7.1. Analysis
Up to now the system has been operating in single-user mode. There
is no login process and anyone who boots the system goes straight into a
shell with root privileges. Obviously, this is not the normal operating
mode for most GNU/Linux distributions. Most systems feature multi-user
capability where many users can access the system simultaneously with
different privilege levels. These multi-user systems also support virtual
consoles so that the keyboard and video display can be multiplexed between
several terminal sessions. So in this phase we would like to add the
following enhancements to the system: