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All data in IBM i, such as data files, source code, programs and regions of allocated memory, are encapsulated inside objects managed by the operating system (cf. the "Everything is a file" model in Unix). IBM i objects have a fixed type, which defines the set of applicable operations which may be carried out on them (for example, a Program ...
Secondly, IBM decided to reserve one and two digit model numbers for personal systems (e.g. PS/2 and PS/55), three digit numbers for midrange systems (e.g. AS/400) and four digit numbers for mainframes (e.g. ES/9000). The reassignment of two digit model numbers from midrange systems to personal systems was to prevent the personal systems from ...
The IBM Personal Computer, commonly known as the IBM PC, spanned multiple models in its first generation (including the PCjr, the Portable PC, the XT, the AT, the Convertible, and the /370 systems, among others), from 1981 to 1987. It eventually gave way to many splintering product lines after IBM introduced the Personal System/2 in April 1987.
IBM i series may refer to: IBM ThinkPad i series — laptop line (1998–2002) IBM eServer iSeries — server line (2000-2004)
Products, services, and subsidiaries have been offered from International Business Machines (IBM) Corporation and its predecessor corporations since the 1890s. [1] This list comprises those offerings and is eclectic; it includes, for example, the AN/FSQ-7, which was not a product in the sense of offered for sale, but was a product in the sense of manufactured—produced by the labor of IBM.
IBM Power Systems is a family of server computers from IBM that are based on its Power processors. It was created in 2008 as a merger of the System p and System i product lines. History
IBM System/360 Model 50. IBM announced the System/360 (S/360) line of mainframes in April 1964. [4] The System/360 was a single series of compatible models for both commercial and scientific use. The number "360" suggested a "360 degree," or "all-around" computer system.
IBM Series/1 in museum; tower include 4956 processor module and 4967 module inside of IBM 4997 Rack [3] Initially, model 1 (4952, Model C), [4] model 3 (IBM 4953) and model 5 (IBM 4955, Model F [4]) processors were provided. Later processors were the model 4 (IBM 4954) and model 6 (IBM 4956). Don Estridge had been the lead manager on the IBM ...