CreateDirectory["dir"] creates a directory with name dir. CreateDirectory[] creates a directory in the default area for temporary directories on your computer system.
$BaseDirectory gives the base directory in which systemwide files to be loaded by Mathematica are conventionally placed.
$PrePrint is a global variable whose value, if set, is applied to every expression before it is printed.
RenameDirectory["dir_1", "dir_2"] renames the directory dir_1 to dir_2.
$UserBaseDirectory gives the base directory in which user-specific files to be loaded by Mathematica are conventionally placed.
DeleteDirectory["dir"] deletes the specified directory.
CopyDirectory["dir_1", "dir_2"] copies the directory dir_1 to dir_2.
Print Selection prints a selection.
Functions for manipulating files. Different operating systems have different commands for manipulating files. Mathematica provides a simple set of file manipulation ...
DirectoryStack[] gives the directory stack that represents the sequence of current directories used.