Dell-EMC
E20-500 · Question #153
In MirrorView/S deployment, how are the changes to the data blocks protected during interrupted communication with the secondary storage?
The correct answer is A. Changed blocks are tracked by a bitmap stored in memory and recorded in a log, on permanent storage. See the full explanation below for the reasoning.
Question
In MirrorView/S deployment, how are the changes to the data blocks protected during interrupted communication with the secondary storage?
Options
- AChanged blocks are tracked by a bitmap stored in memory and recorded in a log, on permanent storage
- BChanges are stored on first four disks in the Vault area
- CFailed communication with secondary invokes creation of Out-of-Sync LUN that stores copies of the changed
- DConsistency Group LUN is responsible for tracking the changed blocks
How the community answered
(33 responses)- A73% (24)
- B3% (1)
- C15% (5)
- D9% (3)
Community Discussion
No community discussion yet for this question.