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D-PWF-OE-00 · Question #68

What is the primary purpose of snapshots in PowerFlex?

The correct answer is B. Enable point-in-time data recovery. Snapshots in PowerFlex (Dell's software-defined storage platform) create point-in-time copies of volumes, allowing data to be restored to a previous state after corruption, accidental deletion, or failed updates - making B the correct answer. Option A is wrong because snapshots…

PowerFlex Concepts and Components

Question

What is the primary purpose of snapshots in PowerFlex?

Options

  • AReduce storage redundancy
  • BEnable point-in-time data recovery
  • CAutomate data replication between clusters
  • DImprove storage performance metrics

How the community answered

(24 responses)
  • A
    4% (1)
  • B
    92% (22)
  • C
    4% (1)

Explanation

Snapshots in PowerFlex (Dell's software-defined storage platform) create point-in-time copies of volumes, allowing data to be restored to a previous state after corruption, accidental deletion, or failed updates - making B the correct answer. Option A is wrong because snapshots don't reduce redundancy; they actually consume additional metadata and capacity to track delta changes. Option C is incorrect because replication between clusters is a separate feature (handled by replication policies, not snapshots). Option D is a distractor because snapshots have no direct effect on storage performance metrics - in fact, excessive snapshots can introduce minor overhead.

Memory tip: Think of a snapshot like a "Save Game" checkpoint - you can always revert to that exact moment in time, which is purely about recovery, not performance, replication, or space savings.

Topics

#snapshots#point-in-time recovery#data protection

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