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... UNIX is outstanding in both its long life and strength. ... UNIX – In the Beginning
UNIX was first formulated in the Bell Laboratories under AT&T. ... – UNIX.
The UNIX project team members established a set of guidelines to assist them in development of the system:
(i) Make each program do one thing well. ...
The first documentation of the new operating system was the “UNIX Programmer’s Manual” by Ken Thompson and Dennis Ritchie. In the second edition of the manual, it was mentioned that the “number of Unix installations has grown to 10.”
In 1973, UNIX was rewritten in C, making it eventually portable – able to be used on different computer systems. As a C language operating system, UNIX became more programmer-friendly. ... The Middle Years of UNIX
In 1975 Ken Thompson visited his old school, the University of California at Berkeley. He took UNIX with him and there met graduate student Bill Joy. Joy developed a line editor named ex that was later refined into vi, the UNIX visual editor. ... By 1978 Bill Joy began circulating the Berkeley version of UNIX and called it BSD (Berkeley Software Distribution).
Approximate Word count = 882
Approximate Pages = 3.5
(250 words per page double spaced)
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