Term of the Moment

doomsurfing


Look Up Another Term


Definition: i5/OS


The operating system for IBM's i5 midrange computers. Introduced in 2004, OS/400 became i5/OS to coincide with the i5 line of servers. In 2008, i5/OS was renamed IBM i when the System i and System p hardware lines merged into Power Systems. See Power Systems and IBM i.