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Linux Foundation Certified System Administrator (LFCS) - Linux Foundation Exam Questions

Last updated on June 20, 2026

97% Exam Compliance
260 Total Questions
1
Question
What can the Logical Volume Manager (LVM) be used for? (Choose THREE correct answers.)
Select 3
Options
A To encrypt logical volumes.
B To create RAID 9 arrays.
C To create snapshots.
D To dynamically create or delete logical volumes.
E To dynamically change the size of logical volumes.
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2
Question
Which command is used to add an empty group to the system? (Specify ONLY the command without any path or parameters.)
Reveal Only
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3
Question
Creating a hard link to an ordinary file returns an error. What could be the reason for this?
Options
A The source file is a shell script.
B The source file is hidden.
C The source file is already a hard link.
D The source and the target are on different filesystems.
E The source file is read-only.
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4
Question
Which of the following commands changes the number of days before the ext3 filesystem on /dev/sda1 has to run through a full filesystem check while booting?
Options
A tune2fs -i 200 /dev/sda1
B tune2fs -d 200 /dev/sda1
C tune2fs -n 200 /dev/sda1
D tune2fs --days 200 /dev/sda1
E tune2fs -c 200 /dev/sda1
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5
Question
From a Bash shell, which of the following commands directly executes the instruction from the file
/usr/local/bin/runme.sh without starting a subshell? (Please select TWO answers.)
Select 2
Options
A /bin/bash /usr/local/bin/runme.sh
B source /usr/local/bin/runme.sh
C /usr/local/bin/runme.sh
D run /usr/local/bin/runme.sh
E . /usr/local/bin/runme.sh
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