Nutanix Certification NCM-MCI-5.20 Exam Study Guides

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Nutanix Certification NCM-MCI-5.20 exam information is here for you to learn. There are 90 multiple-choice and drag-and-drop questions in the real NCM-MCI-5.20 exam, and each candidate has 180 minutes to answer all the questions. The exam price is $199. Nutanix Certification NCM-MCI-5.20 exam languages are English, Japanese, and Simplified Chinese. We provide the latest Nutanix Certification NCM-MCI-5.20 exam study guides for you to pass. Free Nutanix Certified Master NCM-MCI-5.20 exam study guides are below.

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1. 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.)

Increase CPU utilization%

Increase CPU ready%

Increase memory utilization%

Increasing CPU counts will decrease memory utilization

2. An administrator is using Nutanix Move to migrate a Windows VM from ESXi to AHV. Automated

guest preparation is failing with an error:

Account has UAC enabled error

The administrator is using the local built-in administrator account for the Windows VM Admin approval mode must remain enabled.

What should the administrator do to continue with the migration with Nutanix Move?

Use a Domain Admin account for the Windows VM

Reboot the Windows VM and try the migration again

Follow manual VM preparation guidelines

Place Windows VM in Maintenance Mode

3. 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?

Constrained VM

Inactive VM

Bully VM

Over-Provisioned VM

4. 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?

Increase the amount of SSD storage in the cluster.

Add memory to the nodes in the cluster.

Add CPU resources to the cluster.

Increase the number of vCPU cores allocated to the CV

5. 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?

Increase the number of cores per vCPU

Increase the vCPUs assigned to the VM

Span the 2TB disk across four vDisks

Add 4GB of memory to the VM

6. A customer recently set up Async Replication between Site A and Site B. The customer wants to conduct a planned 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?

VMs get deleted from Site

and the protection domain is now Active.

VMs are powered off on Site A and must be manually powered on at Site

VMs get deleted from Site A and the protection domain is no longer active.

Customer must then manually power off VMs at Site A and power them on at Site

7. An administrator needs to forecast infrastructure requirements for a new program and its associated applications. Prior to the projected start of the new program, all existing applications will be decommissioned.

How should the administrator perform this task?

Check the Disregard Existing Workloads radio button in the Runway scenario.

Check the Disregard Existing Nodes radio button in the Runway scenario.

Add up the recovered workloads and manually remove from the Runway configuration.

Power down the workloads during a maintenance window and run the Capacity Runway.

8. A customer has a primary datacenter with 12 Nutanix blocks distributed across three racks. The customer wants to achieve 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.)

Time Stream to a remote site

Async DR to a remote site

Rack awareness

Block awareness

9. An administrator inherits a new Nutanix environment and logs in to a CVM to check the network configuration.

The configuration is as follows:

Which action should the administrator take to improve network performance?

Configure VLAN tagging both on br0 and br1 and their physical interfaces.

Add eth0 and eth1 to the br0-up bond

Configure balance-sib or balance-tcp mode for br0-up if switch configuration allows

Remove one 10 Gbs interface from br0-up to make sure all 10 Gbs can be used.

10. An administrator is concerned that Prism will be inaccessible if Active Directory is unable to process logins.

Which method should the administrator use to access the cluster in the event of this type of outage?

Manage the cluster by using the "nutanix" user on the Prism leader CVM

Create and use an emergency local account on the cluster

Deploy an Active Directory server locally on the cluster

Manage the cluster remotely by downloading ncli to a remote workstation

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11. A customer has NearSync configured. When the administrator tries to restore a snapshot from 3 minutes ago, it is not available. The snapshots are happening at 15-minute intervals instead of at the 5-minute configured interval. When the protection domain was initially set up, the snapshots were happening at the expected 5-minute interval.

What should the customer do to enable the snapshots to happen at the expected interval?

Utilize Metro Availability to meet this requirement

Change the protection domain to use Async DR

Fix a connectivity issue because the protection domain reverted to Async

Configure the protection domain to take snapshots on 15-minute intervals

12. 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?

No data reduction

Post process Deduplication only

Inline compression and EC-X

Inline compression and Deduplication

13. While creating an image placement policy on the organizations AOS 5.15-based Nutanix cluster, the administrator wants to ensure there are no restrictions on using the selected images on clusters outside of the identified set.

What type of Policy Enforcement must the administrator choose?

Soft

Internal

Hard

External

14. An alert about RX errors on eth2 on a node is reported in the cluster. The administrator logs in to the CVM in question, checks the ping_* files in the data/logs/syststats folder, and notices intermittent ping loss.

The node in question has the following network configuration:

Which action should be used to troubleshoot without disrupting the VMs running on this node?

Replace the cable from eth2 to the switch

Remove eth3 from br0-up and monitor for new alerts

Check the port on the switch side for any errors

Enable balance-s1b on br0-up and monitor if a problem persists

15. 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.)

NearSync stops working and fails over to the remote site.

Protection Domain transitions back to the hourly schedule.

The Administrator needs to re-enable it manually.

The system continuously tries to get to the NearSync schedule.

16. An administrator is deploying a three-tier application on a Nutanix Enterprise Cloud consisting of web, application, and database VMs. Traffic between the servers 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?

Create a network for each type of VM, and use policy-based routing to control the traffic flow

Configure a security policy and service chain redirecting the server traffic through the firewall

Separate the web. application and database VMs on to dedicated VLANs

Categorize the VMs in Prism Central and utilize Flow to set a security policy

17. Refer to the exhibit.

An administrator has an existing cluster and needs to improve performance using AHV Turbo.

Which two items are required to achieve even greater performance? (Choose two.)

Workloads are multi-threaded.

VMs have one vCPU configured.

VMs have multi-queue disabled.

VMs have more than one vCP

18. 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?

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

Prism Central was installed for Large Deployment environments.

Prism Central is running on the legacy duster and requires more RA

Nutanix Leap and Nutanix Flow have been enabled on Prism Central

19. An administrator finds that home shares cannot be configured in a new Files 3.5 deployment.

Why is this happening?

NFS default access is set to Read Only.

Multi-protocol access is not configured.

Access Based Enumeration is not enabled.

The system is deployed as a single FSV

20. Refer to the exhibit.

A Microsoft SQL 2016 deployment is shown in the exhibit. The administrator receives user reports that database queries take too long to return.

Which optimization should be made to this configuration to improve performance?

Combine both of the OS and SQL Binaries disks

Add a second SCSI controller for the Database.

TempDB, and Logs disk Separate the Database. TempDB, and Logs onto their own disks

Configure the VM to use a PCI disk controller

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21. An administrator of a Nutanix Enterprise Cloud has microsegmentation enabled and a firewall VM installed. The security team notifies the administrator that one of the VMs hosted in the environment has been exhibiting suspect network activity. The administrator wants to isolate the VM from the production network, but must still be able to access it to perform diagnostics.

What should the administrator do to meet the requirement?

Disable the vNIC on the affected VM

Quarantine the VM using the Forensic Method

Create a firewall rule that blocks VM traffic but permits diagnostic access

Create a security policy with a service chain directing that VMs traffic to the firewall VM

22. 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%

• Cluster storage 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.)

Add more memory to the VMs.

Reduce the number of vCPUs assigned to VMs.

Replace high core count CPUs with high clock rate CPUs. (also can be but is physical invas)

Reduce the number of VMs on the hosts.

23. 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?

The bandwidth must be increased to support this workload.

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

The replication frequency must be less than 60 minutes.

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

24. A systems 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.)

Perform an Inventory with Life Cycle Management.

Determine utilization with Cluster Runway.

Enable Deduplication and Erasure Coding.

Utilize Optimize Resources for VM efficiency.

25. A guest VM is reported to have poor storage performance. It has an I/O profile of 80% read. 20% write, and the HDDs form more than 50% of the read source.

What should an administrator do to resolve this issue?

Increase SSD capacity

Increase the OPLOG

Increase the write cache

Use HDDs with higher RPM

26. An administrator receives an alert in Prism indicating that interface eth2, on an AHV host is receiving many CRC errors.

After togging into the problematic host, the following command is run to show the indicated output:

What is causing this issue?

Incorrect link speeds on the switch

The interface is incorrectly configured with Jumbo Frames

A misconfigured bond

A physical layer network problem

27. 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?

Shrink the Volume Group that is associated with the Linux VM

Unmount the Volume Group and then Remount the Volume Group

Enable the unman operation on the Linux VM

Run Defrag on the Linux VM

28. A customer has two mission-critical applications and needs to have them backed up to a remote location. The remote location is connected using a leased line and has an average latency of 7 ms.

Which Nutanix technology will provide the shortest RPO possible?

NearSync

Leap

Metro Availability

Asyn&DR

29. An administrator needs to deploy an application with a large amount of data connected via Nutanix Volumes.

Which two actions should the administrator take when designing the Volume Group? (Choose two.)

Use multiple subnets for iSCSI traffic

Enable RSS (Receive Side Scaling)

Enable thick provisioning on the Volume Group(s)

Distribute workload across multiple virtual disks

30. Microsegmentation was recently enabled in a Nutanix environment. The administrator wants to leverage Prism Central to create a policy that will block all traffic, regardless of direction, between two groups of VMs identified by their category.

Which policy should be used to meet this requirement?

A Quarantine Policy

An Isolation Environment Policy

An Application Security Policy

A Whitehst-Based Policy

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31. An administrator configures authentication in Prism Central (PC) for the NTNX-Admins group. Users report that they are unable to log in. The administrator confirms that the Active Directory (AD) settings in PC are correct.

Which condition could result in this behavior?

A role mapping needs to be associated with the AD group.

The users must be added to the Domain Admins AD group.

The Local authentication type must also be selected in P

A client chap certificate must also be added in P

32. 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?

VMware support has expired, so downloads are not available.

vSphere binaries need to be manually uploaded.

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

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

33. 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.)

Confirm that the NTP servers are reachable from the CVMs.

Restart genesis on all CVMs.

On a CV

run the command a Hash ntpq -pn.

Restart the chronos service on all CVMs.

34. 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?

Compression, Deduplication, and Erasure Coding

Deduplication and Erasure Coding

Compression and Deduplication

Compression only

35. Refer to the exhibit.

A Nutanix host is connected as shown in the exhibit with br0-up set to active/backup. Physical Switch 1 experiences a power outage causing br0-up to failover to using eth2. The CVM and host become inaccessible. User VMs restart on other hosts in the cluster, which causes a disruption to those VMs.

Which configuration issue likely caused this outage?

Bridge br0-up should be configured to use balance-tcp rather than active/backup.

The CVM should have eth1 connected to the OV

The upstream port for eth2 is missing a VLA

The user VMs only have one NIC

36. An administrator is configuring software only. Data-at-Rest Encryption on their Nutanix cluster. They are planning to deploy a third-party key management server (KMS).

Where should this server be hosted?

As a single VM on the Nutanix cluster

On hardware external to the Nutanix duster

As a clustered VM setup on the Nutanix cluster

As a single VM deployed on the host that contains the Prism leader CVM

37. An administrator recently added VLAN 205 CRM in Prism Element. The workloads attached to the associated NICs are unable to establish network connectivity.

Which Layer 2 protocol allows the administrator to troubleshoot this issue from Prism Element?

HDLC

SUP

LACP

LLDP

38. An administrator is deploying an application that requires maximum I/O throughput for scratch dat a. The administrator is concerned that the throughput requirement is greater than what can be provided by a single cluster node.

What should the administrator do to meet this requirement?

Create a volume group with several virtual disks and attach to the VM

Create a volume group with one virtual disk attached to the VM

Create a virtual disk attached to the VM's PCI interface

Create several virtual disks attached to the VM's virtual SCSI controller

39. An administrator is deploying several new application VMs to a Nutanix cluster. The application is very transactional with a 28/72 random, read/write ratio.

What should the administrator do?

Add a minimum of four SSDs to each node to ensure all writes go to the SSDs.

Add a minimum of four virtual disks to each VM, and aggregate them on guest OS level.

Add one large SSD to each node and enable Flash Mode for the VMs.

Add one large virtual disk to each V

and use it for all application data.

40. 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.)

Stop all Nutanix Files clusters

Relocate the linked LDAP servers

Shut down all user VMs in the cluster

Reconfigure IPMI for the new datacenter

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41. Refer to the exhibit.

What is the purpose of eth2 on the CVMs?

RDMA Network Segmentation

iSCSI connectivity

Remote site connectivity

Network Segmentation

42. 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 information is still not being displayed.

What is causing this problem?

The ISL between switches is not configured.

SNMP is not configured properly.

br0 and br1 are not defined.

The cluster is using RDMA-enabled NICs.

43. An administrator is migrating 5MB shares from a third-party platform to Nutanix Files with the following characteristics:

• Shares contain user profile directories

• DFS-N will be used

How should the administrator create target shares for this migration?

Create multiple general purpose shares and distribute migrated data as evenly as possible.

Create multiple distributed shares and distribute migrated data as evenly as possible.

Create standard shares with multiple top-level directories and distribute migrated data.

Create distributed shares with multiple top-level directories and distribute migrated data.

44. An administrator manages the following two Nutanix AOS 5.15 cluster environment:

• Corp-cluster-01

• Corp-cluster-02

The VM images must be available only on Corp-cluster-01, but cannot be checked out to cluster Corp-cluster-02. The images also cannot be checked out to any other clusters that are registered with Prism Central in the future.

Which two configuration settings must the administrator choose when creating the image placement policy that satisfies the stated requirements? (Choose two.)

Create an image placement policy that identifies cluster Corp-cluster-01 as the target cluster

Set the policy enforcement to Soft.

Set the policy enforcement to Hard.

Create an image placement policy that identifies cluster Corp-cluster-02 as the target cluster.

45. 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?

Replace the switch fabric extenders with 10G line rate switches

Upgrade NCC and increase the CVM memory by 4Gb

Add 2 additional 10G uplinks from the switch fabric extenders per node

Upgrade NCC and increase the vCPU of the CVM

46. For several days, an administrator notices the following alerts:

• CVM NIC Speed Low Warning Alerts

• Warning Alerts of CVM NIC not performing at optimal speed

• CVM is disconnected from the network Critical Alert

• Network Visualization page shows excessive dropped packets on CVM/Host

Which steps should be taken to determine which problem should be addressed first?

• Access the Hardware Page to verify resources are available • Analyze ail CVM Speed Alerts in the Alerts/Events page • Analyze output for the network and interface properties and connectivity issues

• Verify Host/CVM connectivity on the Network Visualization page • Use to verify the bridge and bond configuration • Review alerts/events page for the CVM disconnected error

• Review Alerts page for NIC speed alerts and alert timing • Analyze the genesis.out log file for process failures • Assess the NIC properties in the Network Visualization > Host Properties page

• Restart networking services on the CVM • Determine the current configuration of the affected CVM via output • Access the Alerts/Events page for the CVM network connection failures

47. Refer to the exhibit.

An administrator configures Active Directory authentication as shown in the exhibit. Upon finishing setup, users are not able to log in.

What configuration change should be made to fix this issue?

Change leaps to https

Change the Directory URL to use an IP rather than a name

Change the plct from 389 to 636 D Change the Domain to use an IP rather than a name

48. 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?

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

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

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

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

49. A customer with a four-node RF2 cluster is adding application VMs to their system. After adding these VMs, the Prism dashboard shows 81% storage utilization.

What is the consequence of running the cluster at 81% storage utilization?

The customer has the ability to add more VMs up to the 100% storage utilization.

There is available capacity in the storage fabric and the cluster is resilient.

Node failure is imminent due to storage utilization.

The cluster is not resilient in the storage fabric

50. A company needs to replicate their VMs to a remote site and must have an RPO of less than 1 hour.

When creating a protection domain, what should an administrator do to meet this requirement?

Enable Async Replication with an RPO of 60 minutes

Enable Near-Sync Replication with an RPO of 15 minutes

Enable Entity Sync on the designated VMs

Enable Availability Zones and send the VM to multiple targets

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51. A customer needs a DR solution designed around the following requirements:

• There are 8 ms of latency between Sites A and B

• The administrator needs the shortest RPO/RTO possible

• Application consistent snapshots are required

• Use of Nutanix VSS

Which Data Protection Method should be used?

Async

Metro Availability

Near Sync

Cloud Connect

52. 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.)

The cluster administrator must restart the interface gateway.

The signed, intermediate and root certificates are chained.

The existing certificate must be deleted prior to replacement.

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

Nutanix Certification NCM-MCI-5.20 Exam Study Guides

Nutanix Certification NCM-MCI-5.20 Exam Study Guides

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