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Exam E20-393 topic 1 question 33 discussion

Actual exam question from Dell's E20-393
Question #: 33
Topic #: 1
[All E20-393 Questions]

What describes multiple LUN snapshots?

  • A. Captures multiple point-in-time data states. Snapshot data state is marked "unmodified" from its source when attached. Snapshot tree supports multiple simultaneous attaches.
  • B. Captures multiple point-in-time data states. Snapshot data state is marked "unmodified" from its source when attached. Snapshot tree supports only one attach at a time.
  • C. Captures multiple point-in-time data states. Snapshot data state is marked "modified" from its source when attached. Snapshot tree supports multiple simultaneous attaches.
  • D. Captures multiple point-in-time data states. Snapshot data state is marked "modified" from its source when attached. Snapshot tree supports only one attach at a time.
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Suggested Answer: D 🗳️
Only a single snapshot per LUN can be attached at any given time, and must be detached prior to attaching another snapshot of the same LUN.

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1 year, 3 months ago
CORRECT ANSWER IS C
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Kof_81
3 years, 1 month ago
Answer C: In Dell EMC Unity OE version 4.1 and later, multiple snapshots for a particular Block resource can be attached to one or more hosts at the same time. Page 12 : https://www.delltechnologies.com/asset/en-ae/products/storage/industry-market/h15089-dell_emc_unity-snapshots_and_thin_clones.pdf
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KOM2012
3 years, 4 months ago
Multiple hosts can be attached to any specific LUN snapshot or multiple snapshots within the tree. When a host is attached to a snapshot for access to its data, the attach can be defined for read-only access or read/write access.
upvoted 3 times
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diaboliq1990
3 years, 8 months ago
C is the answer
upvoted 1 times
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