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2. IBM Z - Wikipedia

   en.wikipedia.org/wiki/IBM_Z

   A pair of IBM mainframes. On the left is the IBM z13 (while the naming was changed, the z13 line had a zSystems label on doors). On the right is the IBM LinuxONE Rockhopper. IBM Z [1] is a family name used by IBM for all of its z/Architecture mainframe computers.

3. History of IBM mainframe operating systems - Wikipedia

   en.wikipedia.org/wiki/History_of_IBM_mainframe...

   The history of IBM mainframe operating systems is significant within the history of mainframe operating systems, because of IBM's long-standing position as the world's largest hardware supplier of mainframe computers. IBM mainframes run operating systems supplied by IBM and by third parties. The operating systems on early IBM mainframes have ...

4. IBM mainframe - Wikipedia

   en.wikipedia.org/wiki/IBM_mainframe

   IBM mainframes are large computer systems produced by IBM since 1952. During the 1960s and 1970s, IBM dominated the computer market with the 7000 series and the later System/360, followed by the System/370. Current mainframe computers in IBM's line of business computers are developments of the basic design of the System/360.

5. z/OS - Wikipedia

   en.wikipedia.org/wiki/Z/OS

   An IBM System Z10 mainframe computer on which z/OS can run. z/OS is a 64-bit operating system for IBM z/Architecture mainframes, introduced by IBM in October 2000. [2] It derives from and is the successor to OS/390, which in turn was preceded by a string of MVS versions.

6. Template : History of IBM mainframe operating systems

   en.wikipedia.org/wiki/Template:History_of_IBM...

   Both IBM and non-IBM operating systems are included, the main criterium is a notable usage on IBM mainframe computers. This table cannot fit all the names, so choose only most important ones from each family. The year in the table is a date of practical system introduction, whether in commercial, academic, or other environment.

7. z/Architecture - Wikipedia

   en.wikipedia.org/wiki/Z/Architecture

   Traditionally IBM Mainframe memory has been byte-addressable. This kind of memory is termed "Central Storage". IBM Mainframe processors through much of the 1980s and 1990s supported another kind of memory: Expanded Storage. It was first introduced with the IBM 3090 high-end mainframe series in 1985. [28] Expanded Storage is 4KB-page addressable.

8. Back to the 1970s: IBM in mainframe antitrust suit again - AOL

   www.aol.com/news/2009-10-09-back-to-the-1970s...

   International Business Machines (IBM) used to dominate the computer industry -- especially in the 1960s when mainframe computers were the only game in town. During the 1970s, that dominance gave ...

9. IBM System z9 - Wikipedia

   en.wikipedia.org/wiki/IBM_System_z9

   IBM 2094 System z9, open front with one Support Element IBM 2094 System z9, rear IBM 2094 System z9, open rear. IBM System z9 is a line of IBM mainframe computers. The first models were available on September 16, 2005. The System z9 also marks the end of the previously used eServer zSeries naming convention. It was also the last mainframe ...