201-450 Practice Test

201-450 Practice Test practice questions, page 3 of 5, with answer review and explanations.

Question 11

What action should be performed after increasing the size of a logical volume?

  1. Run vgresize
  2. Increase the size of the filesystem used for the logical volume
  3. Run 1vresize
  4. Remount the logical volume

Question 12

What information is found in the following excerpt from the file /proc/mdstat? (Choose two.)

  1. One of the disks in /dev/md0 has failed and a spare disk is used to recreate full redundancy
  2. The spare disk /dev/sda1 is used to restore full redundancy after the current recovery
  3. The information [UU_] means, that the raid is missing one disk and is not fully redundant
  4. The device is using version 1.2 metadata to allow LILO and GRUB Legacy to use /dev/md0 as the boot partition. This would not have been necessary with GRUB2
  5. The information [3/2] means that 3 RAID disks belong to the array and 2 disks are spare. Together they equal the number of available disks

Question 13

FILL BLANK - What command will remove a physical volume from a volume group? (Specify ONLY the command without any path or parameters.)

Question 14

Which command is used to make an exact copy, at a single point in time, of a logical volume while still allowing the original logical volume to be updated?

  1. lvcclone
  2. lvcreate
  3. lvm2
  4. lvsnap
  5. lvsnapshot

Question 15

Which of the following commands creates a Btrfs subvolume named volume in/mnt?

  1. btrfs subvolume add ""n volume /mnt
  2. btrfs create subvolume /mnt volume
  3. btrfs-subvolume create /mnt/volume
  4. btrfs subvolume new volume /mnt
  5. btrfs subvolume create /mnt/volume