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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.
The wsl.exe command accesses and manages Linux distributions in WSL via command-line interface (CLI) – for example via Command Prompt or PowerShell. With no arguments it enters the default distribution shell. It can list available distributions, set a default distribution, and uninstall distributions. [30]
The current Linux manual pages for su define it as "substitute user", [9] making the correct meaning of sudo "substitute user, do", because sudo can run a command as other users as well. [10] [11] Unlike the similar command su, users must, by default, supply their own password for
It can run multiple command-line apps, including text-based shells in a multi-tabbed window. It has out-of-the-box support for Command Prompt, PowerShell, and Bash on Windows Subsystem for Linux (WSL). [6] It can natively connect to Azure Cloud Shell. [7] Terminal augments the text-based command experience by providing support for:
CLIs are made possible by command-line interpreters or command-line processors, which are programs that read command lines and carry out the commands. Alternatives to CLIs include GUIs (most notably desktop metaphors with a mouse pointer , such as Microsoft Windows ), text-based user interface menus (such as DOS Shell and IBM AIX SMIT ), and ...
COMMAND.COM, the original Microsoft command line processor introduced on MS-DOS as well as Windows 9x, in 32-bit versions of NT-based Windows via NTVDM; cmd.exe, successor of COMMAND.COM introduced on OS/2 and Windows NT systems, although COMMAND.COM is still available in virtual DOS machines on IA-32 versions of those operating systems also.
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cmd.exe in Windows NT 2000, 4DOS, 4OS2, 4NT, and a number of third-party solutions allow direct entry of environment variables from the command prompt. From at least Windows 2000, the set command allows for the evaluation of strings into variables, thus providing inter alia a means of performing integer arithmetic. [26]