Below are some important CICS interview questions which are asked in most MNC company interviews for beginners or professionals.
16. What is the use of DCT?
Destination Control Table used define TDQs
17. When you compile a CICS program, the (pre) compiler puts an extra chunk of code. Where does it get included and that is it called? What is its length?
DFHEIBLK, DFHCOMMAREA.
18. What is MDT? What are FSET, FRSET?
MDT: Bit in the attribute byte indicating modification of field on screen. Happens on an input operation.
FSET: Sets MDT on to ensure field is transmitted. Happens on an output operation
FRSET: Reset MDT. Until this happens, field continues to be sent.
19. What is the attribute byte?
Defines the display/transmission of field. Most cases is an output field from the program.
20. What is the difference between physical map and symbolic map?
The physical map is the load module and the symbolic map is the data structure.
16. What is the use of DCT?
Destination Control Table used define TDQs
17. When you compile a CICS program, the (pre) compiler puts an extra chunk of code. Where does it get included and that is it called? What is its length?
DFHEIBLK, DFHCOMMAREA.
18. What is MDT? What are FSET, FRSET?
MDT: Bit in the attribute byte indicating modification of field on screen. Happens on an input operation.
FSET: Sets MDT on to ensure field is transmitted. Happens on an output operation
FRSET: Reset MDT. Until this happens, field continues to be sent.
19. What is the attribute byte?
Defines the display/transmission of field. Most cases is an output field from the program.
20. What is the difference between physical map and symbolic map?
The physical map is the load module and the symbolic map is the data structure.
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