Question 16
Fill in the blank.
Which directory contains system-specific systemd unit files? (Specify the full path to the directory.)
Which directory contains system-specific systemd unit files? (Specify the full path to the directory.)
Question 17
When is historical data of resource usage important? (Select THREE correct answers.)
Question 18
What information is found in the following excerpt from the file /proc/mdstat? (Choose two.)


Question 19
What command is used to make an exact copy, at a single point in time, of a logical volume for backup purposes?
Question 20
A server requires a GRUB2 boot option which will always boot to runlevel 1. Which line of a GRUB2 configuration file starts the beginning of the settings needed to make this new choice available?
