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IBM i ships with a default user profile for each user class, and the default Security Officer user profile, named QSECOFR, is the closest equivalent to the root user of a Unix-like operating system. [77] IBM i can be set to use one of five levels of security, which control the extent to which the operating system's security features are ...
IBM RPG. RPG is a high-level programming language for business applications, introduced in 1959 for the IBM 1401. It is most well known as the primary programming language of IBM's midrange computer product line, including the IBM i operating system. [1] RPG has traditionally featured a number of distinctive concepts, such as the program cycle ...
Qshell. Qshell is an optional command-line interpreter ( shell) for the IBM i operating system. Qshell is based on POSIX and X/Open standards. It is a Bourne -like shell that also includes features of KornShell. [1] The utilities (or commands) are external programs that provide additional functions. The development team of Qshell had to deal ...
IBM System p. The IBM AS/400 ( Application System/400) is a family of midrange computers from IBM announced in June 1988 and released in August 1988. It was the successor to the System/36 and System/38 platforms, and ran the OS/400 operating system. Lower-cost but more powerful than its predecessors, the AS/400 was extremely successful at ...
Flexible access to WebSphere Liberty is provided through additional distributions as a docker image [22] and Cloud Foundry buildpack. [23] In September 2017 IBM moved ongoing development of Liberty into a new Open Source project called Open Liberty. [24] Open Liberty is the source for the Liberty runtime in WebSphere Application Server.
IBM formerly made the AIX for RS/6000 source code available to customers for an additional fee; in 1991, IBM customers could order the AIX 3.0 source code for a one-time charge of US$60,000; [33] subsequently, IBM released the AIX 3.1 source code in 1992, [34] and AIX 3.2 in 1993. [35]
PL/I (Programming Language One, pronounced / p iː ɛ l w ʌ n / and sometimes written PL/1) [1] is a procedural, imperative computer programming language initially developed by IBM.It is designed for scientific, engineering, business and system programming.
t. e. IBM Remote Access Computing (RAX) is a discontinued early time-sharing system for IBM System/360 introduced in 1966. [1] RAX was based on an earlier system, RACS. developed jointly by IBM and Lockheed Aircraft in Marietta, Georgia in 1965. The system influenced a number of other timesharing systems including MCGILL-RAX from McGill ...