Which presents the heirarchical relationship between LVM entities?()A.VolumeGroup>PhysicalVolume>LogicalVolume>FilesystemB.PhysicalVolume>VolumeGroup>LogicalVolume>FilesystemC.VolumeGroup>PhysicalVolume>Filesystem>LogicalVolumeD.PhysicalVolume>VolumeGroup

题目
Which presents the heirarchical relationship between LVM entities?()

A.VolumeGroup>PhysicalVolume>LogicalVolume>Filesystem

B.PhysicalVolume>VolumeGroup>LogicalVolume>Filesystem

C.VolumeGroup>PhysicalVolume>Filesystem>LogicalVolume

D.PhysicalVolume>VolumeGroup>Filesystem>LogicalVolume

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参考答案和解析
参考答案：A
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    B.The snapshots take a significant amount of disk space as they are a duplicate copy of the data

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    D.The system keeps a copy of changes in memory and can cause an out of memory event


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    D．Between 79 To 91


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