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ibm mainframes training

IBM mainframes

IBM mainframes

The IBM mainframes System/360 was introduced in 1964. Following the mainframe architectures used in IBM mainframes since the introduction of original System/360. Year Architecture Model numbersSystem/360 1964 System/360 2xxx (2020 to 2195) System/370 1970 System/370 3xxx (3115 to 3168) 1977 System/370 303x (3031, 3032, 3033) 1979 System/370 43xx series 1980 System/370 308x series (3081, 3083, …