trademark IBM), nicknamed Big Blue, is an American multinational technology company headquartered in Armonk, New York and present in over 175 countries. IBM is

IBM AS/400

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

History of IBM magnetic disk drives

hard disk drive (HDD) and floppy disk drive (FDD) were invented by IBM and as such IBM's employees were responsible for many of the innovations in these

IBM Personal Computer

The IBM Personal Computer (model 5150, commonly known as the IBM PC) is the first microcomputer released in the IBM PC model line and the basis for the

IBM Director

IBM Systems Director is an element management system (EMS) (sometimes referred to as a "workgroup management system") first introduced by IBM in 1993

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