Clanton Chilton County Schools receives first letter grade report card. Chilton County Schools was graded as a 76 (corresponding letter grade of a C) on Alabama's first A-F state report card issued Feb. 1 for ... Read more | Add your comment. February 1, 2018 by Joyanna Love.
Unix (officially UNIX) is a registered trademark of The Open Group that refers to a family of computer operating systems and tools conforming to The Open Group Base Specification, Issue 7 (also known as POSIX.1-2008 or IEEE Std 1003.1 - 2008).
When first introduced, UNIX was a trademark of Bell Laboratories (AT&T), which is now owned by The Open Group, who obtained the trademark in 1993. Today, Unix and UNIX are accepted as correct and interchangeable when referring to the operating system.