From the course: Linux Foundation Certified System Administrator (LFCS) Cert Prep

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Boot or change system into different operating modes (optional)

Boot or change system into different operating modes (optional) - Linux Tutorial

From the course: Linux Foundation Certified System Administrator (LFCS) Cert Prep

Boot or change system into different operating modes (optional)

- [Instructor] Currently, our Linux operating system boots to this login screen. Now, tens of programs need to be loaded, some of them in a very specific order so that we can get to this screen. Now, how does Linux know how to do this? With the help of what are called System D target. When the operating system boots up, it takes a look at what the default system D target is, and we can check for ourselves what target is currently set as default with this command, systemctl get-default. The name graphical.target suggests that the operating system is configured to boot into a graphical environment. The file graphical.target contains instructions about what needs to happen to arrive at this target. By reading this, the operating system knows what programs it needs to launch in what order to boot this target. Booting into a graphical target is pretty demanding. If we don't need our operating system to load up a graphical user interface, we can change the default boot target. We can type…

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