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[Hardware] D-PWF-OE-00 Exam Sample Online, D-PWF-OE-00 Reliable Test Guide

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【Hardware】 D-PWF-OE-00 Exam Sample Online, D-PWF-OE-00 Reliable Test Guide

Posted at 1/25/2026 23:54:47      View:79 | Replies:1        Print      Only Author   [Copy Link] 1#
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EMC Dell PowerFlex Operate Exam Sample Questions (Q17-Q22):NEW QUESTION # 17
What is the minimum number of nodes required for a standard PowerFlex cluster?
  • A. 0
  • B. 1
  • C. 2
  • D. 3
Answer: C
Explanation:
A standard PowerFlex cluster requires a minimum of 3 nodes to ensure high availability and proper functioning of the management stack.
This requirement is driven by two main architectural factors:
* MDM Redundancy: The Management and Control Plane (MDM cluster) requires a minimum of three members to form a quorum and handle failover scenarios: a Primary MDM, a Secondary MDM, and a Tie-Breaker MDM.
* Mesh Mirroring Data Protection: PowerFlex creates two copies of every data chunk (Primary and Secondary). To ensure that data remains available even if one node fails-and to allow for successful rebuilding of data-a minimum of 3 nodes is required. If a cluster only had 2 nodes and one failed, the survivor would have the only copy of data, but would have nowhere to "rebuild" the missing redundancy to, leaving the cluster in a permanently degraded state until the node returns.

NEW QUESTION # 18
Which PowerFlex feature allows the sharing of storage data across multiple nodes?
  • A. PowerFlex File (Shared File Systems)
  • B. Fault Sets
  • C. Replication Targets
  • D. Storage Pools
Answer: A
Explanation:
PowerFlex is primarily a block storage solution, but it supports File Services (PowerFlex File) to allow data sharing across multiple nodes.
* PowerFlex File (Shared File Systems): This architecture adds NAS (Network Attached Storage) capabilities to the PowerFlex cluster. It utilizes NAS Nodes (which can be physical or virtual) that consume PowerFlex block volumes and format them with a file system. These file systems are then exposed to clients via standard protocols like NFS (Network File System) for Linux/Unix and SMB (Server Message Block) for Windows. This allows multiple compute nodes or users to read and write to the same logical storage space simultaneously.
* Why not the others?
* Fault Sets are for logical isolation of resources to ensure high availability, not for data sharing.
* Storage Pools are groupings of physical drives to define performance tiers, not the mechanism for file sharing.
* Replication is for disaster recovery (copying data to a remote site), not for active sharing within a cluster.

NEW QUESTION # 19
Which task is a valid operation for manipulating volumes in PowerFlex?
  • A. Configure VLAN tagging for the volume
  • B. Create snapshots of the volume
  • C. Add volumes to metadata managers
  • D. Assign volumes to fault sets
Answer: B
Explanation:
Administrators perform various operations on Volumes to manage data lifecycles.
* Create snapshots of the volume (Option B): This is a standard Day-2 operation. A user can select a volume and trigger a snapshot (or a consistency group snapshot). This creates a point-in-time, writable copy of the volume instantly.
* Why others are incorrect:
* Fault Sets (A): Volumes are not assigned to Fault Sets. SDS nodes are assigned to Fault Sets.
Volumes live in Storage Pools.
* VLAN tagging (C): VLANs are configured on the SDC (client) network interfaces or the switch, not on the storage volume itself.
* Add to MDM (D): The MDM manages the volume map, but you do not manually "add" a volume to an MDM; you create a volume via the MDM.

NEW QUESTION # 20
What are the advantages of using PowerFlex Manager for upgrades? (Choose two).
  • A. Scheduled upgrades to minimize downtime
  • B. Automated rollback in case of failure
  • C. Real-time performance monitoring during upgrades
  • D. Multi-cluster upgrade capabilities
Answer: A,D
Explanation:
PowerFlex Manager (PFxM) serves as the automation engine for Lifecycle Management (LCM).
* Scheduled upgrades to minimize downtime (Option B): PFxM allows administrators to schedule upgrades during maintenance windows. More importantly, it orchestrates the upgrade in a non- disruptive manner (rolling upgrades), ensuring that workloads (VMs, Databases) remain online throughout the process. It handles the complex logic of placing nodes in maintenance mode, waiting for data sync, and rebooting.
* Multi-cluster upgrade capabilities (Option C): PFxM acts as a "single pane of glass" that can manage multiple PowerFlex clusters (services) across the data center. This allows for centralized version control and the ability to push compliant software (RCMs) to multiple distinct clusters from one interface.
Note: While Real-time performance monitoring (D) is a feature of PFxM, it is a daily operational benefit, not a specific advantage of the upgrade process itself.

NEW QUESTION # 21
An administrator is preparing to upgrade a PowerFlex cluster. What steps should they follow to ensure success? (Choose two).
  • A. Verify the cluster health status in PowerFlex Manager
  • B. Backup the current cluster configuration
  • C. Validate hardware compatibility for all nodes
  • D. Enable deduplication for all volumes
Answer: A,B
Explanation:
A successful upgrade relies on a stable starting state and a recovery plan.
* Verify the cluster health status (Option D): This is the most critical pre-requisite. You must check the PowerFlex Manager dashboard or use the CLI (scli --query_cluster) to ensure the system state is
"Optimal." You cannot proceed with an upgrade if the system is in a "Degraded" state or if a Rebuild
/Rebalance is currently active, as taking a node offline for upgrade could lead to data unavailability.
* Backup the current cluster configuration (Option A): In the rare event of a catastrophic failure during the upgrade (e.g., MDM database corruption), having a recent backup of the MDM configuration allows you to restore the cluster map and volume definitions.

NEW QUESTION # 22
......
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Posted at 2/4/2026 15:33:09        Only Author  2#
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