prism Element Clusters.
B. Integrate AD authentication on all CVMs.
C. Integrate AD authentication on Prism Central Only.
D. Proxy Prism Element traffic through Prism Central.

正解: C

質問 102
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.)