XK0-005 Domain 1: System Management

Which command lists block devices and filesystems?

Multiple choice — select one answer

Answer choices

  1. a. /etc/default/grub then grub2-mkconfig
  2. b. RAID 5
  3. c. lsblk -f
  4. d. crontab -e per user

Architectural breakdown & explanation

lsblk shows disks, partitions, and FS types.

Correct answer(s): c. lsblk -f

Exam domain: Domain 1: System Management (32% weight on the official guide).

Official documentation & study links

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