Whenever a cics program goes through a compilation process, there is always some extra code that is added to the program. Where exactly does this new piece of code go to and what is it termed as ?
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Answer / Kuldeep Kathail
The additional code generated during the compilation process in CICS is typically placed at the beginning or end of the original program code. This added code, which includes system control instructions, is known as Overlay Control Area (OCA) or Prologue and Epilogue.
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