Linux Command Line Quiz

What is the purpose of the /etc/fstab file?

• Manage user accounts

• Store mounted filesystem information

• Configure network settings

• Store user passwords

What does the command du -sh * do?

• Displays disk usage in human-readable format for all files and directories

• Deletes files

• Sorts files

• Shows file permissions

Which command is used to check system uptime?

• free

• uptime

• ps

• df

What does tail -n 10 filename do?

• Shows the first 10 lines of a file

• Shows the last 10 lines of a file

• Copies the file

• Deletes the last 10 lines

What is the correct command to add a new user?

• useradd username

• adduser username

• createuser username

• newuser username

How do you change a user's password?

• passwd username

• change-password username

• userpass username

• update-password username

How can you view the list of users in a Linux system?

• cat /etc/passwd

• ls -l /home

• users

• whoami

What does the ping command do?

• Checks system performance

• Checks network connectivity

• Lists open ports

• Displays IP configuration

How do you delete a user account in Linux?

• deluser username

• removeuser username

• userdel username

• rmuser username

What does chmod 777 file do?

• Removes the file

• Gives full permissions to everyone

• Hides the file

• Changes file ownership