What do you understand by psb and acb?



What do you understand by psb and acb?..

Answer / Rajani

In COBOL, PSB (Program Storage Base) is a memory address specified in the IDENTIFICATION DIVISION that defines the starting location of program data areas.nnACB (Authorization Control Block) is used to manage access to files and databases on mainframe systems. It contains information about user authorization, including permissions and limits.

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