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  • Os390 Vs Zos Top Differences

    All may not be aware of these differences sometimes. Yes, all mainframe professionals are experts in the technologies, but in these not that much. Knowing a little bit about architecture will definitely keep you ahead. ZOs: It is 64 bit processing system it was introduced in 2000 It supports all mainframe technologies, C, C++, Java…

  • Why GETMAIN You Need in CICS Programs

    The real use of CICS GETMAIN command given with sample code.

  • Successful 2 Years

    I started my blog in 2010. Two years completed now. It has received very good response from all mainframe professionals. I will improve further my blog this year. Thanks for reading my blog.

  • CICS Commands: Return, GoBack, Stop Run, Exit Program

    CICS Exit, Return, Goback, and Stop run commands.

  • CICS Quasi Reentrant Program Means

    Concept of Quasi re-entrant in mainframe cics.

  • JCL IEFBR14 do-nothing Utility

    JCL do nothing utility sample code and benefits in mainframe batch processing.

  • COBOL – Global, Initial, External,Common

    The External, Common, Initial and Global are the frequently confusing clauses for COBOL developers. The powerful examples given here are an excellent source to understand and implement by all developers. Read more.

  • Plain English at Work: Why It Matters More Than Ever

    In today’s fast-moving workplaces, the ability to communicate clearly is not just a bonus—it’s essential. Whether you’re writing emails, project reports, user manuals, or even technical documents, using Plain English ensures your message is understood quickly and accurately by everyone, regardless of their background. But what exactly is Plain English, and how can you apply…

  • DB2: Bind vs Pre-compilation errors

    Bind time errors and pre-compilation errors in DB2 programs

  • How to Write Sort Logic in COBOL – Here’s Best Example

    Are you ever taken Quiz on Cobol? It is completely free-for your HELP just check out here. The following syntax of sort has some hidden meanings. Just I would like to share those: COBOL Sort Key Points Here, all the files opened and closed automatically. No need to open/write explicitly. All these files can be…

  • The Complete List of COBOL Special Registers

    I am giving here some of the important Cobol special registers. These are very much useful in the program to get additional information. ADDRESS OF JNIENVPTR LENGTH OF RETURN-CODE SHIFT-IN SHIFT-OUT SORT-CONTROL SORT-CORE-SIZE SORT-FILE-SIZE SORT-MESSAGE SORT-MODE-SIZE SORT-RETURN

  • JCL- Inrec, Overlay and Outrec-DFSORT

    DFSORT in JCL is the best reporting tool. To generate complex reports from the input dataset especially in mainframe, you need to know how to use certain key parameters. Read more.