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

Questions 4

An administrator has a VM that consumes large amounts of storage and has the following characteristics:

• Create large / sequential writes

• Data must be kept for years

• Data is normally only accessed at the end of the year to run report

The administrator decides to use Erasure Coding to save space.

Which feature should the administrator utilize to save space for this VM?

Options:

A.

Inline Compression

B.

Flash Mode

C.

Cache Dedup

D.

Post-Process Compression

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Questions 5

An administrator needs to make sure an RF2 cluster can survive a complete rack failure without negatively effecting workload performance. The current cluster configuration consists of the following:

• 30 nodes: distributed 10 nodes per rack across three 42U rack

• Each nodes is configured with 40TB usable storage all flash (Cluster Total 1.2 PB Usable)

• Current cluster utilization is 900TB storage

Which configuration changes should be made to make sure that the cluster meets the requirements?

Options:

A.

Expanse the cluster by adding 3 additional nodes per rack, 9 nodes total.

B.

Expanse the cluster by adding 2 additional nodes per rack, 6 nodes total.

C.

Expanse the cluster by adding 9 nodes to a new 42U rack

D.

Expanse the cluster by adding 8 nodes to a new 42U rack

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Questions 6

What is the minimum number of blocks required to utilize block awareness?

A 2

B. 3

C. 4

Options:

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Questions 7

Refer to the exhibit.

NCM-MCI-5.20 Question 7

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?

Options:

A.

Remove the VMs. create a new Protection Domain, and add VMs to it

B.

Remove VMs from the Protection Domain and add them back in.

C.

Delete the Protection Domain, create a new Protection Domain, and add the VMs to it

D.

Create a new Protection Domain and add the VMs to rt.

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Questions 8

An organizations Nutanix Cluster is based on VMware vSphere. The cluster is configured to download software updates automatically. The administration needs to verify and eventually upgrade VMware hypervisor via Prism Ul.

After logging in to Prism, the administrator receives the message shown:

No available versions for upgrade

What is causing the current state?

Options:

A.

VMware support has expired, so downloads are not available.

B.

vSphere binaries need to be manually uploaded.

C.

The environment is running the latest vSphere version, so no update is required.

D.

The cluster is unable to connect to reIease-api.nutanix-ccm:8D.

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Questions 9

An application owner had reported that an AHV - based critical application VM is performing very slowly, after initial diagnostics is has been observed that the CPU utilization is significantly higher than normal.

What two actions should the administrator take on this VM without shutting it down? choose two.

Options:

A.

increase the number of vCPU in prism element

B.

use prism element to increase the number of cores

C.

configure additional cores in acli

D.

ensure CPU Hot-add is supported by the Guest OS

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Questions 10

An administrator is unable to discover a Nutanix-hosted iSCSI Block device allocated to a bare-metal host.

What is causing this issue?

Options:

A.

External client access has not been enabled for the host

B.

External Host IP address is not in FileSystem Whitelist

C.

Jumbo Frames has not been configured on the switch

D.

Network segmentation has not been enabled

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Questions 11

In a Nutanix cluster, a Protection Domain contains 50 entities that are replicated to a remote Single Node Replication Target.

The current schedule configuration is as follows:

• Repeat every 6 hours

• Local Retention Policy 1

• Remote Retention Policy 8

• Starting time 12 am

At 8 am on Monday, the administrator discovers that a protected VM is corrupted. The latest good state was Sunday 2 pm. The administrator needs to maintain current protection.

Which strategy should the administrator use to meet these requirements?

Options:

A.

From the Remote site, activate the Protection Domain, then re-protect the entity.

B.

From the Remote site, restore the VM from the local snapshot by selecting the correct snapshot

C.

From the local site, retrieve the correct remote snapshot, then restore the VM locally.

D.

From the local site, restore the VM from the local snapshot by selecting the correct snapshot.

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Questions 12

An administrator is updating disk firmware using LCM and receives the following message:

“there have been 10 or more cluster services restarts within 15 minutes in the Controller VM”

The message appears as each drive is upgraded.

What is the reason this message is being generated?

Options:

A.

A node has been rebalanced

B.

A drive has been reformatted

C.

A node has been rebooted

D.

A drive has been ejected

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Questions 13

An administrator is currently 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)

Options:

A.

Ovs-vsctl set port br0-up bond_mode=balance-slb

B.

Ovs-vsctl set port br0-up bond_mode=balance-tcp

C.

Ovs-vsctl set port br0-up bond_mode=active-backup

D.

Ovs-vsctl set port br0-up other_config: bond-rebalance-interval=30000

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Questions 14

A systems administrator configures a protection domain replication between two Nutanix clusters. After the first successful replication, the administrator tests DR by clicking activate on the remote cluster.

While VMs are active on the remote cluster, the protection domain is marked as active on both clusters.

What steps are required to return both clusters to their original state?

Options:

A.

1. On the remote site, deactivate the Protection Domain using ncli

2. On the primary site, select the Protection Domain and dick migrate

B.

1. On the remote site, promote the Protection Domain

2. On the primary site, change the Protection Domain state from Decoupled to Disabled

3 Enable the original primary site as remote site

C.

1. On the prima7 site, suspend replications

2. On the remote site, deactivate the Protection Domain using ncli

3. On the remote site, migrate the protection domain back to the primary site

D.

1 On the remote site, restore the snapshots from the Protection Domain

2. On the remote site, select the Protection Domain and migrate to the primary site

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Questions 15

An administrator receives reports that VDI desktop performance in an 8-node Nutanix VDI environment is poor. Opening applications takes between 1 and 2 minutes.

When investigating the issue, the following conditions are found:

• Cluster memory utilization: 80%

• Cluster SSD utilization: 70%

• Average VM CPU Wait Time: 11%

• CVM CPU utilization: 75%

Which action should be taken to improve VDI performance?

Options:

A.

Increase the amount of SSD storage in the cluster.

B.

Add memory to the nodes in the cluster.

C.

Add CPU resources to the cluster.

D.

Increase the number of vCPU cores allocated to the CVM.

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Questions 16

A three-node cluster has a Nutanix Files instance with three FSVMs.

What happens after a node failure?

Options:

A.

The affected FSVM will get live-migrated to another node.

B.

The affected FSVM will not be restarted on another node due to its agent VM setting.

C.

The affected FSVM will not be restarted on another node due to its VM-to-VM anti-affinity settings.

D.

The affected FSVM will be restarted on another node.

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Questions 17

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.)

Options:

A.

The cluster administrator must restart the interface gateway.

B.

The signed, intermediate and root certificates are chained.

C.

The existing certificate must be deleted prior to replacement.

D.

The imported files for the custom certificate must be PEM encoded.

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Questions 18

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

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Questions 19

Which two access protocols are supported by Files? (Choose two.)

Options:

A.

NFS

B.

FCOE

C.

SMB

D.

ISCSI

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Questions 20

The networking team makes changes to the Top of Rack switches to which the Nutanix cluster are attached. A few VMs are able to communicate with each other on the same node but are unable to connect to other parts of the network.

What is the likely cause of this issue?

Options:

A.

There is a VLAN misconfiguration on the VMs.

B.

The vNIC port is disconnected on the affected VMs.

C.

There is a VLAN misconfiguration on the switch.

D.

Jumbo Frame are misconfigured across ports.

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Questions 21

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

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Questions 22

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.

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Questions 23

A Nutanix cluster is deployed with the following configuration:

• Three four-node blocks (A, B, and C)

• All Flash Redundancy Factor 2

What is the effect of simultaneous disk failures on two nodes located in block A?

Options:

A.

VMs are migrated off of the nodes with disk failures.

B.

Each node with a failed disk is marked as degraded.

C.

VM read and write operations continue normally.

D.

VMs on the nodes with failed disks are unable to write data

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Questions 24

An administrator is responsible for the following Nutanix Enterprise Cloud environment:

• A central datacenter with a 20-node cluster with 1.5PB of storage

• Five remote sites each with a 4-node cluster with 200TB storage

The remote sites are connected to the datacenter via 1GB links with an average latency of 6 ms RTT. What is the minimum RPO the administrator can achieve for this environment?

Options:

A.

0 minutes

B.

15 minutes

C.

1 hour

D.

6 hours

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Questions 25

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?

Options:

A.

Nutanix Move is running on Prism Central to import VMs from the Legacy Cluster.

B.

Prism Central was installed for Large Deployment environments.

C.

Prism Central is running on the legacy duster and requires more RAM.

D.

Nutanix Leap and Nutanix Flow have been enabled on Prism Central

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Exam Code: NCM-MCI-5.20
Exam Name: Nutanix Certified Master - Multicloud Infrastructure (NCM-MCI) 5.20
Last Update: Dec 2, 2024
Questions: 167

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