Tech Mahindra Mainframe Interview Questions & Answers |REAL-TIME Interview Questions for Experienced
Автор: Mainframe Guru
Загружено: 2021-06-06
Просмотров: 37630
Tech Mahindra Mainframe Interview Questions & Answers |REAL-TIME Interview Questions for Experienced | Mainframe Guru | Technical Questions
1. There is a file coming from source. Job is having 5 steps. I don’t want to create the files in intermediary's steps. I just want to create the final file in STEP 5. What will you do?
2. I have a job . There is a cobol program in this job. Load module are given in the load libraries A, B, C, and D. From where the module will pick?
3. How will we write the JCL for COBOL DB2 program?
4. I have a job and it is running with COB+DB2 program. It is used to complete within 5 minutes. One day it is running for ½ hour. How can I know whether it is going into loop, or processing huge number of records? We can’t open file/table.
5. How will we override the nested proc statement?
6. One job has 5 steps. 3rd step is abending and I want to bypass the 3rd step. What will you do?
7. I have COB+DB2 and in which I have certain variables, some are normal variables, and some are host variables. How can I differentiate it just from working storage section? What is difference between COPY and INCLUDE?
8. I have COB+DB2 program and have SQL query and that sql query gives us many records. How would you handle it?
9. What is difference between VSAM & a flat file ?
10. Why do we use withhold option?
11. Write a sql query for fetching the maximum salary for each department id with empl id?
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