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Nutanix NCS-Core Nutanix Certified Services Core Infrastructure Professional Exam Practice Test

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Total 191 questions

Nutanix Certified Services Core Infrastructure Professional Questions and Answers

Question 1

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.)

Question # 1

Options:

Question 2

A consultant has deployed a new Nutanix AHV cluster with Foundation. The customer requests separating the management and production traffic in the CVM.

Which feature should the consultant configure?

Options:

A.

Micro-segmentation

B.

Multi-homing

C.

Network Segmentation

D.

VLAN Tagging

Question 3

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 4

A consultant is unable to install virtualization software on a laptop.

Which two versions of Foundation can be used to resolve this issue? (Choose two.)

Options:

A.

Foundation VM

B.

Foundation Portable

C.

Foundation Central

D.

Foundation Applet

Question 5

Refer to the exhibit.

Question # 5

A consultant is installing AOS 5.10 and ESXi 6.5 on three nodes. During the Foundation process, ESXi 6.5 is not available as one of the choices for hypervisor.

Which solution should the consultant use?

Options:

A.

Upload ESXi image to /home/Nutanix/foundation/nos/hypervisor/esx.

B.

Restart Foundation VM and refresh Foundation page.

C.

Update the Foundation whitelist from the support portal.

D.

Upload ESXi image to /home/Nutanix/foundation/isos/hypervisor/esx.

Question 6

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

Options:

A.

Time Stream to a remote site

B.

Async DR to a remote site

C.

Rack awareness

D.

Block awareness

Question 7

To prepare for a new Nutanix installation, a consultant downloads the Foundation VM, imports the VM to their Desktop Virtualization Solution, and powers on the VM. The IPv4 static address on the host workstation and the Foundation VM have been configured, but pings between them fail.

Which two troubleshooting steps should the consultant perform? (Choose two.)

Options:

A.

Remove and re-import the Foundation VM to ensure the virtual NIC is set to Host-Only.

B.

Verify the virtual NIC in the Foundation VM is bound to the correct physical Host adapter.

C.

Confirm the IP addresses and subnet masks are correct.

D.

Verify the virtual NIC in the Foundation VM is bound to the correct wireless network adapter.

Question 8

A consultant configures a Nutanix cluster and integrates the hosts into vCenter using VMware best practices. The customer has requested that the Nutanix cluster only have a single datastore.

Upon configuring the cluster per the customer requirements, vCenter displays an alert regarding the heartbeat datastore. The consultant adds the das.ignoreInsufficientHbDatastore value = true rule. The container can be seen from each host, but the alert remains active.

What should the consultant do to resolve this issue?

Options:

A.

Turn off and then turn back on HA.

B.

Make sure the DRS setting is turned on.

C.

Create a second container.

D.

Whitelist the vCenter IP address within Prism.

Question 9

A customer has engaged a Nutanix consultant to deploy a cluster consisting of two NX-3460-G6 blocks. The consultant arrives at the customer site and fines the following:

* One rack with a total of 5U available

* Two ToR switches with 14 total available ports

* Dual PDUs with six available sockets

What will prevent the consultant from successfully installing the cluster?

Options:

A.

Insufficient sockets for power allocation.

Rack space may not be continuous.

B.

Insufficient rack space for block installation.

Insufficient sockets for power allocation.

C.

Insufficient network ports for communication.

Insufficient sockets for power allocation.

D.

Insufficient network ports for communication.

Insufficient sockets for power allocation.

E.

Insufficient network ports for communication.

Rack space may not be continuous.

Question 10

Anadministrator needs to evaluate if the existing configuration of Protection Domains meets the specified corporate recovery policy for SQL Data. The corporate policy requires that all SQL Servers be recoverable at the DR site within 30 minutes, and must result in a maximum of 60 minutes of data loss. SQL data must be required.

The protection domain is configured as follows:

• Application consistent snapshots are enabled

• The SQL server VMs are assigned to the Protection Domain as their own Consistency Group

• The Protection Domain schedule is configured as snapshots taken every 90 minutes from 7 am until 8 pm

What must be changed to meet the required policy?

Options:

A.

Revise the schedule tc be 15 minutes

B.

Revise the schedule to be 60 minutes

C.

Revise the schedule to be 30 minutes

D.

Revise the schedule to be 45 minutes

Question 11

A customer buys ultimate licensing and wants to use the built-in Nutanix software encryption on their new AHV cluster. The customer needs to create three storage containers and asks the consultant to complete the process as fast as possible.

In which order should the cluster be deployed?

Options:

A.

Create Cluster -> Install License Key -> Encrypt Cluster -> Create Storage Containers

B.

Create Cluster -> Install License Key -> Create Storage Containers -> Encrypt Cluster

C.

Create Cluster -> Encrypt Cluster -> Install License Key -> Create Storage Containers

D.

Create Cluster -> Create Storage Containers -> Encrypt Cluster -> Install License Key

Question 12

In a 20-node ESXi deployment, the customer needs additional resiliency to survive the loss of two nodes concurrently.

Which configuration should the consultant use to ensure that the appropriate resources are available?

Options:

A.

Storage reservation for 10%; HA admission control for 10%, cluster RF3

B.

Storage reservation for 5%; HA admission control for 5%, cluster RF2

C.

Storage reservation for 5%; HA admission control for 5%, cluster RF3

D.

Storage reservation for 10%; HA admission control for 10%, cluster RF2

Question 13

A consultant runs the Foundation Applet and discovers all the nodes. The consultant wants to use the latest version of Foundation for imaging for support purposes and to cover the latest hardware and software hypervisor support.

What should the consultant do to upgrade Foundation on a node?

Options:

A.

Use crash cart and manually upgrade Foundation files on one node.

B.

Use latest version of Foundation to reimage all the nodes.

C.

Use the Foundation VM to upgrade Foundation on all nodes.

D.

Use the Foundation Applet to upgrade Foundation on a single node.

Question 14

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 15

A consultant creates a new cluster using ESXi as the hypervisor. After creating the cluster, the consultant begins to run Life Cycle Manager (LCM) updates. During the LCM upgrade pre-checks, an error is returned.

Which configuration is causing this issue?

Options:

A.

ESXi cluster admission control is disabled.

B.

ESXi cluster DRS is enabled.

C.

ESXi cluster HA is enabled.

D.

ESXi cluster admission control is enabled.

Question 16

After installation, network ports are properly configured with the default active-backup bonding.

One 10GbE port goes to switch 1. Another 10GbE port goes to switch 2. A consultant tests failover by manually pulling one of the cables and notices it is taking too much time to failover, which is causing excessive packet loss.

What should the consultant enable to resolve this issue?

Options:

A.

LACP on switch

B.

PAgP

C.

Portfast

D.

Jumbo frames

Question 17

Refer to the exhibit.

Question # 17

A consultant is deploying a cluster using the customer-provided IP addressing information.

Which option in Foundation must be configured to ensure connectivity during the deployment?

Options:

A.

Link Aggregation

B.

Range Autofill

C.

Network Segmentation

D.

Multi-homing

Question 18

An administrator responsible for a VDI environment needs to investigate reports of slow logins. Theadministrator 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 19

A consultant is planning an installation and needs to collect configuration items to be used during the install. The data needed from the customer are IP addresses, Gateway, DNS servers, and NTP Servers.

Which Cluster Deployment document must be completed with the customer?

Options:

A.

Project Plan

B.

Operations Guide

C.

Questionnaire

D.

Technical Checklist

Question 20

A consultant successfully installs the Foundation VM on a laptop and needs to ensure the VM can communicate externally.

Which two configuration changes should the consultant make next? (Choose two.)

Options:

A.

Ensure the vNIC is set to bridged adapter.

B.

Configure the static IP address through the desktop virtualization software.

C.

Open terminal and configure via ifconfig command.

D.

Run the set_foundation_ip_address application on the VM desktop.

Question 21

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 informationis still not being displayed.

What is causing this problem?

Options:

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 22

A consultant is deploying a two-node cluster at a remote branch office.

Which component must be available to complete cluster configuration?

Options:

A.

Prism Central

B.

Witness VM

C.

Remote Site

D.

Protection Domain

Question 23

Refer to the exhibit.

Question # 23

A system administrator is using Range-Autofill tool to assign IP addresses to setup a multi-block cluster based on the following configuration:

Question # 23

Which additional changes must be made during the Foundation process to configure the cluster correctly?

Options:

A.

Change host names

B.

Reorder block serial

C.

Change IP address

D.

Reorder blocks

Question 24

Refer to the exhibits.

Question # 24

A consultant is trying to test port failover on the node shown in the first exhibit. A continuous ping test is performed to the host. The consultant shuts down one of the links, after which the host ping request times out. The consultant tries to troubleshoot the issue with the customer and sees the information shown in the second exhibit on their Cisco Switches:

Question # 24

What is causing the issue?

Options:

A.

There is a Native VLAN mismatch on the switchport.

B.

The wrong VLAN is tagged on the host.

C.

Bad SPF+ cables are on the active interface.

D.

PortFast is not enabled on the port connected to the host.

Question 25

A consultant is preparing to add new nodes into an existing cluster. The current cluster AOS version is 5.8. The new expansion node is currently running AOS 5.9 code. The cluster must continue to run at its current AOS version.

Which method can be used to successfully add the node?

Options:

A.

Upgrade the cluster to 5.9 and add the node through Prism Element.

B.

Use Prism Element to Expand the cluster and select the re-image option.

C.

Use the CLI and enter cluster add-node node-serial=”node_serial”.

D.

Use Prism Element, which will downgrade the node by default during the node add process.

Question 26

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.)

Options:

A.

vShpere DRS

B.

vSphere HA

C.

vSphere vMotion

D.

vSphere Power Management

Question 27

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

Question 28

What reference materials should be provided to the customer during the Knowledge Transfer?

Options:

A.

Questionnaire, technical slides and checklist, links to documentation and resources

B.

As-Built Guide, technical slides and checklist, Network Diagram

C.

As-Built Guide, Project Plan, links to documentation and resources

D.

As-Built Guide, technical slides and checklist, links to documentation and resources

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Total 191 questions