Administering Storage

Question 1

lsblk

Answer 1

display info about storage devices recognized by the system

Question 2

lsscsi

Answer 2

display info about SCSI devices

Question 3

fdisk

Answer 3

create, modify or delete partitions on a storage device

Question 4

parted

Answer 4

create, destroy or resize paritions

Question 5

mkfs

Answer 5

format new partition

Question 6

mount

Answer 6

attach storage to Filesystem Hierarchy Standard (FHS)

Question 7

umount

Answer 7

detach storage from the FHS

Question 8

df

Answer 8

display device storage information

Question 9

du

Answer 9

display device usage information

Question 10

e2label

Answer 10

display or modify file system labels

Question 11

resize2fs

Answer 11

change the size of an ext2/3/4 file system on a device

Question 12

tune2fs

Answer 12

configure parameters associated with an ext2/3/4 file system

Question 13

dumpe2fs

Answer 13

dump ext2/3/4 file sys info

Question 14

cryptsetup

Answer 14

encrypt data before it is written to disk

Question 15

shred

Answer 15

securely wipe a storage device by overwriting content with random data or all 0

Question 16

iostat

Answer 16

displays reports on CPU and device storage

Question 17

ioping

Answer 17

generate a report of device I/O latency in real time