The HP-UX Operating System and PA-RISC Architecture

HP-UX 11i is the latest version of the Unix[26]-based operating system released by Hewlett-Packard. It's an industrial-strength operating system that is well regarded for keeping its UNIX roots in its high level of robustness and extending the basic System V capabilities.

[26] UNIX is a registered trademark of the Open Group.

HP-UX 11i is based on the prior incarnation of HP-UX, version 11.00. This earlier version began shipping in late 1997 and was significant in two ways: HP-UX 11.00 was the first version of a UNIX-based operating system that featured a full 64-bit kernel. Also, it was amazingly flexible, able to execute both 32-bit and 64-bit applications in tandem. This 64-bit capability ...

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