Which of the following commands can be used to search for the executable file foo when it has been placed in a directory not included in $PATH?
Answer(s): C
Where are user specific crontabs stored?
Answer(s): B
After successfully creating a hard link called bar to the ordinary file foo, foo is deleted from the filesystem. Which of the following describes the resulting situation?
Which of the following options for the kernel's command line changes the systemd boot target to rescue.target instead of the default target?
Answer(s): E
Which of the following commands will help identify a broken router between the local and the remote machine?
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