Pages in category "DEC operating systems" The following 16 pages are in this category, out of 16 total. This list may not reflect recent changes.

Digital Equipment Corporation (DEC / dɛk / ⓘ), using the trademark Digital, was a major American company in the computer industry from the 1960s to the 1990s. The company was …

Ultrix[1] (officially all-caps ULTRIX) is the brand name of Digital Equipment Corporation 's (DEC) discontinued native Unix operating systems for the PDP-11, VAX, MicroVAX [2] and …

Feb 6, 2023 · Based loosely on RSX-11, it was the primary first-party OS for VAX, and later Alpha DEC platforms. It still exists, having been ported to Itanium by Compaq/HP, and later divested …

Oct 6, 2023 · In 1977, DEC introduced the VAX, a new line of minicomputers that featured a 32-bit instruction set architecture and virtual memory. Its operating system, VMS, was a multi …

Jun 21, 2023 · DEC Batch-11 – an operating system created by the Digital Equipment Corporation (DEC). The first version of DOS-11 was released in 1970 and was the first operating system to …

OpenVMS是 美国DEC公司 （Digital Equipment Corporation）为其VAX以及Alpha计算机开发的操作系统。OpenVMS操作系统是从VMS系统演化而来的，而VMS是VAX计算机的早期操作系统。

OpenVMS is a server operating system, originally developed by Digital Equipment Corporation (DEC) as VMS. It was enhanced by Compaq, HP(E), and is now licensed to VMS Software, …

Jul 7, 2021 · DEC made multiple incompatible lines of minis, many called PDP-something -- some with 9-bit logic, some with 12-bit, 16-bit, 18-bit, or 36-bit logic (and an unreleased 24-bit model, …