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The IBM Information Management System (IMS) is a joint hierarchical database and information management system that supports transaction processing. [1] Development began in 1966 to keep track of the bill of materials for the Saturn V rocket of the Apollo program, and the first version on the IBM System/360 Model 65 was completed in 1967 as ICS/DL/I and officially installed in August 1968.
IBM stencil for HIPO. HIPO model (hierarchical input process output model) is a systems analysis design aid and documentation technique from the 1970s, [1] used for representing the modules of a system as a hierarchy and for documenting each module. [2] [3]
In this, the "child" is the same type as the "parent". The hierarchy stating EmpNo 10 is boss of 20, and 30 and 40 each report to 20 is represented by the "ReportsTo" column. In Relational database terms, the ReportsTo column is a foreign key referencing the EmpNo column. If the "child" data type were different, it would be in a different table ...
International Business Machines Corporation (using the trademark IBM), nicknamed Big Blue, [6] is an American multinational technology company headquartered in Armonk, New York and present in over 175 countries. [7] [8] It is a publicly traded company and one of the 30 companies in the Dow Jones Industrial Average.
IBM DevOps Code ClearCase (also known as IBM Rational ClearCase) is a family of computer software tools that supports software configuration management (SCM) of source code and other software development assets. It also supports design-data management of electronic design artifacts, thus enabling hardware and software co-development.
IBM Consulting, rebranded in 2021 from IBM Global Business Services, is the professional services and consulting arm of IBM. [1] It provides services to companies, global government organizations, non-profits and NGOs .
In practice, HSM is typically performed by dedicated software, such as IBM Tivoli Storage Manager, or Oracle's SAM-QFS. The deletion of files from a higher level of the hierarchy (e.g. magnetic disk) after they have been moved to a lower level (e.g. optical media) is sometimes called file grooming. [2]
The following is a chronological list of people who have served as chief executive officer of IBM, an American multinational technology and consulting corporation headquartered in Armonk, New York. Thomas J. Watson (1914–1956) [1] Thomas J. Watson, Jr. (1956–1971) [1] T. Vincent Learson (1971–1973) [1] Frank T. Cary (1973–1981) [1]