In order to migrate to IBM's first family of computers, emulators were built into the System/360 series. THIS DEFINITION IS FOR PERSONAL USE ONLY. All other reproduction requires permission.

If you think of IBM mainframe computers, you most likely are thinking of the iconic S/360 or the slightly newer S/370. But what about the 7070 from 1958? It had transistors! It didn’t ...

The IBM mainframe line that superseded System/360. Introduced in 1970 ... In the early 1980s, IBM added Extended Architecture (XA) to the series, featuring I/O enhancements and increased ...