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NCP-DB Questions and Answers

Question # 6

An administrator wants to apply patches to the Microsoft SQL Server databases in an NDB environment.

What needs to be done in NDB to accomplish this?

A.

Create a Maintenance window schedule and associate the SQL server with that maintenance window in the Database VM Menu.

B.

Apply the patch to the database VM then create a new software profile using that updated VM as the source.

C.

Apply the patch to the database VM, then create a new software profile version using that updated database VM as the source, publish the updated software profile then apply that patch under the database VM Menu for each database server.

D.

Create a new software profile version with the downloaded cumulative update from Microsoft, publish the updated software profile, then apply the update under the database VM Menu for each database server.

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Question # 7

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?

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.

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Question # 8

An administrator wants to migrate an existing MSSQL Server database to NDB.

How should the administrator complete this migration?

A.

Use Nutanix Move to migrate the database server VM.

B.

Provision a new database server VM and database then migrate the data.

C.

Create a new database server VM and database then register it with NDB.

D.

Backup your database VM and import it into Nutanix.

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Question # 9

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

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.

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Question # 10

When provisioning Microsoft SQL Server utilizing database groups, which statement is true?

A.

Microsoft recommends 35 databases within a single database group.

B.

Databases within a database group can share multiple Time Machine configurations.

C.

NDB supports one database group per database server VM or database server cluster

D.

Databases within a database group must be all of the same size.

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Question # 11

Refer to the exhibit.

An administrator, whose accounts are shown in the exhibit, is trying to add a new database admin as a local user to NDB, but is unable to complete the task.

What is most likely the cause of the issue?

A.

The administrator is logged in with the Super Admin account.

B.

An email address is required for the Super Admin account.

C.

The administrator is logged in with the Database Admin account.

D.

Only users in the domain admins group can create local users.

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Question # 12

Within NDB, an administrator needs to register a PostgreSQL database server VM with a database.

Where should the database data and log files be located in order to successfully complete this task?

A.

On a separate mount point

B.

On the same mount point

C.

On the same disk as the binary installation

D.

On the same disk as the operating system

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Question # 13

What minimum account access level is required in Prism Element to deploy NDB?

A.

User Administrator

B.

Cluster Administrator

C.

Viewer

D.

Backup Administrator

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Question # 14

When doing an Era software upgrade for a Multi-Cluster enabled installation, which component is upgraded first?

A.

Era Cluster Agent

B.

Database Server Agent

C.

Era Date Warehouse

D.

Era Sewer

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Question # 15

An administrator must be able to restore databases based on very strict SLAs, but is facing multiple bottlenecks when storing log backups of databases on NDB Agents.

What can the administrator do to alleviate these issues?

A.

Integrate NDB with AWS S3 or Azure Blob storage for storing log backups.

B.

Add additional NDB Agent VMs.

C.

Integrate NDB with Nutanix Objects for storing log backups.

D.

Increase the RAM and CPU on the NDB Agent VMs.

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Question # 16

A developer with RBAC privileges in Era needs to refresh an existing DB Clone.

What steps must the developer take to perform the refresh?

A.

Navigate to Databases > Sources, Select the appropriate Database from the table and

Refresh Clone from the Database Actions menu.

B.

Navigate to Databases > Clones, Select the appropriate clone from the table, click

Refresh, select the desired Point In Time or Snapshot and click Refresh

C.

Navigate to Time Machines Select the appropriate Database Time Machine from the

table end Refresh Clone from the Actions menu.

D.

Navigate to Databases > Clones, Select the appropriate clone from the table, choose

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Question # 17

Where are two locations an administrator would find the size of a Source Database? (Choose two.)

A.

On the Era Dashboard Database Summary Table under Source Database.

B.

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

C.

On the Databases > Sources table.

D.

On the Profiles > Database Parameters list for the assigned DB Parameter Profile.

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Question # 18

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

A.

Data Access Management

B.

Global Data Protection

C.

Time Machine Cloud Orchestration

D.

Global Service Level Agreement

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Question # 19

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

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

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Question # 20

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?

A.

Windows Domain

B.

Network

C.

Database Parameter

D.

Software

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Question # 21

An administrator needs to provision a 3-node MSSQL Server AG with the following configuration:

• Two database server VMS including the primary replica on a local site

• A third database server VM on a remote site

How many IP addresses will the network at each site require?

A.

2 Cluster VIP and 1 listener IP on the local site

B.

1 Cluster VIP and 1 listener IP on the remote site

2 IPs in the local site and 1 on the remote site for the database server nodes

1 Cluster VIP on the local site

1 Cluster VIP and 1 Listener IP on the remote site

2 IPs in the local site and 1 on the remote site for the database server nodes

C.

I Cluster VIP end I Listener IP on the local site

1 Listener IP on the local site

2 IPs in the local site and I on the remote site for the database server nodes

D.

Cluster VIP end I Listener IP on the local site

1 Cluster VIP and 1 Listener IP on the remote site

2 IPs in the local site and 1 on the remote site for the database server nodes

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Question # 22

How is a software profile created?

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.

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Question # 23

A request is received to refresh a database clone from a new manual snapshot. When the administrator attempts to create the new snapshot from the Time Machine, it is in a Frozen state.

What causes a Time Machine to enter the Frozen state and what are the administrator's options to complete the request?

A.

Cause: The Time Machine enters a Frozen state when the database is de-registered without removing the Time Machine.

Resolution: The Time Machine must be paused, then the database re-registered with a new Time Machine and a new clone created.

B.

Cause: The Time Machine enters a Frozen state when the database is de-registered without removing the Time Machine.

Resolution: To complete the request the database must be re-registered in NDB, create a new Time Machine and create a new clone.

C.

Cause: The Time Machine enters a Frozen state when the database is de-registered without removing the Time Machine.

Resolution: To complete the request the database must be re-registered in NDB, this thaws the Time Machine and it resumes operation so the clone can be refreshed.

D.

Cause: The Time Machine enters a Frozen state after too many snapshot or log catchup

failures.

Resolution: Remediate the snapshot or log catchup failures, this thaws the Time Machine,

allowing normal operations to continue and the request can be completed.

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Question # 24

A database administrator logged into their NDB dashboard notices the Savings over traditional cloning metric in the Data Usage widget.

What does this number represent?

A.

The amount of disk space saved with near-zero byte clones

B.

The amount of disk space saver from compression

C.

The amount of disk space saved with shadow clones

D.

The amount of disk space saved from deduplication

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Question # 25

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

A.

Era Sewer

B.

Era Agent

C.

API Server

D.

Repository Server

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Question # 26

An administrator has configured unencrypted Active Directoiy access as shown in the exhibit.

Which port should be allowed through the firewall to ensure NDB can communicate with Active Directoiy?

A.

389

B.

636

C.

2009

D.

9440

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Question # 27

Which statement is true regarding the NDB alert retention feature?

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.

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Question # 28

An administrator has a production PostgreSQL database cloned for development and testing purpose. A new table is added to the source database.

What should the administrator do to publish the update leveraging the point in Time Era capability?

(C) 1. PeHorm a Log Catch-up using source database Time Mechine

2. Refresh the clone database

(C) l. Perform a Log Catch-up using source database Time Mechine

2. Refresh the source database

(C) l. update Log Catch-up interval from Tme Machine

2. Refresh the source database

C) 1. Update Log Catch-up interval from Tame Machine

2. Refresh the clone database

How is the size of a database time machine defined?

A.

Only the size of all reclaimable snapshots maintained by Era

B.

The size of all snapshots and/or transaction logs maintained by Era

C.

Only the size of all transaction logs maintained by Era

D.

The size of all snapshots and clones maintained by Era

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Question # 29

When performing a SQL Server Restore Source Database operation, what is a valid reason an administrator would choose the Restore

Location as New Location?

A.

The log files are needed to petform the point in time restore.

B.

The administrator wants to restore to a new location and have Era apply Nutanix best practices.

C.

The administrator wants to keep the original schema in place.

D.

The database files are on a disk with other database files and the administrator wants to get the database restored as quickly as possible.

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Question # 30

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?

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.

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Question # 31

In an Oracle upgrade scenario using Era. if the source database is on a nor-Nutanix platform, is it possible to upgrade it with an Era

workflow?

A.

Yes, it is possible to upgrade database instance on a non-Nutanix platform.

B.

Yes, only if the nan-Nutanix platform is big-endian platform,

C.

No, the database instaru:e must be Era managed to Be upgraded

D.

Yes, only if the nori-Nutanix platform is little-endian platform.

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Question # 32

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?

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,

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Question # 33

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

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.

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Question # 34

An administrator has created a new SQL Server software profile version to apply the latest cumulative update.

What should the administrator do to make it available to all users?

A.

Set the status of the existing software profile version to Unpublished.

B.

Update the software profile version and set the status to Published.

C.

Deprecate the existing software profile version and use the new one.

D.

Select the software profile version with the update and optimization,

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Question # 35

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

Which restore method is supported?

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

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Question # 36

When provisioning a new database, which two options are available for the target? (Choose two.)

A.

Provision database to an existing registered

B.

Provision database to an existing container.

C.

Provision databases to e new container.

D.

Provision database to a new database sender\cluster.

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Question # 37

An administrator needs to provision a database for test purposes with a data protection policy that minimizes storage usage.

How should the administrator best complete this task?

A.

Disable the SLA for this database during provisioning.

B.

Create a SLA that only leverages zero-byte snapshots.

C.

Select the built-in NONE SLA that is configured for no snapshot or log backup.

D.

Create a custom SLA for this database that only retains 1 day of snapshots and bogs.

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Question # 38

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

A.

Database Agent

B.

NDB Drive

C.

Time Machine

D.

NDB Profiles

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Question # 39

An administrator needs to make new VLANs available when provisioning a Oracle cluster database, which have been added to NDB via the Administration menu.

What needs to be done to expose the new VLANs for provisioning?

A.

Create a new VLAN in Prism Element and discover it in NDB.

B.

Update the Network Profile to include the new VLANs.

C.

Update Prism Element with the new VLAN and discover it in NDB.

D.

Create a new Network Profile with the new VLANs.

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Question # 40

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?

A.

Database Administrator

B.

Super Administrator

C.

Database Infrastructure Administrator

D.

Infrastructure Administrator

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Question # 41

A database administrator is working with a cloned database and creates a clone removal schedule.

Which two default actions are taken on the cloned database? (Choose two.]

A.

NDB deletes the cloned database.

B.

NDB de-registers the cloned database.

C.

NDB marks the cloned database as offline.

D.

NDB deletes the cloned database VM.

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Question # 42

An NDB administrator is looking to free up some space consumption in the container that NDB uses to manage a database landscape.

Where are two of the best locations within NDB that the administrator could view to see where the most storage is being consumed, in order to research for reclamation? (Choose two.)

A.

NDB Dashboard and view the Clone Data Age in days.

B.

View the Source Database grid to determine the size and status of registered databases.

C.

View the Clone Database table to determine the Size and Last Refresh of clone databases.

D.

View the Snapshot table in Time Machine to determine Reclaimable Space and Age of snapshots that have been taken.

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Question # 43

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

A.

MariaDB

B.

MysQL

C.

PostgreSQL

D.

Oracle

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Question # 44

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

Which Era profile should the administrator choose?

A.

Compute

B.

Database Parameters

C.

Network

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Question # 45

What is the minimum frequency in minutes configurable for NDB Log Catch-up operation?

A.

10

B.

15

C.

60

D.

120

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Question # 46

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

A.

Ready

B.

Frozen

C.

Paused

D.

Active

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Question # 47

While restoring a PostgreSQL HA instance, an administrator notices that the restore of a standby node has failed. The primary node is ready to seive application traffic.

In what state does NDB leave the database?

A.

PAKFIAL.READY

B.

OFFLINE

C.

ONLINE

D.

RECOVERY PENDING

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Question # 48

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?

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.

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Question # 49

An administrator is tasked with providing a Jr DBA with access to NBD with limited capabilities.

This user should only be able to:

• Provision Databases

• Provision Database Servers

• Create Ones

• Refresh Clones

• Patch Database Servers

How can the administrator complete this task?

A.

Clone the Database Admin role, and add the desired privileges.

B.

Create a role with only those privileges, assign the role to the Jr DBA user.

C.

Create a user for the Jr DBA, and assign only those privileges.

D.

Clone the Database Admin role, and remove all but the desired privileges.

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Question # 50

An administrator needs to add a stretched VLAN across two clusters in NDB

Which two prerequisites should be met prior to completing this action? (Choose two.)

A.

VLAN must be IPAM.

B.

VLAN must be static.

C.

Both clusters must be registered in NDB.

D.

Nutanix Cluster Management must be enabled.

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Question # 51

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?

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.

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Question # 52

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?

A.

FROZEN

B.

OFFLINE

C.

PAUSED

D.

READY

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Question # 53

What is required to create an NDB Software Profile?

A.

Installer package for database software

B.

Database server VM registered with NDB

C.

Patch file for the installed databases

D.

OS image registered with Prism Element

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Question # 54

An administrator has received a request to clone a source production database to an existing development server.

Which two actions must be taken to complete this task?

A.

The development server must be registered by Era in order to receive the clone.

B.

The development server must be registered by Era and authorized to host clones from the Time Machine.

C.

The development server must be authorized for the database Time Machine.

D.

The development server must have the IP and credentials provided during cloning.

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Question # 55

What does the Era I-Click Provisioning service do?

A.

Cloning with security inserting pre and post masking scripts

B.

Customizable recovery SLAs for continuous RPOs

C.

Create space-efficient database snapshots

D.

Create space-efficient clones and zero-byte database clones

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Question # 56

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?

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

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Question # 57

An administrator is asked to refresh a database everyday at 9:30PM with data from as close to the refresh time as possible.

What is the best way achieve this requirement?

A.

Schedule an SLA policy to perform snapshot everyday at 9PM.

B.

Schedule an SLA policy that performs a snapshot at 99M and log catchup for every 15 min.

C.

Schedule e log catchup everyday at 9:30PM.

D.

Schedule an SLA policy to perform snapshot everyday at 9.30PM.

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Question # 58

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?

A.

Stretched VLANs for all nodes

B.

NGT

C.

Nutanix Prism Central

D.

VirtlO

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Question # 59

When registering SAP HANA Database and Database Server VM there are several (Linux) OS configuration requirements that must be set before registering a database Or a database server VM.

Which system file should the entry, secure_pazh be configured in?

A.

/ezc/sudores

B.

'etc/ profile

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Question # 60

An administrator selected Bronze SLA for Era Time Machine during database registration.

Which two capabilities are supported by the Time Machine for this database? (Choose two,)

A.

Provwonng

B.

Log Catch up

C.

Cloning

D.

Snapshots

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Question # 61

An administrator is experiencing issues with NDB and some of its operations. A case has been logged with Nutanix Support and a request has been made to gather a diagnostics bundle.

Where are two valid places to generate and download a diagnostics bundle? (Choose two.)

A.

Prism Central GUI

B.

Prism Element GUI

C.

NDB GUI

D.

NDB CLI

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Question # 62

An administrator needs the ability to clone a source database to a point in time.

What is the lowest log frequency in minutes that can be configured in the Era IJI for log catchup operation?

A.

30

B.

60

C.

5

D.

15

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Question # 63

An administrator needs to patch an Oracle Database Server VM and must ensure Grid home is allocated sufficient storage space.

At a minimum, how much space must be available for Grid home prior to completing this task?

A.

5 GB

B.

10GB

C.

15GB

D.

20 GB

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Question # 64

How can NDB updates be downloaded for a dark site?

A.

Download the upgrade bundle from the Nutanix Support portal and manually upload it to the NDB server.

B.

Go into the Administrator > Maintenance section in NDB and download the most recent version.

C.

Change the network that NDB is hosted on so it has access to https://download.nutanix.com.

D.

Download the upgrade bundle from the Nutanix support Portal and upload it to Prism Element > Images

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Question # 65

Which two processes should an administrator take to create a software profile version for a newly-released Oracle ISc patch? (Choose

two.)

A.

1. Download the required patch from Microsoft Support.

2. Apply the patch to the Oracle Home/Grid Home on e cloned VM of the gold image using

OPatchAuto utiliv.

3. Ensure success of patch application.

B.

1. Create new software profile version from the original software profile using the cloned

VM where OPatchAuto was run successfully using Era Gul.

2. Mark the original patch profile as deprecated.

C.

1. Download the required patch from MyOracle Support

2. Apply the patch to the Oracle Hom€Grid Home on a cloned VM of the gold image using

O PatchAuto

3. Ensure success of patch application

D.

1. Create new software profile version from the original software profile using the cloned

VM where OPatchAuto was run successfully using Era Gul.

2. Mark the original patch profile as hidden.

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Question # 66

What does a Time Machine frozen status indicate?

A.

The database is paused on the database VM.

B.

The database was de-registered from NDB without removing the associated time machine.

C.

The NDB agent is stopped on the database VM.

D.

The Time Machine is paused and all automatic snapshot and log catch-up activities are halted.

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Question # 67

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

A.

Update the database.

B.

Configure the repository.

C.

Configure database high availability.

D.

Update the software profile version.

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Question # 68

Before registering a SQL Server VM with NDB, an administrator must first verify what is enabled?

A.

Secure Shell (SSH)

B.

Remote Management (WinRM)

C.

Remote Desktop (RDP)

D.

Windows PowerShell

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Question # 69

Which file format is available when downloading a list of alerts?

A.

xlsx

B.

csv

C.

xml

D.

pdf

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Question # 70

A database administrator wants to clone an SQL database that has Transparent Data Encryption (TDE) enabled.

Which two steps must be taken on the target server for this clone to be successful? (Choose two.)

A.

Backup the .cer and .pvk files from the source database server VM.

B.

Backup the keystore bundle file from the source database server VM.

C.

Run the pre-clone command script.

D.

Run the post-clone command script.

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Question # 71

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

A.

30 days

B.

15 days

C.

60 days

D.

90 days

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Question # 72

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?

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.

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Question # 73

An administrator wants to test the provisioning capabilities after a new NDB deployment. Which database instance would be available to accomplish this task?

A.

PostgreSQL

B.

Oracle DB

C.

MSSQL Server

D.

MongoDB

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Question # 74

What is the most efficient way to get information on REST APIs for a task in Era?

A.

Log into Ere VM end run to list ell the REST APIs.

B.

Navigate to Swagger REST in Era GI-II.

C.

Navigate to and look for the desired

D.

use API equivalent button in a workflow.

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Question # 75

An administrator needs to capture the database transaction logs.

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

A.

Write-Ahead Logging

B.

Log Flush

C.

Log Catch-up

D.

Snapshots

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