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A Small UNIX Tutorial

What's UNIX?. An operating system claimed to be

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A Small UNIX Tutorial

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    1. A Small UNIX Tutorial By CGS3063 staff

    2. What’s UNIX? An operating system claimed to be “standard” “from microcomputers to supercomputers” Invented by AT&T Bell Labs in late 60’s Currently there are different versions of UNIX such as SunOS, Linux, DEC OSF/1, AIX, HP-UX 10, Solaris, IRIX, SCO UNIX, etc.

    3. Why we need UNIX? For this class you need to work from your class grove account to finish your homework and/or submit your term paper Knowing basic UNIX commands is essential to finish your homework

    4. UNIX Commands ls [names] – list files contained in a directory name or that match a file name. If no name is given list those files in current directory. ls –a list all files including hidden files ls –l list in long format (including details like permissions, owner, size, etc.), works very much like dir ls –al list all files (including hidden files) in long format ls –dl dir_name lists information about the directory, “dir_name”.

    5. What is a Directory? Your home directory might contain a public_html directory. Your public_html directory might contain an “index.html” file.

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