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Tutorial on Assembler Language – Presentation
This Assembler tutorial educates on writing code for mainframe computers, providing efficiency and performance through specific hardware manipulation. Read More ⇢
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Top Mainframe Interview Questions ( 2 of 3)
The selected list of Mainframe Questions on COBOL, JCL and DB2. The list given here you can read from your smart phones easily.Read more. Read More ⇢
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DB2: How to Create Function-Best example
The example to created function in DB2. Read More ⇢
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VSAM Verify: How to Resolve Catalog Errors
Verify command in VSAM can be used to correct the catalog file related errors. The errors if any found in the files the verify command and checks and correct those error. This post is all about VSAM verify command. Read More ⇢
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How SYNCPOINT Performs to Carry out LUW in CICS
How syncpoint works in CICS and syntax to write it you will know here. SYNCPOINT- Is thread safe command. It just establishes syncpoint. Syntax: SYNCPOINT—————————————————>< SYNCPOINT ROLLBACK – Back out to last syncpoint. This is also thread safe command. Syntax: >>-SYNCPOINT–ROLLBACK—————————————–>< Keep Reading Read More ⇢
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SQL NULL: Tricky Interview Question
SQL NULL example query and how it returns when you write query. Read more. Read More ⇢
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Mainframe Vs Unix Top Differences
Mainframe and UNIX operating system differences to read today. Read More ⇢
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Mainframe -OS/390 and ZO/s difference
This question asked for many mainframe programmers. They are unable to tell correct answer. For your benefit I am giving the basic difference. OS/390: This architecture runs under 32 BIT address space Z/OS: This architecture runs under 64-BIT address space. Read More ⇢
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JCL ‘BPXBATCH’ Utility to run UNIX commands
Below is the sample JCL to run UNIX commands in JCL using the BPXBATCH utility. JCL to Use BPXBATCH Utility About ‘nc’: ‘nc’ is the command which runs netcat, a simple Unix utility that reads and writes data across network connections, using the TCP or UDP protocol. It is designed… Read More ⇢
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