59 relations: Access method, ADABAS, Address space, Application programming interface, Assembly language, Basic direct access method, Basic telecommunications access method, Batch processing, BOS/360, CICS, COBOL, Compiler, Computer multitasking, Computer operator, Data Language Interface, Database, Disk storage, Fortran, Fred Brooks, General Comprehensive Operating System, Grasp (software), High-level programming language, History of IBM magnetic disk drives, IBM, IBM 1050, IBM 1403, IBM 2540, IBM 4300, IBM 7090, IBM 9370, IBM Basic Programming Support, IBM mainframe, IBM Power (software), IBM System/360, IBM System/360 Model 30, IBM System/370, IDMS, ISAM, Jargon File, Job Control Language, Line printer, Linker (computing), Loader (computing), Magnetic tape data storage, Magnetic-core memory, Operating system, OS/360 and successors, Page table, PL/I, Punched card, ..., Punched card input/output, Self-relocation, Spooling, System generation, Tape drive, Timeline of operating systems, Utility software, Virtual memory, VSE (operating system). Expand index (9 more) » « Shrink index
An access method is a function of a mainframe operating system that enables access to data on disk, tape or other external devices.
ADABAS, a contraction of “adaptable database system", is a database package that was developed by Software AG to run on IBM mainframes.
In computing, an address space defines a range of discrete addresses, each of which may correspond to a network host, peripheral device, disk sector, a memory cell or other logical or physical entity.
In computer programming, an application programming interface (API) is a set of subroutine definitions, protocols, and tools for building software.
An assembly (or assembler) language, often abbreviated asm, is a low-level programming language, in which there is a very strong (but often not one-to-one) correspondence between the assembly program statements and the architecture's machine code instructions.
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.
Basic Telecommunications Access Method (BTAM) is a low-level programming interface specified by IBM for use on the IBM System/360 for start-stop and binary synchronous telecommunications terminals.
In computing, batch processing refers to a computer working through a queue or batch of separate jobs (programs) without manual intervention (non-interactive).
BOS/360 (Basic Operating System/360) was an early IBM System/360 operating system.
Customer Information Control System (CICS) is a family of mixed language application servers that provide online transaction management and connectivity for applications on IBM Mainframe systems under z/OS and z/VSE.
COBOL (an acronym for "common business-oriented language") is a compiled English-like computer programming language designed for business use.
A compiler is computer software that transforms computer code written in one programming language (the source language) into another programming language (the target language).
In computing, multitasking is the concurrent execution of multiple tasks (also known as processes) over a certain period of time.
A role in IT, computer operators oversee the running of computer systems, ensuring that the machines and computers are running properly.
Data Language Interface (Data Language/I, DL/I, Data Language/Interface, Data Language/One) is the language system used to access IBM’s IMS databases, and its data communication system.
A database is an organized collection of data, stored and accessed electronically.
Disk storage (also sometimes called drive storage) is a general category of storage mechanisms where data is recorded by various electronic, magnetic, optical, or mechanical changes to a surface layer of one or more rotating disks.
Fortran (formerly FORTRAN, derived from Formula Translation) is a general-purpose, compiled imperative programming language that is especially suited to numeric computation and scientific computing.
Frederick Phillips "Fred" Brooks Jr. (born April 19, 1931) is an American computer architect, software engineer, and computer scientist, best known for managing the development of IBM's System/360 family of computers and the OS/360 software support package, then later writing candidly about the process in his seminal book The Mythical Man-Month.
General Comprehensive Operating System (GCOS,; originally GECOS, General Electric Comprehensive Operating Supervisor) is a family of operating systems oriented toward mainframe computers.
GRASP was a systems software package that provided spooling facilities for the IBM/370 running DOS/VS or DOS/VSE environment, and IBM/360 running DOS or retrofitted with modified DOS.
In computer science, a high-level programming language is a programming language with strong abstraction from the details of the computer.
IBM manufactured magnetic disk storage devices from 1956 to 2003, when it sold its hard disk drive business to Hitachi.
The International Business Machines Corporation (IBM) is an American multinational technology company headquartered in Armonk, New York, United States, with operations in over 170 countries.
IBM 1050 Data Communications System is a computer terminal subsystem to send data to and receive data from another 1050 subsystem or IBM computer in the IBM 1400, IBM 7000 or System/360 series.
The IBM 1403 line printer was introduced as part of the IBM 1401 computer in 1959 and had an especially long life in the IBM product line.
The IBM 2540 is a punched-card computer peripheral manufactured by IBM Corporation for use of System/360 and later computer systems.
The IBM 4300 series were mid-range systems compatible with System/370 that were sold from 1979 through 1992.
The IBM 7090 is a second-generation transistorized version of the earlier IBM 709 vacuum tube mainframe computers that was designed for "large-scale scientific and technological applications".
The IBM 9370 systems were "baby mainframe" midrange computers, released 1986 at the very low end of, and compatible with System/370.
IBM Basic Programming Support/360 (BPS), originally called Special Support, was a set of standalone programs for System/360 mainframes with a minimum of 8 KiB of memory.
IBM mainframes are large computer systems produced by IBM since 1952.
POWER was an IBM operating system enhancement package that provided spooling facilities for the IBM System/360 running DOS/360 or retrofitted with modified DOS/360.
The IBM System/360 (S/360) is a family of mainframe computer systems that was announced by IBM on April 7, 1964, and delivered between 1965 and 1978.
The IBM System/360 Model 30 was a low-end member of the IBM System/360 family.
The IBM System/370 (S/370) was a model range of IBM mainframe computers announced on June 30, 1970 as the successors to the System/360 family.
CA IDMS (Integrated Database Management System) is primarily a network model (CODASYL) database management system for mainframes.
ISAM (an acronym for indexed sequential access method) is a method for creating, maintaining, and manipulating indexes of key-fields extracted from random data file records to achieve fast retrieval of required file records.
The Jargon File is a glossary and usage dictionary of slang used by computer programmers.
Job Control Language (JCL) is a name for scripting languages used on IBM mainframe operating systems to instruct the system on how to run a batch job or start a subsystem.
A line printer prints one entire line of text before advancing to another line.
In computing, a linker or link editor is a computer utility program that takes one or more object files generated by a compiler and combines them into a single executable file, library file, or another 'object' file.
In computer systems a loader is the part of an operating system that is responsible for loading programs and libraries.
Magnetic tape data storage is a system for storing digital information on magnetic tape using digital recording.
Magnetic-core memory was the predominant form of random-access computer memory for 20 years between about 1955 and 1975.
An operating system (OS) is system software that manages computer hardware and software resources and provides common services for computer programs.
OS/360, officially known as IBM System/360 Operating System, is a discontinued batch processing operating system developed by IBM for their then-new System/360 mainframe computer, announced in 1964; it was heavily influenced by the earlier IBSYS/IBJOB and Input/Output Control System (IOCS) packages.
A page table is the data structure used by a virtual memory system in a computer operating system to store the mapping between virtual addresses and physical addresses.
PL/I (Programming Language One, pronounced) is a procedural, imperative computer programming language designed for scientific, engineering, business and system programming uses.
A punched card or punch card is a piece of stiff paper that can be used to contain digital data represented by the presence or absence of holes in predefined positions.
A computer punched card reader or just computer card reader is a computer input device used to read computer programs in either source or executable form and data from punched cards.
In computer programming, a self-relocating program is a program that relocates its own address-dependent instructions and data when run, and is therefore capable of being loaded into memory at any address.
In computing, spooling is a specialized form of multi-programming for the purpose of copying data between different devices.
In computing System generation or sysgen is the process of creating a particular unique instance of an operating system by combining user-specified options and parameters with manufacturer-supplied general-purpose program code to produce an operating system tailored for a particular hardware and software environment.
A tape drive is a data storage device that reads and writes data on a magnetic tape.
This article presents a timeline of events in the history of computer operating systems from 1951 to the current day.
Utility software is system software designed to help analyze, configure, optimize or maintain a computer.
In computing, virtual memory (also virtual storage) is a memory management technique that provides an "idealized abstraction of the storage resources that are actually available on a given machine" which "creates the illusion to users of a very large (main) memory." The computer's operating system, using a combination of hardware and software, maps memory addresses used by a program, called virtual addresses, into physical addresses in computer memory.
z/VSE (Virtual Storage Extended) is an operating system for IBM mainframe computers, the latest one in the DOS/360 lineage, which originated in 1965.