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There is no "default" Unix shell. Different Unix vendors shipped different shells.
There is no standard 'format' command in Unix.
William Holliker has written: 'UNIX Shell commands quick reference' -- subject(s): UNIX (Computer file), UNIX Shells
A shell is a command interpreter. This is not limited to Unix. The programs COMMAND.COM or CMD.EXE are also shells in the DOS/Windows environments. The program EXPLORER.EXE is also a shell, though with a graphical interface.
Different shells are not required in Unix; they happen to be available to users to switch to if they wish. Different shells have different environments, depending on what type of user you are. Some users prefer one shell environment over another but it is merely personal choice, not a requirement.
Rather than listing them all here (which is subject to change), it would be better if you went to the web sites for the various flavors of Unix/Linux to check on what processors are supported.
Don Crabb has written: 'Macspeed' 'Running UNIX so it doesn't run you' -- subject(s): Computer programs, UNIX Shells, UNIX device drivers (Computer programs) 'Getting the Most Out of Ninja'
tar extension can more or less be compared to zip: a tarball (this is the name of a "tar extension'ed file") is used to group file (and eventually folders of files). Although tarballs are mostly used in Unix flavors, programs such as WinRar for Windows can extract files from them. In short, such drivers may work for both Windows and/or Unix flavors.
You can write, compile and execute C-programs in both DOS and Unix, if that's what you meant.
To write programs in it. A prominent example is UNIX.
UNIX command to display the current datedate +'%d/%m/%Y'Niraj sharma
There is no official term for such an application, nor is there an official definition for "Windows-style", for that matter.