OS/2
OS/2 is a series of computer operating systems, initially created by Microsoft and IBM, then later developed by IBM exclusively. The name stands for "Operating System/2", because it was introduced as ...
OS/2 - Wikipedia
EComStation
eComStation or eCS is a PC operating system based on OS/2, published by Serenity Systems and Mensys BV. It includes several additions and accompanying software not present in the IBM version of the sy...
EComStation - Wikipedia
Operational Control Language
Operational Control Language (OCL) is the control language of the IBM System/34 and System/36 minicomputer family. Other control languages include CL (System/38 and AS/400), JCL (System/370), and REX...
IBM 8100 DPCX
DPCX (Distributed Processing Control eXecutive) was an operating system for the IBM 8100 small computer system. IBM hoped it would help their installed base of IBM 3790 customers migrate to the 8100...
Information Presentation Facility
Information Presentation Facility (IPF) is a system for presenting online help and hypertext on IBM OS/2 systems. IPF also refers to the markup language that is used to create IPF content. The IPF l...
Network Installation Manager
Network Installation Manager is a system management framework on the IBM AIX operating system that installs and manages systems over a network.
SHARE Operating System
The SHARE Operating System, also known as SOS, was created in 1959 as an improvement on the General Motors GM-NAA I/O operating system, the first operating system, by the SHARE user group. The main ta...
IBM 8100 DPPX
Distributed Processing Programming Executive was an operating system introduced by IBM, pre-installed on the IBM 8100 and later ported to the ES/9370.
IBM System/34, 36 System Support Program
System Support Program (SSP) was an operating system for the IBM System/34 and System/36 minicomputers. SSP was a command-based operating system released in 1977.
SSP originally contained 60 or so...
IBM System/34, 36 System Support Program - Wikipedia
Workload Partitions
AIX Workload partitions (WPARs) are a software implementation of operating system-level virtualization technology introduced in the IBM's AIX 6.1 operating system that provides application environment...
Graphical Data Display Manager
GDDM (Graphical Data Display Manager) is a computer graphics system for the IBM System/370 which was developed in IBM's Hursley lab, and first released in 1979. GDDM was originally designed to provide...
IBM RSCT
IBM Reliable Scalable Cluster Technology (RSCT) is a set of software components that together provide a comprehensive clustering environment for AIX, Linux, Solaris, and Windows operating systems. RSC...
Project Monterey
Project Monterey was an attempt to build a single Unix operating system that ran across a variety of 32-bit and 64-bit platforms, as well as supporting multi-processing. Announced in October 1998, se...
Project Monterey - Wikipedia
IBM Academic Operating System
Academic Operating System (AOS) was IBM's version of 4.3BSD Unix for the IBM RT. It was offered to academic institutions as an alternative to AIX, the usual RT operating system.AOS had a few extra fea...
IBM 4690 OS
4690 Operating System, sometimes shortened to 4690 OS or 4690 is a specially designed Point of Sale operating system, originally sold by IBM; however, in 2012 IBM sold its retail business, including t...
IBM 4690 OS - Wikipedia
IBM AIX
AIX (Advanced Interactive eXecutive, pronounced /ˌeɪaɪˈɛks/) is a series of proprietary Unix operating systems developed and sold by IBM for several of its computer platforms. Originally released for...
IBM AIX - Wikipedia
IBM 7090/94 IBSYS
IBSYS was the tape based operating system that IBM supplied with its IBM 7090 and IBM 7094 computers. A similar operating system (but with several significant differences), also called IBSYS, was prov...
Accelerator (Software)
The Accelerator is a collection of development solutions for IBM i and Windows platforms using LANSA, and/or Microsoft .Net technologies provided by Surround Technologies(http://www.surroundtech.com)...
Accelerator (Software) - Wikipedia
IBM AIX SMIT
The AIX System Management Interface Tool (SMIT) is an interactive tool bundled with AIX which provides a menu-based alternative to the command line for managing and maintaining the AIX operating syste...
IBM AIX SMIT - Wikipedia
Z/OS
z/OS is a 64-bit operating system for mainframe computers, produced by IBM. It derives from and is the successor to OS/390, which in turn followed a string of MVS versions. Like OS/390, z/OS combines ...
Basic direct access method
Basic Direct Access Method, or BDAM is an access method for IBM's OS/360 and successors computer operating systems on System/360 and later mainframes. BDAM "consists of routines used in retrieving da...
IBM i
IBM i is an EBCDIC-based operating system that runs on IBM Power Systems and on IBM PureSystems. The name was introduced in 2008, and it is the current evolution of the operating system, previously na...
IBM i - Wikipedia
Input/Output Control System
Input/Output Control System (IOCS) is any of several packages on early IBM entry-level and mainframe computers that provided low level access to records on peripheral equipment. IOCS provides function...
Count Key Data
Count key data (CKD) is a direct access storage device (DASD) data architecture. Each physical disk record consists of a count field, an optional key field, and a ("user") data field with error correc...
Abnormal end
An ABEND (also abnormal end or abend) is an abnormal termination of software, or a program crash.This usage derives from an error message from the IBM OS/360, IBM zOS operating systems. Usually capita...