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Nutanix NCP-DB Nutanix Certified Professional - Database Automation (NCP-DB v6.10) Exam Practice Test

Demo: 75 questions
Total 251 questions

Nutanix Certified Professional - Database Automation (NCP-DB v6.10) Questions and Answers

Question 1

Which two security options are available when configuring an SMTP server for sending alert notifications via email? (Choose two.)

Options:

A.

SSL

B.

S/MIME

C.

DKIM

D.

TLS

Question 2

An administrator has been asked to patch several Nutanix database server VMs. Prior to patching, what should the administrator configure?

Options:

A.

A Repository

B.

Active Directory Access

C.

pulse

D.

An SMTP Server

Question 3

Which statement is true regarding the NDB alert retention feature?

Options:

A.

NDB supports alert retention globally.

B.

NDB supports retention at the individual policy.

C.

NDB supports retention at the grouped policy.

D.

NDB supports retention at the registered cluster.

Question 4

Which statement describes a user in Era with the Database Infrastructure Admin role?

Options:

A.

The user is able to manage software profiles, Network Profiles. database Instance parameter profiles and time machine SLA

B.

The user is able to manage software profiles, Network Profiles. database parameter profiles end Time Machine SLAs,

C.

The user is able to manage database profiles, Network Profiles, database Instance parameter profiles and time machine SLA

D.

The user is able to manage software profiles, database parameter profiles and SLAs

Question 5

A NDB non-administrative user wants to provision an Oracle database leveraging a Software Profile that the administrator created. What must the administrator do to ensure that this user has access to the Oracle Software Profile?

Options:

A.

Ensure that specified users have access to the Software Profile using Access Control.

B.

Replicate the Software Profile to other Nutanix clusters for all users to access.

C.

Ensure that the Software Profile has been properly versioned to the latest release of Oracle.

D.

Promote the Software Profile to Published to be available by other NDB users.

Question 6

An administrator needs to change the maximum number of database connections during the cloning workflow.

Which Era profile should the administrator choose?

Options:

A.

Compute

B.

Database Parameters

C.

Network

Question 7

How can an administrator exclude Kernel patches for the Linux OS using the most efficient means?

Options:

A.

Define a pre-script to disable the repositories in the Patch Now advanced options

B.

Exclude the appropriate repositories on the VM prior to patching.

C.

Exclude the appropriate repositories on the VM and reboot prior to patching.

D.

Define a pre-script to disable the repositories in the Maintenance Window advanced options.

Question 8

An administrator needs to register a Nutanix cluster with NDB.

Which condition requires the administrator to create a manual storage mapping between the remote container and NDB provisioning container?

Options:

A.

NDB Server container and NDB Provisioning container are separate.

B.

Disaster Recovery Network Segmentation is enabled on the cluster.

C.

Nutanix Database Service High Availability is enabled on the cluster.

D.

DB VMs are stored in the NDB Server or NDB Provisioning container.

Question 9

An administrator would like to replicate database snapshots to remote Nutanix clusters.

What should the administrator do to manage Time Machine data availability across all registered Nutanix clusters in NDB?

Options:

A.

Add Data Access to each Nutanix cluster and assign a DAM policy.

B.

Update the cluster's Data Access & select the remote cluster.

C.

Update the SLA on the Time Machine & schedule the remote replication.

D.

Select the snapshots & replicate them to each Nutanix cluster.

Question 10

An administrator would like to use Era for Copy Data Management operations on an Availability Group (AG) database. The AG database is hosted on replicas with different named instances, as shown below:

• SQLAGNI\EMR

• SQLAGN2\EMR

• SQLAGN3\DW

SQLAGN3\DW is running the Analytics service that needs real-time data.

How should the administrator register the database in Era?

Options:

A.

Register the database as an Availability database.

B.

Register the database as a Standalone database,

C.

Register the SQLAGN3 from AG cluster and register the database as Availability database,

Question 11

What feature of Era allows an administrator to create Time Machine policies in a Multi-Cluster configuration?

Options:

A.

Data Access Management

B.

Global Data Protection

C.

Time Machine Cloud Orchestration

D.

Global Service Level Agreement

Question 12

A Linux OS is running a PostgreSQL instance that is managed by NDB. This instance is not working properly after a manual OS update, so an administrator has prepared a new Linux DB server VM that is ready to host the data from the broken DB.

Which action should the administrator perform to migrate data to the new DB server VM?

Options:

A.

Provision a new PostgreSQL instance from the Databases page.

B.

From The Machine policy, Authorize Database Sever VMs.

C.

Follow the Provision a PostgreSQL Instance wizard.

D.

Register the new DB Server VM in NDB.

Question 13

When using the Patch OS now feature in NDB, how would an administrator limit the updates to security updates only for Red Hat-based operating systems?

Options:

A.

Point the database VM to a custom patch repository and enter yum update — security command.

B.

Check Advanced Options and under Pre-post commands, enter yum update security in the pre-operating system patching command window.

C.

Point the database VM to a custom patch repository before using the Patch OS now feature.

D.

Check Advanced Options and under Custom commands, enter yum update —security in the operating system patching command window.

Question 14

An administrator needs to capture the database transaction logs.

Which Time Machine operation does NDB use to satisfy this requirement?

Options:

A.

Write-Ahead Logging

B.

Log Flush

C.

Log Catch-up

D.

Snapshots

Question 15

An administrator needs to provision PostgreSQL instance from a software profile. The software profile was created from a VM with services such as etcd, HAProxy, Patroni and keepalived installed.

What should the administrator perform to successfully provision an HA instance?

Options:

A.

Provision an HA instance with the services enabled.

B.

Disable the services, create a software profile version, and provision an HA instance.

C.

Provision an HA instance with the services disabled.

D.

Enable the services, create a software profile version, and provision an HA instance.

Question 16

What does an NDB compute profile contain?

Options:

A.

vCPUs, cores per vCPU, and the amount of memory for the database server VM.

B.

Windows domain name (FQDN), domain user, and password.

C.

VLAN that the new database server VM will use.

D.

An image of the database and operating system generated from the registered database server VM.

Question 17

Where would an administrator find the total space being used by all Era clones for a specific database?

Options:

A.

Under the Cloning widget on the Databases > Clones database summary page.

B.

Under the Capacity widget on the Database Server VMS > List database summary page.

C.

On the Era Dashboard Database Summary Table under Clones.

D.

On the Database > Overview dashboard.

Question 18

A new administrator is tasked with changing the NDB GUI password via CLl.

Which command will accomplish this task?

Options:

A.

sudo passwd era

B.

sudo user name admin password

C.

era-server > username admin password

D.

era-server > security password reset

Question 19

An administrator needs to replace the default Nutanix self-signed certificates in Era.

Which SSL Certificate file format is supported?

Options:

A.

PKCS#7

B.

DER encoded binary X.509

C.

Base-64 encoded X 509

D.

PKCS#12

Question 20

An administrator enables NDB Multi-cluster.

Which NDB Service component is deployed on a dedicated VM?

Options:

A.

Agent VM

B.

HAProxy

C.

Repository DB

D.

APIVM

Question 21

An administrator created an NDB managed VLAN called PGSQLVLAN40 After deploying PostgreSQL HA, it was noticed that the databases were able to communicate with everything on VLAN 40 only.

What can the administrator do to fix the current issue and going forward?

Options:

A.

Use VLAN 1 for the PostgreSQL deployment.

B.

Change the Default Gateway on the PostgreSQL servers and update NDB for VLAN PGSQLVLAN40.

C.

Engage the networking team as this is a network related issue.

D.

Delete the data base servers, VLAN name PGSQLVLAN40 and redeploy the same information under a different VLAN name.

Question 22

When running the Linux prerequisites script, an administrator discovers that the only required argument is -t.

What does the -t argument specify?

Options:

A.

Operating System type

B.

Timeout interval

C.

NDB server IP

D.

Database engine

Question 23

Why would an administrator want to publish a software profile update for Microsoft SQL Server that is created in NDB?

Options:

A.

When published, all NDB users will be able to use that updated software profile to patch the database software on their VMs.

B.

Publishing the software profile update allows you to use that updated software profile to patch the database on the software profile.

C.

When published, the software profile will deprecate older software profiles.

D.

Publishing the profile stalls the database software patching process.

Question 24

An administrator needs to perform LCM upgrades on an AHV cluster registered with NDB. The cluster hosts NDB-provisioned database server VMs that are part of a database server cluster.

What should the administrator do to allow the DB Server VMs to stay available while the cluster is being upgraded?

Options:

A.

Update Nutanix Cluster

B.

Set VM-Host Affinity

C.

Remove Nutanix Cluster

D.

Unset VM-Host Affinity

Question 25

A quality assurance team noticed a significant change between a cloned database they are currently using versus the one used one week ago. They created an SQL script to verify the differences.

Which task should be performed by an NDB administrator to provide the correct database to the QA team?

Options:

A.

Replicate a selected snapshot.

B.

Create a clone database from a snapshot.

C.

Clone database selecting Point in Time data.

D.

Perform a Log Catch Up operation.

Question 26

Which file type must be downloaded from the Nutanix Portal for NDB deployment?

Options:

A.

ZIP

B.

QCOW2

C.

OVA

D.

TAR

Question 27

What two reference resources are available for Nutanix Era APIs? (Choose two.)

Options:

A.

Nutanix Support Portal

B.

Nutanix.dev API Reference

C.

Era API Explorer

D.

Era GitHub API Repository

Question 28

A Log Catchup gap has occurred, impacting the ability to perform point-in-time restore (PITR) operations to create a clone or perform a database restore.

Which two statements below are true for the NDB Time Machine Heal Snapshot feature? (Choose two.)

Options:

A.

By default the time machine auto-heal feature is enabled.

B.

Manual Heal is only used when gaps in Log Catchup are detected once the operation has begun failing.

C.

Once a Time Machine Heal process has been invoked and successful, the Log Catchup gap can be spanned for a PITR operation.

D.

Time Machine auto-heal runs on the NDB server every 5 minutes and checks for different cases that require a heal.

Question 29

An administrator wants to enable Multi-Cluster management on an Era installation.

Which prerequisites must be satisfied to complete this task?

Options:

A.

AOS version supported, static VLAN setup in Era Networks

B.

Database Server VMS version supported. Network Profiles setup

C.

Hardware version supported, DHCP Network enabled on Nutanix cluster

D.

Hypervisor version supported, port 9440 open between Era VM and clusters

Question 30

A user accidentally drops a table in the database at 10:42pm and the NDB administrator is tasked with restoring the table.

The snapshot schedule is set for every 30 minutes and the log catchup is set for every 15 minutes. The last available snapshot is at 10:30pm.

What is the optimal path to restore the table back with minimum data loss?

Options:

A.

Restore the 10:42pm snapshot.

B.

Restore using point in time till 10:41pm.

C.

Restore using point in time till 10:42pm.

D.

Restore the 10:30pm snapshot.

Question 31

What must be completed within NDB before patching a Linux OS?

Options:

A.

Update the database.

B.

Configure the repository.

C.

Configure database high availability.

D.

Update the software profile version.

Question 32

An administrator needs to register a SQL Server Single Node Database Server VM with NDB.

Which condition must exist prior to the administrator completing this task?

Options:

A.

Database files must exist in the Windows OS boot drive.

B.

The login account provided must be a member of the sysadmin role.

C.

The SQL service account should not have read privileges on the mount points.

D.

SQL Server instance must be in single-user mode.

Question 33

An administrator needs to patch a PostgreSQL database server VM from version 13.4 to 13.8.

What is the first step within the NDB patching workflow to accomplish this task?

Options:

A.

Create a new Software Profile with PostgreSQL 13.8.

B.

Create a maintenance window and add this PostgreSQL server 13.8 to the queue.

C.

Create a new Database Parameters profile for PostgreSQL server 13.8.

D.

Create a Software Profile Version with PostgreSQL 13.8.

Question 34

An administrator was asked to change the snapshot schedule for a given database. The administrator discovered that the time machine is in a paused state.

How should the administrator change the schedule?

Options:

A.

Select the Time Machine; under Action select Update end define an appropriate schedule.

B.

Clone the Time Machine and define an appropriate schedule for the clone.

C.

Select Time Machine: Under actions Resume the Time Machine and then Update to define an appropriate schedule.

D.

Clone the database and define an appropriate schedule for the clone.

Question 35

During maintenance, a team wants to power off the repository VM. The VM is not the primary or synchronized copy node. What is the expected outcome?

Options:

A.

The HAProxy VMs will failover instead.

B.

There will be no service interruption.

C.

Manual interaction will be required to restore service.

D.

NDB services will fail over immediately.

Question 36

An organization has NDB HA enabled across multiple Nutanix clusters.

If two clusters are using ESXi and one cluster is using AHV, which additional component is necessary to support cross-hypervisor compatibility?

Options:

A.

Stretched VLANs for all nodes

B.

NGT

C.

Nutanix Prism Central

D.

VirtlO

Question 37

Which action must an administrator take in Era Networks before using Era to provision a MSSQL AG cluster?

Options:

A.

A network in each data center must be configured for Era.

B.

A private network must be configured in Era for the heartbeat traffic.

C.

A that has a static pool managed by Era must be configured.

D.

A network that has a DHCP pool must be configured in Era.

Question 38

An IT manager is onboarding a new Nutanix systems administrator to manage their NDB deployment. The manager would like to assign the NDB role that provides the minimum amount of permissions to allow provisioning of new databases.

Which role should be assigned to accomplish this task?

Options:

A.

Infrastructure administrator

B.

Super administrator

C.

Database infrastructure administrator

D.

Database administrator

Question 39

A clone needs to be created on an existing database server, but there are no Authorized database servers defined to support the cloned database.

In which two ways can Database Server VMs be authorized during a Clone Create operation? (Choose two.)

Options:

A.

Within Time Machine, use the Actions menu and Authorize Database Server VMs to identify which database server VMs to authorize for clones.

B.

Within the Database Server VM Summary window, update the database sever to be authorized for supporting cloned databases.

C.

During the Clone creation process, click the plus icon to authorize one or more database server VMs.

D.

During the database server provisioning process, flag the database server to be authorized for supporting cloned databases.

Question 40

What is used to temporarily store the transaction logs of the source database before they are copied to the log?

Options:

A.

Database Agent

B.

NDB Drive

C.

Time Machine

D.

NDB Profiles

Question 41

An administrator needs to provision multiple database clones from the same source database for different purposes, such as QA and Test/Development. To avoid resource starving, the administrator wants to differentiate VM resources for each department.

What is the most efficient way to accomplish this task?

Options:

A.

Create multiple Compute profiles.

B.

Leverage NCM Self Service to deploy database clones.

C.

Use a VM Template for each department.

D.

Generate a playbook to resize database VMs when released.

Question 42

How long is the default continuous recovery for the Gold SLA in Era Time Machine?

Options:

A.

30 days

B.

15 days

C.

60 days

D.

90 days

Question 43

What step should be taken to make the profile available to all users:

Options:

A.

Create an Access Control role with the Create Profile right and assign to all users.

B.

Create an Access Control group with the desired users and grant it the Database Admin role.

C.

Update the profile and set the status to Published.

D.

Update the profile and set available state to All.

Question 44

What is required to cre110ate a network profile in Era?

Options:

A.

The network must contain static IP addresses.

B.

The network must be added to Era.

C.

The network must be managed by Era.

D.

The network must provide IP address management.

Question 45

An administrator needs to create a Network Profile for NDB HA VMs spread across three Nutanix clusters.

What type of Network Profile is required for NDB API and Repository VMs?

Options:

A.

PostgreSQL HA instance managed in NDB

B.

PostgreSQL single instance managed in NDB

C.

PostgreSQL HA instance managed outside NDB

D.

PostgreSQL single instance managed outside NDB

Question 46

A user wants to apply the latest OS security patches on a Windows server.

How should the user accomplish this task?

Options:

A.

Reboot the system.

B.

Create and apply a Maintenance Plan in NDB.

C.

Update the database.

D.

Use update functionality directly on the VM

Question 47

An administrator needs to provide the least-privilege access to a newly-hired engineer whose task is to add new VLANs or IP Pools in NDB.

Which role should the administrator select to complete this task?

Options:

A.

Database Administrator

B.

Super Administrator

C.

Database Infrastructure Administrator

D.

Infrastructure Administrator

Question 48

For supported Linux based database VM's managed by NDB, how would an administrator keep software profiles updated for provisioning new database VMs?

Options:

A.

Create a Maintenance window under the policy menu, then under Database VM, add the database VMs to that maintenance window and check both Database and Operating system updates.

B.

Apply patches to a database VM for each supported database engine, then create a new software profile version for each supported database VM for each one using the updated database VM as the source.

C.

Associate the newly provisioned database VMs with a maintenance window so they are keep updated.

D.

In the Administrator menu drop down, go the Maintenance tab and choose Download Upgrade

Question 49

An administrator needs to deploy a database resilient cluster engine across three clusters. Which database engine can be used for this scenario?

Options:

A.

MariaDB

B.

MysQL

C.

PostgreSQL

D.

Oracle

Question 50

Before registering a database server VM to NDB, what should an administrator use to verify all required software and configuration dependencies?

Options:

A.

LCM

B.

Upgrade Software

C.

Prerequisites script

D.

NCC

Question 51

An administrator has noticed that the automatic snapshot and log catch-up (automatic and manual) activities for a Time Machine are halted and manual snapshots cannot be created.

What status is this Time Machine in?

Options:

A.

FROZEN

B.

OFFLINE

C.

PAUSED

D.

READY

Question 52

An administrator is interested in using profiles to simplify the database provisioning process. The profile needs to include information related to the SQL service startup account, and the NDB worker service account.

Which profile would help the administrator accomplish this task?

Options:

A.

Windows Domain

B.

Network

C.

Database Parameter

D.

Software

Question 53

When an Oracle database is upgraded using Era, what is the type of upgrade category?

Options:

A.

In-place upgrade

B.

Out-of-place upgrade

C.

Disruptive upg raze

D.

Non-disruptive upgrade

Question 54

Which two encryption methods can be used when configuring an SMTP server? (Choose two.)

Options:

A.

TLS

B.

SSL

C.

S/MIME

D.

IPsec

Question 55

Where should an administrator perform an upgrade within the Era management interface?

Options:

A.

Operations > Current Recent

B.

Profiles Software

C.

Alerts

D.

Administration > Maintenance

Question 56

An administrator needs to restore a database provisioned on Storage Spaces. The virtual disks are shared with multiple databases.

Which restore method is supported?

Options:

A.

Disk-based restore via NDB GUI

B.

Disk-based restore via NDB CLI

C.

Copy-based restore via NDB GUI

D.

Copy-based restore via NDB CLI

Question 57

A developer requests a new development database environment. The Era administrator identifies that there are insufficient resources on the

development cluster.

Which two profiles should the administrator adjust to get the copy to fit within the resources available? (Choose two.)

Options:

A.

Network

B.

Sofware

C.

Compute

D.

Database Parameters

Question 58

How is a software profile created?

Options:

A.

In the Ere IJI select Profiles Software, and then a template VM.

B.

In the Ere IJI select Profiles Software, and then a database engine, OS version, and database version,

C.

Create a software profile from a registered Database Server VM.

D.

Clone e software profile provided by Era and modify as needed.

Question 59

How should an administrator modify the Alert Severity level within Era?

Options:

A.

From the dropdown menu choose Alerts Policies. Choose the Policy to be modified and set the desired severity level.

B.

From the dropdown menu choose Alerts > List. Select the message to be changed end choose Set Status to Resolved or Set Status to Acknowledged.

C.

From the dropdown menu choose Alerts Policies. Chose the Poliq to be modified and chose either Set Enabled or Set Disabled,

D.

From the dropdown menu choose Alerts > Policies. Then choose Update next to Alert Retention,

Question 60

When registering a new Nutanix Cluster with Era, what component is installed on the target Nutanix cluster via the Register Nutanix Cluster workflow?

Options:

A.

Era Sewer

B.

Era Agent

C.

API Server

D.

Repository Server

Question 61

Which two Oracle software components does Era patch? (Choose two.)

Options:

A.

Grid home

B.

Oracle home

C.

Application home

D.

user home

Question 62

Which statement describes what the Time Machine Heal function can be used for?

Options:

A.

Patches a Time Machine to the latest NDB levels.

B.

Removes gaps in the Time Machine's restore capability.

C.

Refreshes a database clone in Time Machine.

D.

Restores a Time Machine from snapshot in the event of malware.

Question 63

Which default roles are available within Era for Role-Based Access Control?

Options:

A.

prism Admin

• Era Super Admin

• Era Database Admin

Era Infrastructure Admin

B.

Super Admin

Database Admin

Database Infrastructure Admin

• Infrastructure Admin

C.

Era Oracle Admin

Era SQLServer Admin

• Era PostgreSQL Admin

Era Mariadb Admin

D.

Super Admin

Database Admin

Database Infrastructure Admin

prism Infrastructure Admin

Question 64

An administrator is trying to register a database server VM with NDB.

Which file types will prevent the registration from being successful if located in the C:\ drive?

Options:

A.

Page

B.

System

C.

Database

D.

Backup

Question 65

A database is de-registered without removing the associated Time Machine. What is the status of the Time Machine?

Options:

A.

Ready

B.

Frozen

C.

Paused

D.

Active

Question 66

NDB sends alert notifications using the configurations that were pulled from the cluster and auto-populated during the first configuration. It has been required to use a dedicated server.

Which configuration should be changed?

Options:

A.

IDP configuration in Admin Center IAM page

B.

Alert Email configuration in Prism Element

C.

SMTP Server in NDB Service

D.

SNMP configuration in Prism Central

Question 67

An administrator has deployed an NDB HA setup. An electrical maintenance window needs to be planned and the clusters where NDB is deployed must be powered off.

After shutting down the load balancer server, what should the administrator do next?

Options:

A.

In the sudo systemctl stop patroni command.

B.

Shutdown the API standby node.

C.

Run the high-availability list command.

D.

Shutdown the API leader node.

Question 68

An administrator needs to add multiple databases to an existing PostgreSQL instance.

How should the administrator satisfy this requirement?

Options:

A.

Modify parameter profile using ncli.

B.

Modify parameter profile using the GUI.

C.

Modify parameter profile using post script.

D.

Modify parameter profile using NDB CLI.

Question 69

An administrator needs to restore a source database from a point in time at 21:50, but the restore option is not available.

What could explain the matter?

Options:

A.

Point in time must be within the most recent range.

B.

Selected Restore time is not available.

C.

Change to snapshot option.

D.

Logs to Backup must be run first.

Question 70

An administrator is trying to register a Nutanix cluster for Multi-Cluster provisioning.

The Era cluster is setup with following configuration:

• Era Multi-Cluster is enabled.

Era Server storage container and Era provisioning container are different on the Era cluster.

What should the administrator configure?

Options:

A.

Storage mapping between Era server container end remote container thet is used for provisioning DBs,

B.

Disks that span across Era Server storage container and Era provisioning container.

C.

Storage mapping between Era container and a remote container that is not used for provisioning databases.

D.

Separate remote containers for provisioning Era Agent VM end database Server VMs.

Question 71

Why are ports 3205 and 3260 important when working with Era?

Options:

A.

These ports facilitate SMB connections

B.

These ports facilitate iSCSI connections

C.

These ports facilitate NFS connections

D.

These ports facilitate CIFS connections

Question 72

An administrator needs to patch Oracle DB engines, but the Update button is not present in the database server VMs. What could explain the current situation?

Options:

A.

OS credentials are not set.

B.

Database parameters are missing.

C.

Oracle DB engines cannot be patched.

D.

Software profile is not published.

Question 73

An administrator has opened the Enable Multi-Cluster configuration for an NDB instance, but the wizard does not present the VLAN, as shown in the exhibit.

Which configuration allows to choose a VLAN in the drop-down box?

Options:

A.

A network profile must be created first.

B.

Verify if subnet leverages advanced network control.

C.

IP address pool must be managed in NDB.

D.

VLAN subnet must use IP address management.

Question 74

Refer to the exhibit.

An administrator is receiving critical NDB email alerts regarding storage for the DBA database, which is a member of a database group.

How would the administrator remediate the issue within NDB?

Options:

A.

From the Database Summary page for the DBA database, use the Scale option to grow the storage accordingly.

B.

From the Databases page, select the Database group and Scale the storage from the Database Actions menu.

C.

From Prism Central, add additional storage to the VM, then expand the log storage via the database tools.

D.

From the Alerts page, select the alert, choose Set Status to Resolved, and Scale the storage via the Resolve Now dialogue box.

Question 75

Which site needs to be reachable to ensure an NDB server can send periodic telemetry data to the central Nutanix repository over port 443?

Options:

A.

download.nutanix.com

B.

developers.nutanix.com

C.

portal.nutanix.com

D.

insights.nutanix.com

Demo: 75 questions
Total 251 questions