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This quiz evaluates your knowledge of Linux Foundation Certified System Administrator (LFCS) core competencies. It covers essential Linux system administration topics including file management, user administration, network...

Questions: 15 | Attempts: 10 | Last updated: Jul 15, 2026

Sample Question 1
Which command displays the current working directory path?

Pwd

Cd

Ls

Dir

Sample Question 2
What is the purpose of the /etc/passwd file in Linux?

Stores encrypted passwords

Contains user account information

Manages file permissions

Configures network settings

Sample Question 3
Which command changes file permissions in numeric notation?

Chown

Chmod

Chgrp

Chattr

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