On "1-2-3-4-5-6-7-8-9-0 Day," tech lovers all over the world celebrated the moment when the clocks in the popular Unix computer operating system struck that exact stream of numbers. But on Feb. 13 ...

What are open-source operating systems? Underpinning an operating system, for example Windows on your PC or Android on your phone, is many, many lines of code. Allowing anyone to inspect the ...

Linux isn't a certified Unix system, and some say it definitely isn't Unix. The key question for a business is if a commercial Unix flavor is enough like Linux that you can make an easy transition ...

Indeed, OS X is a fully featured Unix operating system (certified as Unix by the Open Standard Groups).

If you're new to the UNIX operating system, especially if you're familiar with Windows, you'll find that the file access control mechanisms might not be exactly what you expect.

Directories named /boot or /kernel relate to system booting and the core of the operating system itself. The /usr/local file system was used to hold files that were unique to some particular site.

Unix was the most-used operating system at the time, both commercially and in academic institutions. For the individuals, however, Unix was just too expensive to use.

NEW PROVIDENCE— Dennis Ritchie was supposed to travel to Tokyo last month to receive the prestigious Japan Prize for his role in inventing the UNIX computer operating system. The earthquake and ...