Linux Foundation Certified System Administrator (LFCS) Free Practice Exam Questions

124 real Linux Foundation Certified System Administrator (LFCS) exam questions with answers and AI explanations. Linux Foundation certification prep — page 2 of 13.

1. Question 12: Which of the following options for the kernel's command line changes the systemd boot target to rescue.target instead of the default target?
2. Question 13: After modifying GNU GRUB's configuration file, which command must be run for the changes to take effect?
3. Question 14: Which of the following commands is used to update the list of available packages when using dpkg based package management?
4. Question 15: Which of the following commands lists the dependencies of a given dpkg package?
5. Question 16: Which of the following commands can be used to download the RPM package kernel without installing it?
6. Question 17: What is the maximum niceness value that a regular user can assign to a process with the nice command when executing a new process?
7. Question 18: What is the default nice level when a process is started using the nice command?
8. Question 19: What is the default action of the split command on an input file?
9. Question 20: What is the difference between the i and a commands of the vi editor?
10. Question 21: What is the effect of the egrep command when the -v option is used?