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Dell-EMC

E20-522 · Question #134

EMC E20-522 Exam How does a SnapView Snapshot maintain a "point-in-time" copy of a source LUN?

The correct answer is C. Creating a virtual copy of the LUN and by using the COFW mechanism. See the full explanation below for the reasoning.

Question

EMC E20-522 Exam How does a SnapView Snapshot maintain a "point-in-time" copy of a source LUN?

Options

  • ACopying incremental data at the start of the Snapshot session to the Snapshot cache.
  • BCopying the changed data of the source LUN to the SP Write Intent Log.
  • CCreating a virtual copy of the LUN and by using the COFW mechanism.
  • DCopying all source LUN data, at the start of the Snapshot session, to the Snapshot cache.

How the community answered

(45 responses)
  • A
    4% (2)
  • B
    7% (3)
  • C
    78% (35)
  • D
    11% (5)

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