Mainframe Software Developer Interview Questions
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Mainframe Software Developer interview questions shared by candidates
In mainframe interview, they ask a lot of questions about DB2 and related to optimization.
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DB2 is a database product from IBM. It is a Relational Database Management System (RDBMS). DB2 is designed to store, analyze and retrieve the data efficiently. DB2 product is extended with the support of Object-Oriented features and non-relational structures with XML. Less
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DB2® is the database of choice for enterprise-wide solutions. Optimized to deliver industry-leading performance while lowering costs, IBM DB2 offers extreme performance, flexibility, scalability and reliability for any size organization. ... IBM DB2 offers extreme performance ... Less
How would you bypass change management processes to dynamically change OS JCL streams?
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You would need to establish a baseline set of JCL procedures and identify the parameters which could change depending on the run time requirements. The domain values for all variables would need to be stored in DB2 table or a VSAM indexed file and a Stored Procedure or REXX script would need to determine what variables were required for a particular run and obtain them from the VSAM or DB2 datastore. These parameters would need to overlaid onto the templatge JCL and the resulting JCL stream would need to be submitted via the internal reader. The feasibility of this would depend on the scheduling software in use on the mainframe LPAR. Less
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This may be too simple of an answer, but I would have answered the question by saying I would do this as a global change. Less
They will ask all their team issues to you to provide solution instantly so they can use it!
1 Answers↳
I have answered everything up to my knowledge
