About BookA book helps you to easily run out UNIX operating system. It content overall commands with illustrative examples. Language of book is very easy to understand. Pictorial representation make a book nice to read. This powerful, multi-user, multitasking operating system initially developed at AT&T Bell Laboratories in 1969 for use on mini-computers. UNIX is considered more portable, that is, less computer-specific, than other operating systems because it is written in C language. Newer versions of UNIX have been developed at the University of California at Berkeley and by AT&T.
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