NS0-157 Question #313: Real Exam Question with Answer & Explanation

The correct answer is C: Plexes. SyncMirror maintains two physical copies of the file system called plexes, each made up of one or more RAID groups to provide mirrored redundancy.

Data Protection and High Availability

Question

The two copies SyncMirror volume are called ____________, which are physical copies of the same file system and consist of one or more RAID groups.

Options

ASnapshot copies
BAggregates
CPlexes
DVolumes

Explanation

SyncMirror maintains two physical copies of the file system called plexes, each made up of one or more RAID groups to provide mirrored redundancy.

Common mistakes.

A. Snapshot copies are read-only, point-in-time images of a volume's active file system, not the mirrored physical copies maintained by SyncMirror.
B. Aggregates are logical storage containers composed of disks that hold volumes, not the individual mirrored copies within a SyncMirror relationship.
D. Volumes are logical file system containers allocated from an aggregate, not the mirrored physical copies that SyncMirror creates.

Concept tested. SyncMirror plex architecture and RAID mirroring

Reference. https://docs.netapp.com/us-en/ontap/concepts/mirroring-data-to-remote-site-disaster-recovery-concept.html

Topics

#SyncMirror#plexes#RAID groups#mirroring

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