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.

Data are available in both an IBM 360/370 format and a "Universal Character" format ... A number of specific groups of companies can be extracted from the tape by the following key fields: Series ...

Following is the IBM mainframe evolution starting with the System/360 introduced in 1964. The IBM mainframe is the longest running computer family in history. Although current IBM mainframes are ...