JCL INTERVIEW QUESTIONS   1. What is primary allocation for a dataset? The space allocated when the dataset is first created. 2. What i...

VSAM 1. What are the different types of VSAM files available? ESDS: Entry Sequence Data Set KSDS: Key Sequence Data Set RRDS: Relative Da...

Mainframe classes The Mock Mainframe Mini-HOWTO Mainframe Migration and Upgrade Guide Introduction to IBM Mainframe Hardware & O...

1.          Which one of the following is an INCORRECT specification   for a data-nme? a)                   LAST-NAME b)                   ...

      1.      What is the Structured programming and how do you identify it? The difference between regular programming approach and struct...

       1.      What are the causes for S0C1, S0C4, S0C5, S0C7, and S0CB ABENDs? S0C1 - May be due to 1.Missing or misspelled DD name 2.Read/...

       1.      What compiler option would you use for dynamic linking? DYNAM.      2.      What is SSRANGE, NOSSRANGE ? These are compiler o...

       1.      What is the LINKAGE SECTION used for? The linkage section is used to pass data from one program to another program or to pass...

      1.      How do you reference the following file formats from COBOL programs: Fixed Block File   - Use ORGANISATION IS SEQUENTIAL. Use...

      1.      What is the different types of sorting available? Internal sort and external sort.       2.      How do you sort in a COBOL pr...