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The cd command can be used to change the working directory of the working drive or another lettered drive. Typing the drive letter as a command on its own changes the working drive, e.g. C: ; alternatively, cd with the /d switch may be used to change the working drive and that drive's working directory in one step.
Some commands are built into the command interpreter; others exist as external commands on disk. Over multiple generations, commands were added for additional functions. In Microsoft Windows, a command prompt window that uses many of the same commands, cmd.exe, can still be used.
MS-DOS command prompt with drive letter C as part of the current working directory. File Manager displaying the contents of drive C.. In computer data storage, drive letter assignment is the process of assigning alphabetical identifiers to volumes.
In MS-DOS, a batch file can be started from the command-line interface by typing its name, followed by any required parameters and pressing the ↵ Enter key. When DOS loads, the file AUTOEXEC.BAT, when present, is automatically executed, so any commands that need to be run to set up the DOS environment may be placed in this file.
The command is also available in FreeDOS [5] and PTS-DOS. [6] The Windows SUBST command is available in supported versions of the command line interpreter cmd.exe. [7] In Windows NT, SUBST uses DefineDosDevice() to create the disk mappings. The JOIN command is the "opposite" of SUBST, because JOIN will take a drive letter and make it appear as ...
In most computer file systems, every directory has an entry (usually named ".") which points to the directory itself.In most DOS and UNIX command shells, as well as in the Microsoft Windows command line interpreters cmd.exe and Windows PowerShell, the working directory can be changed by using the CD or CHDIR commands.
Both commands are available in FreeCOM, the command-line interface of FreeDOS. [8] In Windows PowerShell, pushd is a predefined command alias for the Push-Location cmdlet and popd is a predefined command alias for the Pop-Location cmdlet. Both serve basically the same purpose as the pushd and popd commands.
Most of the PC-DOS 6.1 manual is quite suitable for the NT command prompt, because they use the same commands and switches. The DOS 5 heritage of both OS/2 and Windows NT means that both have a drive-path convention, like c:\path\file, and that many of the utilities and commands that exist in DOS 5 exist in both OS/2 and NT, and batches will ...