COBOL Interview Questions and Answers for experienced & Fresher | Scenario Based Questions

COBOL Interview Questions and Answers for experienced & Fresher | Scenario Based Questions | Mainframe Guru Q1. Client has provided an excel sheet to update the amount in a table (i.e. amount field host variable for table is Comp-3 type). How will you update amount in a table? Q2. What is difference between CONTINUE & NEXT SENTENCE? Q3. When the changes made in sub-program, those modification should not be reflected in main program variable? Q4. How will you rewrite records in a file? Q5. What is difference between REDEFINE & RENAME? Q6. Why we cannot define an Occurs clause at 01 level? Q7. What is the difference between comp and comp-3? Q8. How to read COMP-3 value in a sequential file? Q9. Is COMP-3 items always better than COMP with respect to memory usage? Q10. Where does Area B starts from? Q11. Difference between Static Call and Dynamic Call Q12. How many character/string handling functions in COBOL? Q13. What are difference between STOP RUN, EXIT PROGRAM, GO BACK? Q14. I have a KSDS Student file with 4 bytes key. First two-bytes contain class number and next two-bytes contain student number. I want to read all the students in class ‘02’. How will you do that? #COBOLinterview, #COBOLinterviewquestions, #COBOLquestions