The following are list of most commonly used errors in CICS. The list is bigger but to make it simple here I have given common error codes that you get in projects in your day to day development.
The power filled CICS tutorial terribly useful for developers and production support people. Read more.
Absolutely four ways you can make mistake in writing CICS date and time logic. Understand these simple things and write your CICS program effectively. Read more.
Step by step points explained how to write CICS logic in COBOL for mainframe online projects.
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The best way of writing SQL select query in SQL to avoid ambiguous column issue. Mostly people confuse with alias concept. This SQL query using alias in SELECT is beneficial to apply in your current project.
CLIST is an interpreted language. CLISTs can be run in background (by running JCL which executes the TSO control program (IKJEFT01)). Read more with examples.
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The top 10 SQL questions on functions given in a Quiz format. Highly useful for SQL developers to apply this knowledge in your project directly. Read more.
The popular and trending AWS certifications are most valuable to show that you have acquired AWS skills. As an administrator he should obtain multiple certifications, among those AWS SysOps Administrator certification is mandatory. Read more.