RHCE Storage and File Systems

Question 1

Which command is used to create a physical volume in LVM?

Accepted Answer

pvcreate

Answer

vgcreate

Answer

lvcreate

Answer

mkfs

Question 2

What file system type is recommended by Red Hat for XFS journaling on RHEL 8+?

Accepted Answer

xfs

Answer

ext4

Answer

btrfs

Answer

vfat

Question 3

Which command displays the disk usage of a mounted file system in human-readable format?

Accepted Answer

df -h

Answer

du -h

Answer

lsblk -h

Answer

fdisk -l

Question 4

Which LVM command extends an existing logical volume by 2GB?

Accepted Answer

lvextend -L +2G /dev/vg0/lv0

Answer

lvresize -L +2G /dev/vg0/lv0

Answer

vgextend -L +2G /dev/vg0/lv0

Answer

pvextend -L +2G /dev/vg0/lv0

Question 5

What is the purpose of the `/etc/fstab` file?

Accepted Answer

Defines file systems to mount at boot

Answer

Lists installed packages

Answer

Stores disk partition tables

Answer

Configures LVM volume groups

Question 6

Which command resizes an XFS file system to fill its logical volume after expansion?

Accepted Answer

xfs_growfs

Answer

resize2fs

Answer

fsck

Answer

tune2fs