June 2014
Beginner
504 pages
14h 1m
English
CHAPTER 11
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Shells
The shell is a command interpreter that provides a line-oriented interactive and noninteractive interface between the user and the operating system. You enter commands on a command line. They are interpreted by the shell and then sent as instructions to the operating system (interactive). The command-line interface is accessible from GNOME and KDE through a terminal window. You can also place commands in a script file, to be consecutively executed much like a program (non-interactive). This interpretive capability of the shell provides for many sophisticated features. For example, the shell has a set of file-expansion characters ...