CICS Interview Questions (51 - 54)

51. How Dynamic Memory Allocation is Handled in the CICS Program?

CICS handles dynamic memory allocation using the GETMAIN command to allocate memory and FREEMAIN to release it.

52. Explain the term Multi Region Operation.

Multi Region Operation (MRO) is a CICS feature that allows multiple CICS regions to communicate and work together on the same system or across different systems. The main purpose is to distribute workload, improve performance, and enable modular system design.

53. What exactly is CEMT?

CEMT (CICS Execute Master Terminal) is a CICS-supplied transaction used to monitor and manage CICS resources at runtime. It display, install, activate, or modify resources like programs, files, transactions, TDQs, etc.

54. The error code AEIV?

The CICS error code AEIV indicates an "Invalid Request", typically caused by an incorrect parameter or an unsupported operation in a CICS command.

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