What is LVM used for?
Used to create flexible storage by allocating space on multiple storage devices.
What commands manage Physical volumes, volume groups, and logical volumes?
pvcreate, vgreduce, and lvextend
How can Logical Volumes by formatted?
With a filesystem or swap space, and they can be mounted persistently.
Storage can be added to what?
Volume groups
What can be extended dynamically?
logical volumes