The last answer to this was incorrect. Whether or not you are the only user on the system or not: Linux is always a multi-user operating system.
No. There is no single user interface for Linux. GNOME. KDE, Xfce, Fluxbox, and CDE are all examples of user interfaces / desktop environments for Linux.
multi-user system
No. Linux, like Unix, is designed to be a multi-user system.
It is a multitasking, multiuser opearting. It is a version of UNIX .
When debating Linux versus Windows, it has been debated that Linux is an out outdated system and is not user friendly. Conversely Windows conversely has had the label of slowing down the entire system and is intended simply for single user.
There are many types of single user operating systems available today; they encompass the systems found on mobile phones and personal computers. Examples of popular single user, multitasking operating systems, for example, include Windows, Linux, and Mac OS X.
The Linux administrator is called the "root" user.
With most Unix-derived systems, "root" is the super-user account.
Yes, as long as they have user accounts on both machines.
There is no singular user interface for Linux. Linux itself makes no requirement for a user interface. There are plenty of interfaces: GNOME, KDE, Xfce, LXDE, BASH, ZSH, CSH, TSH, FISH, and dozens of window managers.
A Linux user can belong to multiple groups, and in most circumstances, it would be very difficult to utilize a Linux system without being so.
Linux is used world wide, on many different systems, for many different purposes, and there is no country that "usually" uses this operating system. China, due only to the fact that there are more people in China. No single country is necessarily the "major" user of Linux.