Run levels in Linux

Run levels are modes of operation for computer operating systems. We discuss the different run levels in the Linux OS and demonstrate how to change the default run level.

Table of contents.Introduction.Type of run levels.Init scripts.Changing run levels.Summary.References.Introduction.

A run level is an operational level describing the state of a system with respect to the services it is currently running. For example, when we boot a Linux OS, we have two options, boot into the graphica...