Deck 1: Nutanix Certified Master - Multicloud Infrastructure

Question 1

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?

A) Increase SSD capacity
B) Increase the OPLOG
C) Increase the write cache
D) Use HDDs with higher RPM

Answer 1

Increase SSD capacity

Question 2

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?

A) Enable Async Replication with an RPO of 60 minutes
B) Enable Near-Sync Replication with an RPO of 15 minutes
C) Enable Entity Sync on the designated VMs
D) Enable Availability Zones and send the VM to multiple targets

Answer 2

Enable Async Replication with an RPO of 60 minutes

Question 3

An administrator is monitoring the Nutanix v5.15-based AOS cluster performance logs and notices that a SQL server VM is greatly exceeding its intended maximum IOPS. The administrator has confirmed that a QoS policy was previously created for the group of VMs this server is a member of. What are two reasons that this VM would exceed its maximum configured IOPS from the QoS Policy? (Choose two.)

A) The VM is missing the required snapshot needed to implement the QoS Policy.
B) The VM was not created as an AFS virtual machine.
C) The SQL Server VM has volume groups attached.
D) It was cloned from another SQL Server VM that was a member of the QoS Policy.

Answer 3

The VM was not created as an AFS virtual machine.
The SQL Server VM has volume groups attached.

Question 4

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?

A) Async
B) Metro Availability
C) Near Sync
D) Cloud Connect

Question 5

An administrator needs to create and start five new VMs for a Data Analytics Project (OLAP). The VM Profile is as follows: vCPU:4 vRAM: 64 GB vDisk: 1.5 TB Each of the four nodes of the Nutanix cluster has the following: 24 vCPU. 20% overall usage 192 GB RAM, 60% overall usage 2 x l920 GB SSD 4 x 2 TB HDD At cluster level, there is a single RF2 container that is 30% utilized and has an extent store capacity of 13.5 TB. Which component requires administrator attention?

A) Physical RAM, because it is not enough to power on all of the new VMs.
B) Physical Cores, because they are not enough to power on all of the new VMs.
C) Storage, because the capacity is not enough to create VMs.
D) Flash Tier because it is not enough to accommodate the workloads.

Question 6

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?

A) Add a minimum of four SSDs to each node to ensure all writes go to the SSDs.
B) Add a minimum of four virtual disks to each VM, and aggregate them on guest OS level.
C) Add one large SSD to each node and enable Flash Mode for the VMs.
D) Add one large virtual disk to each VM and use it for all application data.

Question 7

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?

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 8

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?

A) Disable the vNIC on the affected VM
B) Quarantine the VM using the Forensic Method
C) Create a firewall rule that blocks VM traffic but permits diagnostic access
D) Create a security policy with a service chain directing that VMs traffic to the firewall

Question 9

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?

A) The customer has the ability to add more VMs up to the 100% storage utilization.
B) There is available capacity in the storage fabric and the cluster is resilient.
C) Node failure is imminent due to storage utilization.
D) The cluster is not resilient in the storage fabric

Question 10

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) 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 11

An administrator knows that the disks in a cluster are out of date and a new firmware is available. For security reasons, these clusters do not have access to the Internet. Which two steps must be completed to update the firmware? (Choose two.)

A) Configure LCM with a URL to access the firmware bundle.
B) Download a dark site bundle and stage it on an internal webserver.
C) Download the updated firmware .tgz file from the Nutanix portal.
D) Select Upgrade Software, then select disks and upload the updated firmware.

Question 12

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?

A) Check the Disregard Existing Workloads radio button in the Runway scenario.
B) Check the Disregard Existing Nodes radio button in the Runway scenario.
C) Add up the recovered workloads and manually remove from the Runway configuration.
D) Power down the workloads during a maintenance window and run the Capacity Runway.

Question 13

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?

A) No data reduction
B) Post process Deduplication only
C) Inline compression and EC-X
D) Inline compression and Deduplication

Question 14

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?

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.

Question 15

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.)

A) Create an image placement policy that identifies cluster Corp-cluster-01 as the target cluster
B) Set the policy enforcement to Soft.
C) Set the policy enforcement to Hard.
D) Create an image placement policy that identifies cluster Corp-cluster-02 as the target cluster.

Question 16

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?

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 17

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=. What does this do to the customer environment?

A) VMs get deleted from Site B and the protection domain is now Active.
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) Customer must then manually power off VMs at Site A and power them on at Site B.

Question 18

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.)

A) Increase CPU utilization %
B) Increase CPU ready %
C) Increase memory utilization %
D) Increasing CPU counts will decrease memory utilization

Question 19

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) A role mapping needs to be associated with the AD group.
B) The users must be added to the Domain Admins AD group.
C) The Local authentication type must also be selected in PC.
D) A client chap certificate must also be added in PC.

Question 20

An administrator has an existing Nutanix seven-node cluster 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) 24GB
B) 28GB
C) 32GB
D) 20GB

Question 21

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?

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 release api.nutanix-ccm:8D.

Question 22

A new Nutanix cluster is ready for production on a remote site with no IT staff. Changes to the infrastructure will cost money and probably cause a cluster stop. The administrator needs to perform a health check on the environment that should include: Network connectivity checks Network performance status Storage performance status Which tool should be used to perform this test?

A) X-Ray
B) curator_cli
C) NCC
D) diagnostic, py

Question 23

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?

A) Replace the cable from eth2 to the switch
B) Remove eth3 from br0-up and monitor for new alerts
C) Check the port on the switch side for any errors
D) Enable balance-s1b on br0-up and monitor if a problem persists

Question 24

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.)

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 25

A three-node cluster has a Nutanix Files instance with three FSVMs. What happens after a node failure?

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.

Question 26

An administrator is deploying an application that requires maximum I/O throughput for scratch data. 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?

A) Create a volume group with several virtual disks and attach to the VM
B) Create a volume group with one virtual disk attached to the VM
C) Create a virtual disk attached to the VM's PCI interface
D) Create several virtual disks attached to the VM's virtual SCSI controller

Question 27

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?

A) Configure VLAN tagging both on br0 and br1 and their physical interfaces.
B) Add eth0 and eth1 to the br0-up bond
C) Configure balance-sib or balance-tcp mode for br0-up if switch configuration allows
D) Remove one 10 Gbs interface from br0-up to make sure all 10 Gbs can be used.

Question 28

Refer to the exhibits. An administrator has reported that a new VM is not performing well. After analyzing the information presented in the exhibits, which option shows the best conclusion regarding this workload?

A) VM is CPU constrained since the hypervisor cannot provide the required resources.
B) VM is CPU constrained because more CPU needs to be added to the VM.
C) VM is Storage constrained, because the workload is waiting for storage access.
D) VM is not CPU constrained, because the VM is not running, a multithreaded application.

Question 29

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) A Quarantine Policy
B) An Isolation Environment Policy
C) An Application Security Policy
D) A Whitelist-Based Policy

Question 30

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?

A) VMs are migrated 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

Question 31

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?

A) Incorrect link speeds on the switch
B) The interface is incorrectly configured with Jumbo Frames
C) A misconfigured bond
D) A physical layer network problem

Question 32

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?

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 cluster and requires more RAM.
D) Nutanix Leap and Nutanix Flow have been enabled on Prism Central

Question 33

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?

A) Soft
B) Internal
C) Hard
D) External

Question 34

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 genesis on all CVMs.
C) On a CVM. run the command a Hash ntpq -pn.
D) Restart the chronos service on all CVMs.

Question 35

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?

A) Change leaps to https
B) Change the Directory URL to use an IP rather than a name
C) Change the plct from 389 to 636
D) Change the Domain to use an IP rather than a name

Question 36

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?

A) Create multiple general purpose shares and distribute migrated data as evenly as possible.
B) Create multiple distributed shares and distribute migrated data as evenly as possible.
C) Create standard shares with multiple top-level directories and distribute migrated data.
D) Create distributed shares with multiple top-level directories and distribute migrated data.

Question 37

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.

Question 38

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?

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 39

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 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.

Question 40

An administrator needs to migrate workloads from a Nutanix cluster running VMware ESXi to Nutanix AHV. The migration process needs to be completed in multiple VM groups and support roll back in case any problems are found during user acceptance testing. Which action should the administrator perform?

A) Use Cross Hypervisor DR to replicate VMs from ESXi to AHV
B) Use VMware Converter
C) Use Nutanix one-click cluster conversion from ESXi to AHV
D) Use storage live migration

Question 41

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

Question 42

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.)

A) Workloads are multi-threaded.
B) VMs have one vCPU configured.
C) VMs have multi-queue disabled.
D) VMs have more than one vCPU.

Question 43

An administrator finds that home shares cannot be configured in a new Files 3.5 deployment. Why is this happening?

A) NFS default access is set to Read Only.
B) Multi-protocol access is not configured.
C) Access Based Enumeration is not enabled.
D) The system is deployed as a single FSVM.

Question 44

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?

A) Use a Domain Admin account for the Windows VM
B) Reboot the Windows VM and try the migration again
C) Follow manual VM preparation guidelines
D) Place Windows VM in Maintenance Mode

Question 45

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?

A) The ISL between switches is not configured.
B) SNMP is not configured properly.
C) br0 and br1 are not defined.
D) The cluster is using RDMA-enabled NICs.

Question 46

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.)

A) Add more memory to the VMs.
B) Reduce the number of vCPUs assigned to VMs.
C) Replace high core count CPUs with high clock rate CPUs.
D) Reduce the number of VMs on the hosts.

Question 47

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?

A) NearSync
B) Leap
C) Metro Availability
D) Asyn&DR

Question 48

An administrator needs to initiate a new VDI project within a couple of months. Prism Central reports there are no storage resources to accommodate such workloads. The administrator sees many powered-off VMs and has the authority to delete test VMs powered off at least for 30 days. Test VMs belong to the Test category. Using Prism Central, which steps are required to identify the correct VMs to be deleted?

A) Use Capacity Runway to filter by Test and Powered-off VMs
B) Filter VMs list, choose Test category and Inactive under Efficiency
C) Create a new Scenario selecting Test VMs. filter by uptime
D) Create a new Project selecting Test VMs, sorting by power state

Question 49

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 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.