Unix (officially trademarked as UNIX, sometimes also written as Unix with small caps) is a computer operating system originally developed in 1969 by a group of AT&T employees at Bell Labs, including Ken Thompson, Dennis Ritchie, Douglas McIlroy, and Joe Ossanna. Today’s Unix systems are split into various branches, developed over time by AT&T as well as various commercial vendors and non-profit organizations.
Previous year question papers for the Unix subject
e-notes for the unix
e-learning : learn unix on your self
here are the power point presentations for all the units
Advanced unix studies
Unix lab manual
***more posts on all other subject will be made shortly,thank you