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| Certification Vendor: | Nutanix |
|---|---|
| Exam Name: | Nutanix Certified Professional - Database Automation (NCP-DB) v6.5 |
| Exam Number: | NCP-DB |
| Certificate Validity Period: | 2 Years |
| Real Exam Qty: | 75 |
| Related Certifications: | Nutanix Certified Professional - Database Automation (NCP-DB) |
| Exam Duration: | 120 minutes |
| Exam Price: | USD $200 |
| Exam Format: | Multiple Choice |
| Available Languages: | English |
| Sample Questions: | Nutanix NCP-DB Sample Questions |
| Exam Way: | Online (Proctored) |
| Pre Condition: | Nutanix recommends 6-12 months of experience with Nutanix Database Service (NDB) and database administration. |
| Official Syllabus URL: | https://www.nutanix.com/support-services/training-certification/certifications/ncp-db |
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NEW QUESTION # 11
An administrator enables NDB Multi-cluster.
Which NDB Service component is deployed on a dedicated VM?
Answer: A
Explanation:
When an administrator enables NDB Multi-cluster functionality, certain components are deployed or reconfigured to support the distributed environment. HAProxy (High Availability Proxy) is a critical component that manages load balancing and secure communication across clusters. In a multi-cluster setup, HAProxy is deployed on a dedicated VM to ensure efficient traffic distribution and high availability for NDB services, such as API calls and GUI access, across the clusters. This dedicated deployment enhances scalability and resilience.
Option A (Agent VM) is incorrect because Agent VMs are typically deployed on managed database VMs, not as dedicated NDB service components in multi-cluster setups.
Option B (HAProxy) is correct as it is specifically deployed on a dedicated VM to handle load balancing in a multi-cluster NDB environment.
Option C (Repository DB) is incorrect because the Repository DB is part of the NDB control plane and not necessarily deployed on a separate VM for multi-cluster purposes.
Option D (APIVM) is incorrect because the API VM is part of the core NDB infrastructure but not specifically deployed as a dedicated VM for multi-cluster enablement.
References
Nutanix Database Service (NDB) User Guide, Chapter 3: Configuring an NDB Environment, Section: Multi- Cluster Configuration Nutanix Certified Professional - Database Automation (NCP-DB) v7.5Blueprint, Section 3: Configure an NDB Environment
NEW QUESTION # 12
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?
Answer: C
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 # 13
An administrator needs to deploy a database resilient cluster engine across three clusters. Which database engine can be used for this scenario?
Answer: C
Explanation:
To deploy a database resilient cluster engine across three Nutanix clusters, the database engine must support high availability (HA) and distributed deployment capabilities that NDB can manage across multiple clusters.
PostgreSQL is the only database engine listed that NDB supports for a resilient cluster deployment across multiple clusters. NDB's HA features for PostgreSQL include automated failover, replication, and data consistency across geographically distributed clusters, making it suitable for a three-cluster scenario. This is achieved through PostgreSQL's built-in streaming replication and NDB's orchestration of HA policies.
Other options are not supported for this use case in NDB:
* A. MariaDB: While MariaDB supports replication, NDB does not currently provide multi-cluster HA or resilient cluster deployment for MariaDB.
* B. MySQL: Similar to MariaDB, MySQL lacks native multi-cluster HA support within NDB's framework.
* D. Oracle: Oracle databases can be managed by NDB, but multi-cluster resilient deployments are not natively supported; Oracle RAC (Real Application Clusters) requires specific configurations beyond NDB's standard capabilities.
Thus, the verified answer is C, as PostgreSQL aligns with NDB's multi-cluster resilience features.
Official Nutanix Database Automation References
* Nutanix Database Management & Automation (NDMA) course, Module 4: High Availability and Disaster Recovery, Lesson 4.2: Configuring Multi-Cluster HA.
* Nutanix Certified Professional - Database Automation (NCP-DB) v6.5 Knowledge Objectives, Section
4: Troubleshoot NDB Solutions, Objective 4.3: Configure HA Across Clusters (applicable to v6.10).
* Nutanix NDB Administration Guide: "Supported Database Engines for HA" section, highlighting PostgreSQL multi-cluster support.
NEW QUESTION # 14
Before registering a database server VM to NDB, what should an administrator use to verify all required software and configuration dependencies?
Answer: D
Explanation:
Before registering a database server VM to NDB, an administrator must verify that all required software (e.g., database engine, OS dependencies) and configuration settings (e.g., WinRM for Windows, SSH for Linux) are in place. NDB provides a prerequisites script, which can be run on the target VM to check these dependencies automatically. This script ensures compatibility and readiness, reducing registration failures.
* Option A (LCM - Lifecycle Manager) is incorrect because LCM is used for cluster upgrades, not VM prerequisite checks.
* Option B (Upgrade Software) is incorrect as it applies to updating existing software, not initial dependency verification.
* Option C (Prerequisites script) is correct as it is the designated tool for pre-registration validation.
* Option D (NCC - Nutanix Cluster Check) is incorrect because NCC checks cluster health, not VM- specific software dependencies.
References
* Nutanix Database Service (NDB) User Guide, Chapter 2: Deploying and Configuring an NDB Solution, Section: Preparing Database Server VMs
* Nutanix Certified Professional - Database Automation (NCP-DB) v6.5 Blueprint, Section 2: Deploy and Configure an NDB Solution
NEW QUESTION # 15
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?
Answer: D
Explanation:
To replicate database snapshots to remote Nutanix clusters, the administrator needs to add Data Access to each Nutanix cluster and assign a Data Availability Management (DAM) policy. Data Access is a feature of NDB that enables cross-cluster data mobility and protection. A DAM policy defines the replication frequency, retention period, and priority of the database snapshots across the clusters. By adding Data Access to each Nutanix cluster and assigning a DAM policy, the administrator can manage the Time Machine data availability across all registered Nutanix clusters in NDB.
Nutanix Support & Insights, section "NDB Data Access"
NEW QUESTION # 16
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