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Speaking UNIX, Part 11: Ramble around the UNIX file system
http://www.ibm.com/developerworks/aix/library/au-speakingunix11/?S_TACT=105AGX59&S_CMP=HP&ca=dgr-lnxw07unixspeak11
Many directories in the UNIX(R) file system serve a special purpose, and certain directories are named per long-standing convention. In this installment of the 'Speaking UNIX' series, discover where UNIX stores important files.f
Added 18 years ago