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Nutanix NCM-MCI-5.20 Dumps

Nutanix Certified Master - Multicloud Infrastructure (NCM-MCI) 5.20 Questions and Answers

Question 1

An administrator deletes a large amount of data from a Volume Group presented to a Linux VM. The administrator notices that the deleted data has not been reclaimed as usable storage.

What action should be taken to reclaim the storage capacity?

Options:

A.

Shrink the Volume Group that is associated with the Linux VM

B.

Unmount the Volume Group and then Remount the Volume Group

C.

Enable the unman operation on the Linux VM

D.

Run Defrag on the Linux VM

Question 2

A customer wants to run SAP HANA on a Nutanix cluster with the following characteristics:

• AHV nodes

• SAP HANA version 2

• Production database files

Which configuration should be recommended to the customer?

Options:

A.

Start with a cluster containing three or more nodes

B.

Enable only compression for the container that contains the Production database

C.

Do not enable compression, deduplication. or erasure coding on the storage container

D.

Plate the SAP HANA Database on the same socket as CVM

Question 3

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?

Options:

A.

CVMs are overwhelmed by disk balancing operations.

B.

All VM write operations are going to HDD.

C.

All VM read operations are coming from HDD.

D.

VMs are unable to perform write operations.

Question 4

An administrator needs to upgrade AOS for an air gapped cluster by using Prism Element.

Which two actions allow the administrator to perform the upgrade? Choose Two

Options:

A.

Extract the AOS binaries to the CVM

B.

Manually Upload Binaries to a local http server

C.

Manually Upload AOS binaries and metadata

D.

Use the LCM dark site Option Providing AOS Binaries

Question 5

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 ID.

C.

Use VMware Update Manager to update the cluster.

D.

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

Question 6

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?

Options:

A.

Redistribute existing data by creating additional database file and enable autogrowth

B.

Create multiple TempDB data files and enable autogrowth

C.

Create multiple SQL log files and disable autogrowth

D.

Redistribute existing data by creating additional database files and disable autogrowth

Question 7

An administrator needs to relocate an AHV cluster to a new datacenter during a maintenance window. The cluster will use the same IPs in the new datacenter.

Which two steps should be taken to prepare for this task? (Choose two.)

Options:

A.

Stop all Nutanix Files clusters

B.

Relocate the linked LDAP servers

C.

Shut down all user VMs in the cluster

D.

Reconfigure IPMI for the new datacenter

Question 8

An Administrator has received the following critical alert:

Node 192.168.148.172 is marked to be detached from metadata the administrator has opened a case with Nutanix and the support engineer has requested more information about the error. Which two action should the administrator take in the health check dashboard to collect the requested information? choose two

Options:

A.

Open A remote support tunnel

B.

Run Logbay

C.

Create an entity chart

D.

Run Nutanix cluster check

Question 9

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?

Options:

A.

The bandwidth must be increased to support this workload.

B.

The workload must be configured to read at greater than 12.5MB/S.

C.

The replication frequency must be less than 60 minutes.

D.

Zero data loss nearsync must be used to support this workload.

Question 10

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?

Options:

A.

Controller VM is experiencing high CPU ready time.

B.

Curator scans causes by ILM constantly moving data.

C.

VM Flash Mode reduces SSD tier capacity for VMs.

D.

Database VM is experiencing high CPU ready time.

Question 11

An administrator needs to provide data integrity at the application level for a VM that is replicated to a secondary site.

Which requirement will satisfy this task?

Options:

A.

1 VM per Availability Zone

B.

1 VM per Consistency Group

C.

1 VM per schedule

D.

1 VM per Protection Domain

Question 12

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?

Options:

A.

The default gateway for the CVMs and AHV hosts is down.

B.

The switch connecting Nodes D and E is down.

C.

The genesis process is down on both Nodes D and E.

D.

Nodes D and E are in maintenance mode.

Question 13

An organization is running a Nutanix Cluster based on AOS 5.10.x and VMware vSphere 6.7. Currently, the CVM network is segmented and Storage only nodes not present.

A new security project based on NSX is coming. VMware Distributed Virtual Switches are required. The administrator needs to prepare the environment for the new project.

Which step should the administrator use to initiate the project?

Options:

A.

Enable Nutanix Flow at the Prism Central Level

B.

Manually disable CVM network Segmentation

C.

Convert storage only nodes into vSphere nodes

D.

Enable Jumbo Frames to accommodate network frames

Question 14

An Administrator needs to provide users access to prism Central Projects.

What Source of user accounts must the administrator Use?

Options:

A.

Local Users

B.

Open LDAP

C.

Active Directory

D.

SAML2 Provider

Question 15

A VM is exhibiting one or more of the following baseline values based on the past 30 days:

• CPU usage < 20%

• CPU ready time < 5%

• Memory usage < 50% (moderately) or < 20% (severely)

• Memory swap rate = 0 Kbps

Which type of VM is being described?

Options:

A.

Constrained VM

B.

Inactive VM

C.

Bully VM

D.

Over-Provisioned VM

Question 16

An administrator responsible for a VDI environment needs to investigate reports of slow logins. The administrator finds that increasing the number of vCPUs from 2 to 4 will reduce the login times. Production workloads are consuming 75% of the host CPU on the cluster. The administrator increases the vCPU count on all of the VDI VMs.

What are two impacts on the cluster? (Choose two.)

Options:

A.

Increase CPU utilization%

B.

Increase CPU ready%

C.

Increase memory utilization%

D.

Increasing CPU counts will decrease memory utilization

Question 17

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

Question 18

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 to prioritize the administrator’s troubleshooting efforts?

Options:

A.

•Assess resource health on Hardware page

•Review the Analysis page for memory usage demand

•Determine the VDI workload-to-host affinity across the cluster

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.

•Check Analysis page for CPU demand

•Verify VDI workload property for memory subscription

•Review the Hardware page to determine if the cluster has sufficient RAM

D.

•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

Question 19

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

Question 20

An administrator is implementing a VDI solution. The workload will be a series of persistent desktops in a dedicated storage container within a four-node cluster. Storage optimizations should be set on the dedicated storage container to give optimal performance including during a node failure event.

Which storage optimizations should the administrator set to meet the requirements?

Options:

A.

Compression, Deduplication, and Erasure Coding

B.

Deduplication and Erasure Coding

C.

Compression and Deduplication

D.

Compression only

Question 21

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?

Options:

A.

Increase the number of cores per vCPU

B.

Increase the vCPUs assigned to the VM

C.

Span the 2TB disk across four vDisks

D.

Add 4GB of memory to the VM

Question 22

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?

Options:

A.

No data reduction

B.

Post process Deduplication only

C.

Inline compression and EC-X

D.

Inline compression and Deduplication

Question 23

Refer to the exhibit.

An administrator has configured Prism Central to email daily digest of alerts on a cluster, after a week, administrator notices that digests are not being received.

What is the most likely cause of the issue?

Options:

A.

Nutanix support is not enabled as a recipient

B.

the SMTP server is not configured properly

C.

the tunnel connection has not been enabled

D.

the recipient address is not registered with Nutanix

Question 24

Refer to the exhibit.

An administrator logs in to Prism and sees the status shown in the exhibit within the Hardware Diagram section.

What should the administrator do?

Options:

A.

Resolve all alerts and re-import the disks to make sure there is no service disruption.

B.

Restart all CVMs for the cluster to check, confirm health and repartition and add the disks.

C.

Reseat all disks immediately. If this does not help, reseat the nodes.

D.

Check status of applications running on the cluster and call support

Question 25

An administrator recently added in 3 nodes to an existing 5 node cluster. While 1 node came with its own block, the other 2 nodes where added to an existing share. After adding the nodes, the administrator sees that the hardware tab displays the correct number of nodes, but incorrect position in the diagram tab.

What should the administrator do to resolve the issue?

Options:

A.

Check the factory_config.json for all 3 nodes

B.

SSH into CVM and perform genesis restart on each CVM

C.

SSH into the CVMs and run genesis acropolis stop; cluster start

D.

Check the factory_config. json for the two single nodes.