CICS Interview Questions Part 1

CICS Interview Questions.

Learn by sharing CICS Interview Questions asked in TCS,Wipro, Infosys and IBM.

Mainframe professionals are invited to share the answers in the comment section.

1. Which is the option of the HANDLE AID command in CICS?
2. Which CICS command must be issued by the application program?
3. What table must be update when adding a new transaction and program?
4. What is the importancee of RDO in CICS?
5. What is the meaning of the ENQ and DEQ commands?
6. Describe the function of DFHMDF BMS macro?
7. Explain what is the difference between START and XCTL ?
8. Differentiate between a physical BMS mapset and a logical BMS mapset ?
9. What is the command that is used to delay the processing of a task for a specified time interval or until a specified time?
10. What is the CICS command that gives the length of TWA area?
11. What do you mean by a CICS task?
12. Explain in brief what is difference between call and link ?
13. Explain what is a logical message in CICS?
14. What does it mean when EIBCALEN is equal to zeros?
15. What are the two ways of breaking a CPU bound process to allow other task to gain access to CPU.
16. What are the differences between DFHCOMMAREA and TSQ?
17. What are the three working storage fields used for every field on the map in CICS?
18. Name and explain some common CICS abend codes?
19. In the CICS command level all the re-entrancy issues are handled by the System (True or False).?
20. How would you release control of the record in a READ for UPDATE?
21. How is the stopper byte different from an auto byte in CICS?
22. How do you invoke other programs? What are the pros and cons of each method?
23. How do you control cursor positioning in CICS?
24. For multi-threading an application program need not be re-entrant(True or False).
25. Explain how to handle exceptional conditions in CICS.
26. Can you access QSAM (seq) files from CICS?
27. Why must all CICS programs have a Linkage Section?
28. Which is the program which determines whether a transaction should be restarted?
29. Which CICS system program is responsible for handling automatic task initialization?
30. What us the primary function of the Sign-on Table ?
31. What is the size of commarea in CICS ?
32. Explain what is the meaning of the SYNCPOINT command?
33. What is the function of the CICS translator ?
34. Explain what is the difference between the enter key, the PF keys and the PA keys
35. Explain what is the command used for receiving a map from a terminal?
36. What is the CICS Command that is used for reading a record from the TDQ?
37. What is meant by program re-entrance in CICS?
38. What is effect on RECEIVE MAP when PF key is pressed and also when PA key is pressed?
39. Explain what is ASRAABEND in CICS?
40. What do you mean by Logical Unit of Work (LUW) ?
41. What does Pseudo Conversational mean in CICS?
42. What are the various types of accesses that can be allowed by the SERVREQ option of the DFHFCT
43. Differentiate between Temporary Storage Queue (TSQ) and Transient Data Quene (TDQ)?
44. What are the attribute values of Skipper and Stopper fields in CICS?
45. The process of writing its own type of journal records by the application program
46. Name some command used for CICS file browsing in CICS
47. In which CICS table would you specify the length of the TASK WORK AREA (TWA)?
48. Explain how would you resolve an ASRA abend?
49. How is the storage determined in the symbolic map, if you have multiple maps ?
50. Explain how do you make your BMS maps case sensitive
51. How do you define Task Work Area in CICS?
52. How and where is the TWA size set in CICS?
53. Can you define multiple maps in a BMS mapset?

Related Posts