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| Certification Vendor: | Pure Storage |
|---|---|
| Exam Name: | Pure Certified FlashArray Storage Professional Exam |
| Exam Number: | FlashArray-Storage-Professional |
| Exam Format: | Multiple Choice (single/multiple correct answers) |
| Certificate Validity Period: | 2 years |
| Real Exam Qty: | 60-75 |
| Passing Score: | 70% |
| Exam Price: | $129 USD |
| Exam Duration: | 120 minutes |
| Available Languages: | English |
| Related Certifications: | Pure Certified FlashArray Architect Professional Pure Certified FlashArray Implementation Professional |
| Recommended Training: | Pure Academy - FlashArray Storage Professional Prep |
| Exam Registration: | Pure Storage Certification Portal ExamStudio Registration |
| Sample Questions: | Pure Storage FlashArray-Storage-Professional Sample Questions |
| Exam Way: | Online proctored or onsite at authorized test centers |
| Pre Condition: | Recommended: 12–24 months of experience with Pure Storage FlashArray systems; no mandatory prerequisite exam |
| Official Syllabus URL: | https://www.purestorage.com/services/certifications/flasharray-storage-professional.html |
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質問 # 59
An administrator setup replicated snapshots for a protection group last week. They left the local snapshot schedule disabled.
How many snapshots are stored locally on the source array?
正解：C
解説：
Replication Fundamentals: On a Pure Storage FlashArray, replication is a snapshot-based process. To replicate a Protection Group (pgroup) to a target array, the system must first create a point-in-time snapshot of the volumes within that group on the source array.
The "Immutable" Rule: Even if the Local Snapshot Schedule is disabled, the act of replicating requires the existence of a local snapshot to serve as the "base" or "source" for the data transfer. Purity does not stream data directly from the active volume to the wire; it creates a snapshot and then replicates the unique blocks contained in that snapshot.
Accounting for Local Copies: When a Protection Group is configured for replication, every snapshot generated by the Replication Schedule is stored locally on the source array. These snapshots will remain on the source array until they are aged out according to the Local Retention policy (even if the local schedule itself is off, the retention policy still applies to those replicated snapshots).
Visibility: If you navigate to the Protection Group in the Purity GUI, you will see these snapshots listed under the "Snapshots" tab. They are functionally identical to local snapshots, meaning they can be used for local clones or restores without needing to pull data back from the target array.
Why Option A and C are incorrect: * Option A: If 0 snapshots were stored, there would be nothing to replicate.
Option C: While Purity uses the most recent snapshot as a reference for delta-tracking, it keeps the entire history of snapshots defined by your retention policy, not just a single one.
質問 # 60
The administrator needs to remove a volume from a ratcheted protection group.
How can this be accomplished?
正解：C
質問 # 61
RFC2307 enables cross-protocol support for which two protocols?
正解：A
解説：
Understanding RFC2307: RFC2307 is an extension to the LDAP (Lightweight Directory Access Protocol) schema that allows for the storage of Unix-style information (POSIX attributes) within a directory service, most commonly Microsoft Active Directory. These attributes include things like uidNumber (User ID), gidNumber (Group ID), and login shells.
The Cross-Protocol Challenge: In a Unified Storage environment where the same data needs to be accessed by both Windows clients (using the SMB protocol) and Linux/Unix clients (using the NFS protocol), the storage array must be able to map a Windows Security Identifier (SID) to a Unix UID/GID.
How Pure Uses It: When an administrator enables RFC2307 support in Purity//FA File Services, the FlashArray can query Active Directory to retrieve these POSIX attributes. This creates a 1:1 mapping between the Windows user and the Unix identity.
The Benefit: This mapping ensures that a user can create a file via SMB and another user (or the same user on a different system) can access or modify that same file via NFS while maintaining consistent permission enforcement and ownership records. Without this (or a similar mapping service like NIS or local files), cross-protocol access often results in permission "Mapping" errors or files being owned by "nobody."
質問 # 62
What does an asynchronous blackout window prevent?
正解：B
解説：
Definition of a Blackout Window: In Purity//FA, a Blackout Window is a scheduled period during which asynchronous replication is suspended. This is typically used by administrators to preserve WAN bandwidth during peak business hours or to prevent replication traffic from competing with high-priority local workloads (like a massive database batch job).
The "In-Progress" Rule: One of the most important characteristics of a blackout window is that it is non-disruptive to active transfers. If a replication job started at 7:55 AM and the blackout window begins at 8:00 AM, Purity will allow that specific transfer to continue until it finishes.
The Prevention Mechanism: Once the clock hits the start of the blackout window, the replication scheduler is effectively "paused." No new snapshots will be queued for transfer, and no new replication sessions will be initiated until the window expires.
Why Option A is incorrect: Purity does not kill active transfers. Abruptly stopping a transfer would waste the bandwidth already consumed and require the entire delta-set to be re-calculated or re-sent later.
Why Option B is incorrect: The phrasing is logically inconsistent; you cannot prevent something that "started before" the window from being "new" during the window.
Best Practice: When configuring blackout windows, ensure that the "clear" time (the time between windows) is long enough to allow the array to catch up on the snapshots that were queued during the blackout, otherwise, you risk triggering Alert 51 (Replication Delayed).
質問 # 63
What is the purpose of a Protocol Endpoint volume?
正解：C
解説：
In a VMware vSphere environment utilizing Virtual Volumes (vVols), a Protocol Endpoint (PE) acts as a crucial logical proxy or I/O access point between the ESXi hosts and the storage array.
Unlike traditional VMFS datastores where the host mounts a massive LUN and places all VM files inside it, vVols map individual virtual machine disks directly to native volumes on the FlashArray. Because a single ESXi host could potentially need to communicate with thousands of individual vVol volumes, it would be extremely inefficient to map every single one directly to the host. Instead, the ESXi host mounts the Protocol Endpoint, and the storage array uses this PE to dynamically route the I/O to the correct underlying vVol. On a Pure Storage FlashArray, creating and connecting a PE volume to your ESXi host groups is a mandatory prerequisite for setting up a vVol datastore.
Here is why the other options are incorrect:
It allows for volumes of the same name within host groups (A): Purity OS requires all volume names across the entire FlashArray to be completely unique, regardless of which host group they are connected to or whether a Protocol Endpoint is in use.
It is required to set Host Protocol (C): The host communication protocol (such as iSCSI, Fibre Channel, or NVMe-oF) is determined by the physical host bus adapters (HBAs), network interface cards (NICs), and the configuration of the Host object in Purity, not by the creation of a volume type like a PE.
質問 # 64
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