Pass Your NCP-DB Exam at the First Try with 100% Real Exam Questions [Q95-Q117]

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Pass Your NCP-DB Exam at the First Try with 100% Real Exam Questions

New Nutanix NCP-DB Dumps & Questions Updated on 2026


Nutanix NCP-DB Exam Syllabus Topics:

TopicDetails
Topic 1
  • Deploy and Configure an NDB Solution: This topic discusses how to deploy, configure, and NDB Instance.
Topic 2
  • Protect NDB-managed Databases Using Time Machine: SLA retention policies, source databases, clones, protection of databases, and Data Access Management (DAM) policies are discussed in this topic.
Topic 3
  • Monitor Alerts and Storage Usage Within an NDB Implementation: It is all about monitoring alerts and management of storage usage.
Topic 4
  • Describe NDB Concepts: It defines database and NDB terminology. The topic also explains benefits and features of NDB.

 

NEW QUESTION # 95
A database admin logs into Era to manage an Oracle Database VM and sees a message Update Available on the Status of the Software Profile Version.
What should the database admin do?

  • A. Manually update the software profile to the latest version
  • B. Schedule Ere to update the software profile to the latest version
  • C. Era autocratically updates the software profile to the latest version
  • D. Create and update to the latest software profile version

Answer: A

Explanation:
In Nutanix Database Automation (NCP-DB), when an administrator logs into Era and sees a message "Update Available" on the Status of the Software Profile Version, it indicates that a newer version of the software profile is available1. The administrator should manually update the software profile to the latest version12. This process ensures that the database VM is running the most recent and compatible version of the software12.


NEW QUESTION # 96
Which two ports can be used by external applications to make API calls to Era? (Choose two.)

  • A. 0
  • B. 1
  • C. 2
  • D. 3

Answer: A,C

Explanation:
Nutanix Era is a database management system that provides API endpoints for automation and integration with external applications. These API calls are typically made over HTTPS for security, and the standard ports for HTTPS are 443 and 94401. Please note that the actual ports used can depend on the specific configuration of the Nutanix Era system. It's always a good idea to check the system's documentation or consult with the system administrator for the most accurate information.


NEW QUESTION # 97
What behavior is observed when applying patch profiles as a Super Admin?

  • A. Hidden patches can be applied.
  • B. Published patches cannot be applied if currently deprecated.
  • C. Unpublished patches can be applied.
  • D. Deprecated patches can be applied.

Answer: B

Explanation:
In the context of Nutanix Database Automation (NCP-DB), a Super Admin has the authority to apply patch profiles. However, if a patch is marked as deprecated, even if it's published, it cannot be applied. This is because deprecation is a status that indicates the patch is outdated or has been superseded by a newer version, and thus should not be used1. This behavior ensures that only the most up-to-date and secure patches are applied to the system, maintaining the integrity and security of the database environment1.


NEW QUESTION # 98
An administrator needs to remove the default administrative account in use for NDB operations.
What is the recommended role for the Prism Element user to register a Nutanix cluster?

  • A. User Admin
  • B. Backup Admin
  • C. Super Admin
  • D. Cluster Admin

Answer: D

Explanation:
When registering a Nutanix cluster with the Nutanix Database Service (NDB), the Prism Element user account used for registration must have sufficient privileges to perform cluster-level operations. The recommended role for this task is Cluster Admin. The Cluster Admin role in Prism Element provides the necessary permissions to manage cluster resources, including storage, networking, and integration with external services like NDB. This role is required because registering a cluster with NDB involves tasks such as establishing connectivity, validating configurations (e.g., Data Services IP), and ensuring that NDB can interact with the cluster's Controller VMs and storage infrastructure.
The default administrative account in Prism Element (typically "admin") often serves as the initial Cluster Admin user. However, if an administrator needs to remove or replace this default account for NDB operations, a new user with the Cluster Admin role must be created and used instead. Other roles listed have different purposes:
* Super Admin: This is not a standard role in Prism Element; it may refer to elevated privileges in other contexts but is not specifically defined for Nutanix cluster registration.
* User Admin: This role is limited to managing users and permissions, lacking the broader cluster management capabilities needed for NDB registration.
* Backup Admin: This role is specific to backup-related tasks and does not encompass the full scope of cluster management required for NDB integration.
Therefore, the Cluster Admin role is the recommended and verified choice for registering a Nutanix cluster with NDB, ensuring seamless operation and management.
Official Nutanix Database Automation References
* Nutanix Database Management & Automation (NDMA) course, Module 2: Deploying and Configuring an NDB Solution, Lesson 2.3: Registering a Nutanix Cluster with NDB.
* Nutanix Certified Professional - Database Automation (NCP-DB) v6.5 Knowledge Objectives, Section
2: Deploy and Configure an NDB Solution, Objective 2.2: Register a Nutanix cluster in NDB (applicable to v6.10 with no significant role changes documented).
* Nutanix Prism Element Guide: "Role-Based Access Control (RBAC)" section, detailing Cluster Admin privileges.


NEW QUESTION # 99
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?

  • A. NDB Server container and NDB Provisioning container are separate.
  • B. Nutanix Database Service High Availability is enabled on the cluster.
  • C. DB VMs are stored in the NDB Server or NDB Provisioning container.
  • D. Disaster Recovery Network Segmentation is enabled on the cluster.

Answer: A

Explanation:
When registering a Nutanix cluster with NDB, a manual storage mapping between the remote container and the NDB provisioning container is required if the NDB Server container and NDB Provisioning container are separate. This separation occurs when the storage containers used by the NDB server (for its own operations) and the provisioning container (for database VMs) are distinct, either due to multi-cluster setups or custom configurations. Manual mapping ensures NDB can correctly allocate storage resources and manage database provisioning across these containers.
Other conditions do not necessitate manual mapping:
* B. Disaster Recovery Network Segmentation is enabled on the cluster: This affects networking, not storage mapping.
* C. Nutanix Database Service High Availability is enabled on the cluster: HA configurations handle replication, not container mapping.
* D. DB VMs are stored in the NDB Server or NDB Provisioning container: This is a typical setup and does not require manual mapping unless containers differ.
Thus, the verified answer is A, addressing storage container separation.
Official Nutanix Database Automation References
* Nutanix Database Management & Automation (NDMA) course, Module 2: Deploying and Configuring an NDB Solution, Lesson 2.3: Registering a Nutanix Cluster.
* Nutanix Certified Professional - Database Automation (NCP-DB) v6.5 Knowledge Objectives, Section
2: Deploy and Configure an NDB Solution, Objective 2.2: Register a Nutanix Cluster (applicable to v6.
10).
* Nutanix NDB Administration Guide: "Storage Container Mapping" section.


NEW QUESTION # 100
An administrator enables NDB Multi-Cluster on Cluster A. Cluster B is then registered with NDB.
What are the different NDB Service VMs present in each Nutanix cluster?

  • A. Cluster A: 1 NDB Agent
    Cluster B: 1 NDB Server, 1 NDB Agent
  • B. Cluster A: 1 NDB Server
    Cluster B: 1 NDB Agent
  • C. Cluster A: 1 NDB Server, 1 NDB Agent
    Cluster B: 1 NDB Agent
  • D. Cluster A: 1 NDB Agent
    Cluster B: 1 NDB Server

Answer: C

Explanation:
NDB Multi-Cluster is a feature that allows multiple Nutanix clusters to share a common NDB service for database management and automation. NDB service consists of two components: NDB Server and NDB Agent. NDB Server is the central component that provides the web UI, REST API, and database orchestration logic. NDB Agent is thecomponent that runs on each Nutanix cluster and communicates with the NDB Server to perform database operations.
When NDB Multi-Cluster is enabled on Cluster A, it becomes the primary cluster that hosts the NDB Server VM. Cluster B, which is registered with NDB, becomes a secondary cluster that hosts only the NDB Agent VM. Therefore, Cluster A has both NDB Server and NDB Agent, while Cluster B has only NDB Agent. This configuration allows Cluster B to leverage the NDB service running on Cluster A for database management and automation.
References:
* Nutanix Database Automation (NCP-DB) Course Details, Section 3.1: NDB Multi-Cluster Overview
* Nutanix Database Automation (NCP-DB) Certification Details, Objective 3.1: Configure NDB Multi-Cluster
* Nutanix Database Automation (NCP-DB) YouTube Playlist, Video 3.1: NDB Multi-Cluster Overview


NEW QUESTION # 101
An online retail application requires data to be synchronized between multiple SQL Server databases. This provides clearer reporting from multiple databases at the Same time for consistency at the end of each business day.
What is the best way to fulfill this requirement?

  • A. Have all the databases in the same Availability Group and register databases in Era.
  • B. Have all the databases present in the same DBVM and register databases in Era.
  • C. Have all the databases present in the same DBVM and register databases in Era with Multiple Databases as a Group with one Time Machine.
  • D. Have all the databases present in the same DBVM and register databases in Era with One Database with One Time Machine.

Answer: C

Explanation:
Nutanix Era enables you to clone your source databases and refresh the database clones by using snapshots or transaction logs1. For an online retail application that requires data to be synchronized between multiple SQL Server databases, having all the databases present in the same Database Virtual Machine (DBVM) and registering them in Era with Multiple Databases as a Group with one Time Machine would be the most efficient way to fulfill this requirement1. This approach allows for clearer reporting from multiple databases at the same time for consistency at the end of each business day1.


NEW QUESTION # 102
An administrator needs to work with databases and time machines, but not database parameter profiles.
Which role satisfies this requirement?

  • A. Infrastructure Administrator
  • B. Database Infrastructure Administrator
  • C. Database Administrator (DBA)
  • D. super Administrator

Answer: C

Explanation:
In the Nutanix Database Automation (NCP-DB) framework, the role that allows an administrator to work with databases and time machines, but not database parameter profiles, is the Database Administrator (DBA)
123. This role provides the necessary permissions to manage databases and time machines, which are essential components of the Nutanix Era solution. However, it does not grant access to database parameter profiles, which are typically managed by other roles45.


NEW QUESTION # 103
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. No, the database instaru:e must be Era managed to Be upgraded
  • B. Yes, only if the nori-Nutanix platform is little-endian platform.
  • C. Yes, only if the nan-Nutanix platform is big-endian platform,
  • D. Yes, it is possible to upgrade database instance on a non-Nutanix platform.

Answer: A

Explanation:
According to the Nutanix Database Automation (NCP-DB) learning documents, Nutanix Era is a database management tool that automates and simplifies database operations, including provisioning, patching, upgrading, and more1. However, for a database to be managed by Era, it must be registered with Era1. This means that if a database is on a non-Nutanix platform, it cannot be directly upgraded using an Era workflow. It must first be migrated to a Nutanix platform and registered with Era before it can be managed and upgraded using Era1.


NEW QUESTION # 104
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 administrator wants to restore to a new location and have Era apply Nutanix best practices.
  • B. The database files are on a disk with other database files and the administrator wants to get the database restored as quickly as possible.
  • C. The log files are needed to petform the point in time restore.
  • D. The administrator wants to keep the original schema in place.

Answer: A

Explanation:
When performing a SQL Server Restore Source Database operation in Nutanix Database Automation (NCP-DB), an administrator might choose the Restore Location as New Location if they want to restore to a new location and have Era apply Nutanix best practices1. This is because Nutanix Era automates and simplifies database management, allowing the administrator to manage databases at scale, and it applies Nutanix best practices during the restore process1. This ensures optimal performance and reliability of the restored database1.


NEW QUESTION # 105
How can HA drivers for a Database VM be upgraded?

  • A. LCM driver upgrade
  • B. Database software patching
  • C. One-click software upgrade
  • D. Database VM OS patching

Answer: A

Explanation:
HA drivers are software components that enable high availability features for database VMs, such as failover, fencing, and heartbeat. HA drivers can be upgraded using the Life Cycle Management (LCM) feature of Nutanix Prism. LCM can detect the available updates for HA drivers and apply them to the database VMs in a non-disruptive manner. LCM can also perform health checks and pre-upgrade validations to ensure the successful completion of the upgrade process. One-click software upgrade is a feature of Nutanix Era that allows you to upgrade the Era software itself, not the HA drivers. Database VM OS patching is a feature of Nutanix Era that allows you to patch the operating system of the database VMs, not the HA drivers. Database software patching is a feature of Nutanix Era that allows you to patch the database software of the database VMs, not the HA drivers. References:
* Nutanix Database Management & Automation Training Course, Module 2: Deploying and Configuring an NDB Solution, Lesson 3: Configuring NDB High Availability, Slide 9: HA Driver Upgrade
* Nutanix Certified Professional - Database Automation (NCP-DB) 5 Exam, Section 4: Operate and Maintain an NDB Environment, Objective 4.4: Upgrade databases


NEW QUESTION # 106
Era allows custom metadata to be assigned to entities (clones, time machines, databases, and database servers) by using which component?

  • A. Index
  • B. Text
  • C. Notes
  • D. Tags

Answer: D

Explanation:
Nutanix Era allows custom metadata to be assigned to entities (clones, time machines, databases, and database servers) by using Tags. Tags are a component of Nutanix Era that allows users to assign custom metadata to various entities, enhancing the ability to organize, search, and manage these entities within the Era platform1.


NEW QUESTION # 107
An administrator needs to protect a database with a Point In Time Recovery (PITR) SLA that provides a minimum of seven days of log recovery.
What is the minimum Default SLA that meets this requirement?

  • A. DEFAULT_008 GOLD SLA
  • B. DEFAULT_008 BRONZE SLA
  • C. DEFAULT_008 SILVER SLA
  • D. DEFAULT_008 BRASS SLA

Answer: C

Explanation:
Nutanix Era (NDB) utilizes DEFAULT_008 SLAs with varying frequencies for snapshots and log backups to achieve different recovery point objectives (RPOs). Here's how they compare:
* DEFAULT_008 GOLD SLA: Typically has frequent log backups (e.g., every 15 minutes) and snapshots every few hours. This is designed for critical databases with very low RPOs.
* DEFAULT_008 SILVER SLA: Offers a balance between protection and resource usage. Log backups might occur every hour with snapshots less frequently. This SLA is often suitable for databases requiring a good RPO without being overly resource-intensive.
* DEFAULT_008 BRONZE SLA: Has less frequent log backups (e.g., every few hours) and less frequent snapshots. This is used for databases with less stringent RPO requirements.
* DEFAULT_008 BRASS SLA: This has infrequent log backups and is usually considered the least protective SLA with the longest potential RPO Reasoning:
Since the requirement is to have at least a 7-day log recovery period, any SLA with more frequent log backups than daily is excessive. The DEFAULT_008 SILVER SLA, with its hourly log backups, easily satisfies this requirement, offering the ability to restore to a point in time within the last hour of the past seven days.
References:
* Nutanix Era User Guide/SLA Management: https://portal.nutanix.com/page/documents/details?
targetId=Nutanix-NDB-User-Guide-v2_5:top-sla-management-c.html ]


NEW QUESTION # 108
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?

  • A. Promote the Software Profile to Published to be available by other NDB users.
  • B. Ensure that specified users have access to the Software Profile using Access Control.
  • C. Ensure that the Software Profile has been properly versioned to the latest release of Oracle.
  • D. Replicate the Software Profile to other Nutanix clusters for all users to access.

Answer: A

Explanation:
To allow a non-administrative NDB user to provision an Oracle database using a Software Profile created by an administrator, the administrator must promote the Software Profile to Published. In NDB, Software Profiles define the database software version and configuration (e.g., Oracle binaries). By default, a newly created profile is in a draft or private state. Promoting it to "Published" makes it available for use by other NDB users, including non-administrative ones, within the access control framework. This ensures the profile is validated and accessible without requiring individual user assignments.
Other options are incorrect:
* A. Ensure that specified users have access to the Software Profile using Access Control: Access Control manages user permissions but does not make the profile available unless it is published.
* B. Replicate the Software Profile to other Nutanix clusters: Replication is for HA or disaster recovery, not user access.
* C. Ensure that the Software Profile has been properly versioned to the latest release of Oracle:
Versioning ensures compatibility but does not grant user access.
Thus, the verified answer is D, aligning with NDB's profile management workflow.
Official Nutanix Database Automation References
* Nutanix Database Management & Automation (NDMA) course, Module 3: Managing Database Instances, Lesson 3.1: Managing Software Profiles.
* Nutanix Certified Professional - Database Automation (NCP-DB) v6.5 Knowledge Objectives, Section
3: Manage NDB Solutions, Objective 3.1: Configure Software Profiles (applicable to v6.10).
* Nutanix NDB Administration Guide: "Publishing Software Profiles" section.


NEW QUESTION # 109
How can an administrator exclude Kernel patches for the Linux OS using the most efficient means?

  • A. Exclude the appropriate repositories on the VM and reboot prior to patching.
  • B. Exclude the appropriate repositories on the VM prior to patching.
  • C. Define a pre-script to disable the repositories in the Maintenance Window advanced options.
  • D. Define a pre-script to disable the repositories inthe Patch Now advanced options

Answer: B

Explanation:
NDB supports Linux OS patching for database server VMs. Linux OS patching is performed by using the yum or apt package managers, depending on the Linux distribution. To exclude Kernel patches for the Linux OS, the administrator can disable or exclude the appropriate repositories on the VM prior to patching. This can be done by editing the yum.conf or apt.conf files, or by using the --disablerepo or --exclude options in the yum or apt commands. This way, the administrator can control which patches are applied to the VM without affecting other VMs or requiring additional scripts or reboots.
References:
* Nutanix Database Automation (NCP-DB) Course Details, Section 4.2: NDB Linux OS Patching
* Nutanix Database Automation (NCP-DB) Certification Details, Objective 4.2: Perform Linux OS Patching
* Nutanix Database Automation (NCP-DB) YouTube Playlist, Video 4.2: NDB Linux OS Patching
* Nutanix Database Automation (NCP-DB) User Guide, Section 4.5: Patch Linux OS Software


NEW QUESTION # 110
When doing an Era software upgrade for a Multi-Cluster enabled installation, which component is upgraded first?

  • A. Era Cluster Agent
  • B. Era Sewer
  • C. Era Date Warehouse
  • D. Database Server Agent

Answer: A

Explanation:
According to the Nutanix Database Automation (NCP-DB) learning documents, when doing an Era software upgrade for a Multi-Cluster enabled installation, the Era Cluster Agent is upgraded first1. This is the first component in a Nutanix Environment Upgrade cycle2. The Era Cluster Agent is crucial for managing and monitoring the health of the Nutanix clusters1. Please refer to the official Nutanix documentation and training materials for more detailed information1.


NEW QUESTION # 111
An administrator needs to replace the default Nutanix self-signed certificates in Era.
Which SSL Certificate file format is supported?

  • A. PKCS#7
  • B. DER encoded binary X.509
  • C. Base-64 encoded X 509
  • D. PKCS#12

Answer: C

Explanation:
According to the Nutanix Database Automation (NCP-DB) learning documents, Nutanix Era supports x509 certificates in Base-64 encoded PEM format1. This format is used when an administrator needs to replace the default Nutanix self-signed certificates in Era1.


NEW QUESTION # 112
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. Database Parameter
  • B. Windows Domain
  • C. Software
  • D. Network

Answer: B


NEW QUESTION # 113
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 SQLAGN3 from AG cluster and register the database as Availability database,
  • B. Register the database as a Standalone database,
  • C. Register the database as an Availability database.

Answer: C

Explanation:
According to the Nutanix Database Automation (NCP-DB) learning documents, when dealing with an Availability Group (AG) database, the database should be registered as an Availability database1. This is because the AG database is hosted on replicas with different named instances, and registering it as an Availability database allows for Copy Data Management operations to be performed across all instances. This is particularly important when services such as the Analytics service running on SQLAGN3\DW require real-time data1.


NEW QUESTION # 114
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. View the Source Database grid to determine the size and status of registered databases.
  • B. View the Snapshot table in Time Machine to determine Reclaimable Space and Age of snapshots that have been taken.
  • C. NDB Dashboard and view the Clone Data Age in days.
  • D. View the Clone Database table to determine the Size and Last Refresh of clone databases.

Answer: B,D

Explanation:
To free up space in the NDB-managed container, the administrator needs to identify storage consumption sources. Two key locations in NDB provide actionable insights:
* C. Clone Database table: This displays all clone databases, including their Size (current storage usage) and Last Refresh (indicating age or staleness). Clones often consume significant space, and older or unused ones can be deleted to reclaim storage.
* D. Snapshot table in Time Machine: This shows snapshots with details like Reclaimable Space (space recoverable by deletion) and Age (how long snapshots have existed). Old or unnecessary snapshots are prime candidates for reclamation.
Why not the other options?
* A. NDB Dashboard (Clone Data Age): While it provides a high-level view, it lacks granular details (e.
g., size per clone) needed for targeted reclamation.
* B. Source Database grid: This shows registered databases' size and status but doesn't focus on derivative objects (clones/snapshots) that typically consume more space.
Thus, C and D are the best locations for detailed storage analysis and reclamation research.
Official Nutanix Database Automation References
* Nutanix Database Management & Automation (NDMA) course, Module 6: Storage and Resource Management, Lesson 6.2: Monitoring and Reclaiming Storage.
* Nutanix Certified Professional - Database Automation (NCP-DB) v6.5 Knowledge Objectives, Section
6: Optimize NDB Solutions, Objective 6.1: Manage Storage Consumption (applicable to v6.10).
* Nutanix NDB Administration Guide: "Clone Database Table" and "Time Machine Snapshot Table" sections.


NEW QUESTION # 115
Before registering a SQL Server VM with NDB, an administrator must first verify what is enabled?

  • A. Windows PowerShell
  • B. Secure Shell (SSH)
  • C. Remote Desktop (RDP)
  • D. Remote Management (WinRM)

Answer: D

Explanation:
Before registering a SQL Server VM with Nutanix Database Service (NDB), the administrator must ensure that the VM is configured to allow NDB to communicate with and manage it. For SQL Server VMs running on Windows, NDB relies on Windows Remote Management (WinRM) to facilitate remote administration, discovery, and management tasks. WinRM is a Microsoft protocol that enables secure communication between the NDB control plane and the Windows-based database server VM. It must be enabled and properly configured (e.g., with HTTP or HTTPS listeners and appropriate firewall rules) to allow NDB to register the VM and perform operations like provisioning, patching, or cloning.
* Option A (Secure Shell - SSH) is incorrect because SSH is a protocol primarily used for Linux-based systems, not Windows-based SQL Server VMs. NDB uses WinRM for Windows environments.
* Option B (Remote Management - WinRM) is correct as it aligns with NDB's requirements for managing Windows VMs hosting SQL Server instances.
* Option C (Remote Desktop - RDP) is incorrect because RDP is a protocol for interactive desktop access, not for the automated management and communication required by NDB.
* Option D (Windows PowerShell) is incorrect as a standalone answer. While PowerShell can leverage WinRM for remote execution, NDB specifically requires WinRM to be enabled as the underlying service, not just PowerShell itself.
To verify WinRM is enabled, the administrator can run winrm quickconfig on the SQL Server VM or check the service status and firewall settings. NDB documentation emphasizes this prerequisite to ensure successful registration and management of SQL Server VMs.
References
* Nutanix Database Service (NDB) User Guide, Chapter 2: Deploying and Configuring an NDB Solution, Section: Registering Database Server VMs
* Nutanix Certified Professional - Database Automation (NCP-DB) v6.5 Blueprint, Section 2: Deploy and Configure an NDB Solution, Objective 2.2: Configure an NDB Instance
* Nutanix Support & Insights, Technical Note: "Preparing Windows VMs for NDB Registration"


NEW QUESTION # 116
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?

  • A. Shutdown the API leader node.
  • B. Run the high-availability list command.
  • C. In the sudo systemctl stop patroni command.
  • D. Shutdown the API standby node.

Answer: D

Explanation:
In an NDB HA (High Availability) setup, when planning an electrical maintenance window requiring the clusters hosting NDB to be powered off, the administrator must follow a controlled shutdown sequence to preserve data integrity and minimize disruption. After shutting down the load balancer server (HAProxy), the next step is to shut down the API standby node. In an NDB HA configuration, the API leader node handles active operations, while the standby node provides redundancy. Shutting down the standby node first ensures the leader remains operational, allowing ongoing management tasks to continue until the final shutdown of the leader node.
* Option A (In the sudo systemctl stop patroni command) is incorrect because Patroni is used for PostgreSQL HA, not NDB HA node management.
* Option B (Shutdown the API standby node) is correct as it follows the recommended HA shutdown order, preserving active services.
* Option C (Run the high-availability list command) is incorrect because this is a diagnostic command, not a shutdown step.
* Option D (Shutdown the API leader node) is incorrect because the leader should be the last node shut down to maintain service availability.
This sequence ensures a graceful shutdown of the NDB HA environment.
References
* Nutanix Database Service (NDB) User Guide, Chapter 3: Configuring an NDB Environment, Section:
Managing HA Shutdown Procedures
* Nutanix Support & Insights, Knowledge Base Article: "Shutting Down NDB HA During Maintenance"
* Nutanix Certified Professional - Database Automation (NCP-DB) v6.5 Blueprint, Section 3: Configure an NDB Environment


NEW QUESTION # 117
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