Red Hat Linux Services Quiz

How do you permanently stop and disable a service from running immediately and on subsequent boots?

• d) systemctl halt && systemctl disable
• b) systemctl stop && systemctl disable && systemctl halt
• a) systemctl stop && systemctl disable && systemctl mask
• c) systemctl stop && systemctl disable

What does the systemctl daemon-reload command do?

• a) Reloads the systemd manager configuration.
• d) Starts all inactive services.
• b) Stops all active services.
• c) Reloads the systemd manager configuration.

Which command would you use to restart the sshd service?

• service sshd restart

• systemctl reload sshd

• systemctl restart sshd

• init sshd restart

Which command is used to start a service in Red Hat Linux using systemd?

• service start

• systemctl start

• init start

• rc start

Which directive in the sshd_config file is used to specify the port that SSH listens on?

• ListenPort

• SSHPort

• Port

• ServicePort

What is the default target unit that resembles the traditional multi-user runlevel 3 in systemd?

• multi-user.target

• default.target

• runlevel3.target

• graphical.target

To set the GUI (graphical target) as the default boot target, which command should be used?

• systemctl enable graphical.target

• systemctl start graphical.target

• systemctl default graphical.target

• systemctl set-default graphical.target

To restart the SSH service after making changes to the configuration file, which command should be used?

• sudo systemctl restart ssh

• sudo systemctl restart sshd

• sudo systemctl reload sshd

• sudo systemctl start sshd

Where is the default location for the SSH private key stored after running ssh-keygen?

• /etc/ssh/id_rsa

• ~/.ssh/id_rsa

• /usr/local/ssh/id_rsa

• /root/.ssh/id_rsa

How can you check the status of a service in Red Hat Linux?

• systemctl status

• service status

• check status

• init status