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    Unix

    How does it work?

    * The heart of Unix is called the kernel, which allocates resources, controls access and manages memory.

    * The software that acts as the liaison between you and the kernel is called the SHELL. The shell interprets requests, and can be used as a high-level command language. There are several different shells for Unix; the IRT Sun 670 uses the C shell as its default, and others are available if you need them. The C shell is a popular environment to work in, and many textbooks reference it extensively. It is important to know what shell you are working in, in case you want to use shell scripts.

    * The Unix operating system includes tools for generating text, mail, commands, etc. Editors include emacs, vi, and ed.


     Modified: October 3, 2008 Home Contents Index Contact Us Search Feedback / Corrections