Subsystem
A long-running service under z/OS that applications use — CICS, DB2, IMS, MQ. Each runs in its own address space.
See it in context
What is a mainframe?: The stack, from metal to your program
A long-running service under z/OS that applications use — CICS, DB2, IMS, MQ. Each runs in its own address space.
See it in context
What is a mainframe?: The stack, from metal to your program