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D-PWF-OE-00 · Question #13

What is the benefit of enabling deduplication in PowerFlex storage?

The correct answer is A. Reduces data redundancy. Enabling deduplication in PowerFlex storage eliminates duplicate copies of repeating data blocks, storing only unique instances - this directly reduces data redundancy (A) and lowers storage consumption. Option B is wrong because deduplication has no effect on replication…

PowerFlex Concepts and Components

Question

What is the benefit of enabling deduplication in PowerFlex storage?

Options

  • AReduces data redundancy
  • BEnhances data replication
  • CEnsures fault tolerance
  • DIncreases node discovery rates

How the community answered

(46 responses)
  • A
    93% (43)
  • B
    4% (2)
  • C
    2% (1)

Explanation

Enabling deduplication in PowerFlex storage eliminates duplicate copies of repeating data blocks, storing only unique instances - this directly reduces data redundancy (A) and lowers storage consumption. Option B is wrong because deduplication has no effect on replication, which is a separate process for copying data across locations. Option C is incorrect because fault tolerance is achieved through redundancy mechanisms like RAID or mirroring, not deduplication (which actually removes redundancy of identical data). Option D is a distractor unrelated to storage efficiency - node discovery is a networking/cluster function.

Memory tip: Think "deduplicate = de-duplicate = remove duplicates." The word itself tells you the answer is about reducing redundancy. If you see "dedup" on an exam, your first thought should be storage savings through eliminating repeated data.

Topics

#deduplication#storage efficiency#data redundancy

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