Pass the Nutanix Certified Associate (NCA) NCA-6.10 Questions and answers with ExamsMirror

Life Cycle Management (LCM) in Nutanix is a feature designed tosimplify software and firmware upgradesacross the entire cluster. LCM automates and orchestrates upgrades for components like BIOS, hypervisors, firmware, and Nutanix software, ensuring that the cluster remains up-to-date with minimal manual intervention.

A. To optimize server performance:Incorrect, as LCM focuses on updates, not performance optimization.

B. To manage network configurations:Incorrect, as LCM is unrelated to network configuration management.

C. To simplify software and firmware upgrades:Correct, as LCM is specifically designed for this purpose.

D. To automate application deployment:Incorrect, as LCM does not handle application deployment.

The correct answer isC. Large-scale, read heavy workloads.

NFS on Objectsis a Nutanix feature allowingNFS clients to interact with Nutanix Objects (S3-compatible object storage)by exposing object buckets viaNFS v3 protocol. This is ideal for workloads that require:

Large-scale access to unstructured data

High read concurrency

Cost-effective storage for infrequently changed files

Best Use Case:

Backup archives, analytics workloads, image repositories, or video streaming systems withread-heavy profiles.

Clarifications:

A (EUC workloads):Typically require fast, low-latency block storage (e.g., vDisks).

B (Transitory FS):Better suited for file services like Nutanix Files.

D (Frequent updates):Not ideal for object storage via NFS; performance will degrade under frequent write operations.

Official Reference:

Nutanix Objects with NFS Gateway – Best Practices

Nutanix Documentation Portal – Objects and NFS

Excerpt: “NFS on Objects is best suited for large-scale, read-heavy use cases where file system semantics are needed on top of object-based storage.”

The correct answer isC. Perform an inventory.

To ensure theLCM Frameworkand its associated component metadata are updated, the administrator must perform afresh LCM inventory. This process:

Retrieves the latest metadata and framework version from the Nutanix support portal (if the cluster is connected).

Detects current component versions and identifies available updates.

Clarifications:

A (Upgrade AOS):LCM is independent of AOS version updates.

B (Restart genesis):Unnecessary and not relevant to LCM framework versioning.

D (NCC):Useful for cluster health, but does not affect LCM updates.

Prism Central UI Navigation Path:

Operations > LCM > Perform Inventory

Official Reference:

Nutanix LCM Guide – Updating the LCM Framework

Excerpt: “To receive the latest framework version and component metadata, perform an LCM inventory on a connected cluster.”

The correct answer isD. Select Escalate within the existing ticket.

When working with Nutanix Support, the mosteffective and structuredway to request a callback or faster response is touse the "Escalate" functionavailable in the Support Portal for the specific support case. This formally flags the case forpriority handling, prompting action such as:

A direct call back from support.

Assignment of a higher-tier engineer.

Accelerated SLA response.

Clarifications:

A. Emailing the technicianmay go unnoticed or be delayed.

B. Opening a new ticketintroduces duplication and delays.

C. Replying within the casedoes not prompt immediate re-evaluation unless escalation is used.

Official Reference:

My Nutanix Support Portal Guide – Case Management

Excerpt: “Use the ‘Escalate’ option within an open case to notify Nutanix Support that a higher level of engagement is required.”

In aRedundancy Factor 3 (RF3)cluster,5 copies of the metadataare maintained to ensure data durability and cluster resiliency. RF3 provides fault tolerance against up to two simultaneous failures (e.g., node or disk failures) and requires more metadata copies to achieve this level of protection.

Other redundancy factors:

RF2maintains 3 copies of metadata.

RF3 requires at least 5 metadata copies to protect against additional failures.

In Nutanix Prism Element, thered heart iconat the top-right of the UI indicates that there is acritical alertaffecting the cluster's health. This icon is part of theAlert Monitoring System, and clicking on it redirects the user to theAlerts dashboard, where all current active alerts—including their severity, source, and recommended remediation steps—are listed.

What to do:

Navigate to theAlertssection.

Review allcritical alertsfor further diagnosis.

Cross-reference with theHealth dashboardif deeper system component checks are needed.

Clarification of Other Options:

A. Health:Summarizes system component states but does not provide detailed alert causes.

B. Tasks:Tracks user-initiated jobs, unrelated to fault diagnosis.

D. Analysis:Used for performance metrics and trends, not fault alerts.

Prism UI Navigation Path:

Click the red heart icon → Alerts Dashboard

Official Reference:

Nutanix Administration Guide – Alerts and Monitoring

Excerpt: “A red heart icon in Prism indicates a critical alert. Use the Alerts dashboard to identify and resolve the issue.”

When a Nutanix cluster alert occurs, indicating maintenance mode issues, the most likely cause is that another node in the cluster is already in maintenance mode. Nutanix clusters enforce restrictions to prevent more than one node from entering maintenance mode simultaneously. This ensures the cluster can maintain resiliency and availability, adhering to the redundancy factor (RF) policy.

If another node is already in maintenance mode, the cluster cannot afford to have additional nodes enter maintenance without compromising data and service availability.

The correct answer isB. Use the Recycle Bin.

TheRecycle Binfeature in Nutanix enablessoft deletion of VMs, where the deleted VM is retained in a non-visible state for24 hoursby default before being purged. During this retention window:

NutanixSupportcan assist in recovering the VM in itsmost up-to-date state.

No snapshots or backups are required for this recovery mechanism.

TheRecycle Bin is enabled by defaultin recent AOS versions.

UI Path (for visibility):

This functionality is internal and requires Support engagement for recovery.

Clarification:

A (Nutanix Recovery Plan):Used with NearSync or Async DR; does not recover recently deleted VMs automatically.

C (NC2 on AWS):Disaster recovery infrastructure, not applicable to local deleted VM recovery.

D (Third-party tools):Irrelevant to Nutanix native functionality.

Official Reference:

Nutanix Administration Guide – VM Recovery using Recycle Bin

Excerpt: “Deleted VMs can be recovered by Nutanix Support within 24 hours using the Recycle Bin soft-delete capability.”

Answer: B

TheReserved Capacityoption in a storage container explicitly reserves a portion of cluster storage for that container. This reservation reduces the amount of storage available for other containers. Reserved Capacity ensures that specific workloads have guaranteed storage resources, preventing resource contention or overcommitment.

Other options:

Advertised Capacity: Defines the storage limit displayed to users but does not reserve storage.

Erasure Coding: Optimizes storage efficiency but does not reduce available capacity.

Capacity Deduplication: Reduces space consumption by eliminating duplicate data but does not affect other containers' storage.

Deduplication is most effective withfull clone VMsbecause it reduces redundant data blocks stored on the cluster. Full clone VMs often contain identical OS and application files, making them ideal candidates for deduplication, which optimizes storage usage and improves efficiency.

Other options:

Server workloads: May benefit from deduplication but not as significantly as full clone VMs.

Linked Clone VMs: Already share base disk images, so deduplication offers limited benefits.

Cold data: Deduplication is less effective for data that isn’t accessed frequently.