HPE0-V25 · Question #71
Your customer has a new SAN storage array and they are concerned that data corruption might occur when servers using different operating systems access the same data. You need to ensure that only…
The correct answer is B. Selective Storage Presentation. Selective Storage Presentation (SSP) - also known as LUN masking - is correct because it controls which host servers are permitted to see and access specific logical drives (LUNs) on a SAN, preventing unauthorized or cross-OS access that could corrupt data. Why the distractors…
Question
Your customer has a new SAN storage array and they are concerned that data corruption might occur when servers using different operating systems access the same data. You need to ensure that only designated host servers nave access to their own logical drives. Which SAN technique should be used?
Options
- AMultipath load balancing
- BSelective Storage Presentation
- CIEEE Structured Addresses
- DInter-Switch traffic delivery
How the community answered
(28 responses)- A4% (1)
- B93% (26)
- C4% (1)
Explanation
Selective Storage Presentation (SSP) - also known as LUN masking - is correct because it controls which host servers are permitted to see and access specific logical drives (LUNs) on a SAN, preventing unauthorized or cross-OS access that could corrupt data.
Why the distractors are wrong:
- A (Multipath load balancing) addresses redundancy and performance by providing multiple I/O paths to storage - it has nothing to do with restricting access between hosts.
- C (IEEE Structured Addresses) refers to MAC address formatting standards in networking, not a SAN access-control mechanism.
- D (Inter-Switch traffic delivery) is not a real SAN technique; it's a distractor blending switching concepts that don't relate to host-to-storage access restriction.
Memory tip: Think of SSP as a bouncer at a nightclub - it selectively "presents" or shows only the approved storage to each authorized host, keeping everyone else out. If you see a question about controlling which server sees which storage, think Selective = specific access.
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