INTERVIEW QUESTIONS MAINFRAME CICS DETAILS

Question: What is the difference between the MRO & ISC?

Answer: MRO: Multi-Region Operation. MRO is the mechanism by which different CICS address spaces with in the same CPU can communicate and share resources. MRO is communication between a CICS system and other CICS system in the same processor. ISC: Intersystem communication.

ISC is the Communication between a CICS system and other non-CICS system or between a CICS system and other CICS system in the other processor.

MRO: Multi-Region Operation. MRO is the mechanism by which different CICS address spaces with in the same CPU can communicate and share resources. MRO is communication between a CICS system and other CICS system in the same processor. ISC: Intersystem communication.

ISC is the Communication between a CICS system and other non-CICS system or between a CICS system and other CICS system in the other processor.
Source: CoolInterview.com

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