COBOL Interview Questions : Series 5

COBOL Interview Questions for professionals. 

Please use the comment section to answer.

1. Explain what is the difference between interrupt Service Routine and Subroutine in COBOL?
2. What do you mean by LENGTH in COBOL II  in COBOL?
3. What is SET TO TRUE used for  in COBOL?
4. Explain what is the Importance of GLOBAL clause according to new standards of COBOL?
5. What is an in line PERFORM ? Under what circumstances would you use it  in COBOL?
6. In a COBOL II PERFORM statement, when is the conditional tested, before or after the perform execution?
7. When does a scope terminator become mandatory ?
8. What is the difference between a binary search and a sequential search ? What are the pertinent COBOL commands ?
9. Explain in detail the difference between an internal and an external sort, the advantages and disadvantages, internal sort syntax?
10. Explain call by context by comparing it to other calls. ?
11. What was removed from COBOL in the COBOL II implementation ?
12. What is the significance of ‘above the line’ and ‘below the line’ ?
13. How can you get current date from system with century?
14. What is the maximum length of a field you can define using COMP-1?
15. Why do we code S9(4) COMP? In spite of knowing COMP-3 will occupy less space?
16. What is the LINKAGE SECTION used for ?
17. What is the difference between COMP & COMP-3  in COBOL?
18. Explain what is the difference between NEXT SENTENCE and CONTINUE ?
19. Consider a scenario, if you were passing a table via linkage, which is preferable - a subscript or an index ?
20. Explain what is the difference between a subscript and an index in a table definition ?
21. What do you mean by the linkage section  in a COBOL program?
22. What is Redefines clause in COBOL?
23. How many sections are there in data division ?
24. How do you define a variable of COMP-1 and COMP-2 ?
25. What is PERFORM and VARYING  in COBOL ?
26. Differentiate COBOL and COBOL-II with examples?
27. What is the LINKAGE SECTION used for in a COBOL program?
28. Explain what is the Purpose of POINTER Phrase in STRING command?
29. Explain what is the difference between NEXT and CONTINUE clause?
30. What do you mean by explicit scope terminator  in COBOL?
31. How many bytes does a S9(7) COMP-3 field occupy ?
32. What do you mean by COMP-1 and COMP-2 in COBOL?
33. How can you tell if a module is being called DYNAMICALLY or STATICALLY ?
34. What is the point of the REPLACING option of a copy statement  in COBOL?

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