LFCS Practice Test

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| By Thames
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Quizzes Created: 7097 | Total Attempts: 80,150
| Questions: 15 | Updated: Jul 15, 2026
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1. Which command displays the current working directory path?

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About This Quiz
Lfcs Practice Test - Quiz

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 configuration, and system services. Perfect for candidates preparing for LFCS certification or reinforcing foundational Linux administration skills.

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

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3. Which command changes file permissions in numeric notation?

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4. What does the 'sudo' command allow a user to do?

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5. Which file system type is commonly used on modern Linux systems?

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6. What is the primary function of the 'grep' command?

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7. Which command is used to add a new user account?

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8. What does 'umask' control in Linux?

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9. Which command lists all running processes on a Linux system?

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10. What is the purpose of the 'cron' service?

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11. Which command is used to view the contents of a text file?

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12. What does the 'systemctl' command manage in modern Linux systems?

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13. Which command creates a symbolic link to a file or directory?

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14. What is the default shell for the root user on most Linux systems?

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15. Which command displays disk space usage for mounted file systems?

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Which command displays the current working directory path?
What is the purpose of the /etc/passwd file in Linux?
Which command changes file permissions in numeric notation?
What does the 'sudo' command allow a user to do?
Which file system type is commonly used on modern Linux systems?
What is the primary function of the 'grep' command?
Which command is used to add a new user account?
What does 'umask' control in Linux?
Which command lists all running processes on a Linux system?
What is the purpose of the 'cron' service?
Which command is used to view the contents of a text file?
What does the 'systemctl' command manage in modern Linux systems?
Which command creates a symbolic link to a file or directory?
What is the default shell for the root user on most Linux systems?
Which command displays disk space usage for mounted file systems?
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