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COBOL Redefines: How to Use Correctly
COBOL Redefines clause top rules and example on how to use it. Read More ⇢
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How to Create VSAM dataset without Using IDCAMS and Option 3.2
Many friends asked how to create VSAM dataset without IDCAMS and Option 3.2. Of course you can use tools to create VSAM dataset. Using SMS (Storage management subsystem) you can create a dataset. The following parameters you need give in JCL, RECORG=option Option==> KS or LS or RR or ES… Read More ⇢
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How to Improve COBOL Table Lookup Performance
Don’t open the file until you need it: The OPEN and CLOSE instruction generates a lot of excessive code, so the recommendation is to always put all of your files in the same OPEN and the same CLOSE. Well the default number of buffers in MVS is 5, so each… Read More ⇢
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25 Top COBOL Recently asked Interview Questions
COBOL interview questions of type multiple choice you can read and learn quickly to your next interview. Read More ⇢
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8 Top Rules to Write Updatable-view
Read only views and Updatable view and its top rules useful for SQL developers. Read More ⇢
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Top 27 CICS interview Questions to Revise Concept Quickly
The most popular interview questions on CICS transaction server and TSQ and TDQ concepts. Really good to apply in your project and to learn quickly. Read More ⇢
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2 Super Ideas on Using COMP and COMP-3
How to define COMP and COMP-3 data type fields in your COBOL program explained with super ideas. Read More ⇢
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JCL for DB2 LOAD and UNLOAD Utilities
Here are sample JCL you need for DB2 Load and Unload utilities. On this page DB2 UNLOAD JCL DB2 LOAD JCL Sample DB2 UNLOAD JCL Sample DB2 LOAD Utility JCL Below are the control statements for the Load utility. Data is loaded from tape into the AVAILABILITY_D table. The DDNAME… Read More ⇢
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The Real Purpose of RELEASE Command in CICS
What is the function of RELEASE command in CICS? And why you need to use this command? The main function of LOAD and RELEASE commands are to reduce the storage used. The main benefit is dynamically we can LOAD a program to memory and we can issue CALL statement to… Read More ⇢
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