Which logical entity must be configured before creating a Storage Pool?

Question

Options

• AFault Set
• BProtection Domain
• CResource Group
• DStorage Data Server

• B
  91% (31)
• C
  6% (2)
• D
  3% (1)

Explanation

Protection Domain is the top-level logical container in Dell EMC ScaleIO/PowerFlex, and a Storage Pool must be created inside a Protection Domain - meaning the Protection Domain must exist first. Without it, there is nowhere to place the Storage Pool in the hierarchy.

• A (Fault Set): A Fault Set is an optional grouping of Storage Data Servers within a Protection Domain for rack-level fault tolerance; it is not a prerequisite for creating a Storage Pool.
• C (Resource Group): Resource Groups are an organizational/management construct (used in tools like vCenter), not part of the core ScaleIO/PowerFlex logical storage hierarchy.
• D (Storage Data Server): An SDS is a software component installed on physical nodes that contributes storage capacity; while SDSs are assigned to Protection Domains, they are not a required logical configuration step before creating a Storage Pool.

Memory tip: Think of the hierarchy as a nesting order - Protection Domain → Storage Pool → Volume. You can't build the middle layer until the outer layer exists, so "P before S" (Protection before Storage).

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