How can you recover a RAID device after a failure?

• A.By replacing the failed disk and running the mdadm --rebuild command.
• B.By reformatting the RAID device and rebuilding the array from scratch.
• C.By running the fsck utility on the array to fix any disk errors.
• D.By modifying the /proc/sys/dev/raid/ file to restore the array.

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Which of the following best describes the architecture of DRBD (Distributed Replicated Block Device)?

• A.A block-level replication system
• B.A distributed file system
• C.A network storage protocol
• D.A file-based replication system

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In Pacemaker, which component is responsible for obtaining node information and managing node health?

• A.CRMd
• B.STONITHd
• C.LRMd
• D.DC

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Which component of GlusterFS is responsible for managing the individual storage nodes in a cluster?

• A.Bricks
• B.Trusted storage pools
• C.Volumes
• D.Peers

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True or False: shrink function is not supported in a GFS2 filesystem.

• A.True
• B.False

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