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Regardless of the name, the superuser always has a user ID of 0. The root user can do many things an ordinary user cannot, such as changing the ownership of files and binding to network ports numbered below 1024. The name root may have originated because root is the only user account with permission to modify the root directory of a Unix system.
The command su, including the Unix permissions system and the setuid system call, was part of Version 1 Unix.Encrypted passwords appeared in Version 3. [5] The command is available as a separate package for Microsoft Windows as part of the UnxUtils collection of native Win32 ports of common GNU Unix-like utilities.
sudo (/ s uː d uː / [4]) is a program for Unix-like computer operating systems that enables users to run programs with the security privileges of another user, by default the superuser. [5] It originally stood for "superuser do", [ 6 ] as that was all it did, and this remains its most common usage; [ 7 ] however, the official Sudo project ...
A third-party supervisor application, like Superuser or SuperSU, can then regulate and log elevated permission requests from other applications. Many guides, tutorials, and automatic processes exist for popular Android devices facilitating a fast and easy rooting process.
A superuser account is an account that exists outside the scope of the system's security policy, hence in UNIX root can modify files that the permissions bits give him no access to. Single-user systems like DOS, OS <X, Win95/98/ME, and BeOS lack superuser accounts since they lack security policies.
Reposted from User talk:Jguk/admin criterion:; How about a sub-category of admins? No powers to do the 'sexy' things, but the power to do the tedious chores? I don't envision people signing up because they're eager to do the work, but a public-spirited user could adopt a particular housekeeping duty (say, dealing with copyvios), and do a few whenever she feels like it.
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Microsoft PowerToys is a set of freeware (later open source) system utilities designed for power users developed by Microsoft for use on the Windows operating system. These programs add or change features to maximize productivity or add more customization.