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MainFrame Interview Questions
Questions Answers Views Company eMail

registers(0-15) ,where they are going be resides., does that mean here is it resides whether real or virtual memory? and why? then why we are assign even registers(0 to 6) for FP operations????

 3 6066

How can i check the object existance in RPG program without using QCMDEXC command.

IBM, JDA,

7 29798

I have to run a select query on DB2 table and show its data on CICS map. Please tell me.

 2 6164

how to allocate a dynamic dataset in jcl ?

Patni, TCS,

3 14889

how to display comp3 variables reply soon ?

Patni,

4 10186

is it mandatory to give data division before procedure division ? wht happens if i give procedure division first thn data division ? reply soon

Patni,

2 7221

Can multiple CICS regions exist under one O/S?

 2 5049

i have a base gdg consisting of 12 versions like jan to dec. i need to concatante this gdg to another gdg which have version 1 or to the base gdg itself can anyone give me the code pls ?

IBM,

4 7976

i have a file which contains duplicates ? my requirement is to eliminate duplicates and these elminated duplicates should be moved to another file can any code this using sort ?

IBM,

3 7338

u have passed sme charecters thru parm parameter in jcl. how do u code in cobol to recieve the values u gave in parm ?

IBM,

2 6186

wht happens if we close cursor with cursor with hold option?

Valtech,

3 11060

how can u view a vsam file using file-aid

CSC, IBM,

5 26008

can u explain gdg with example wht happens if we give limit,empty,noempty,scartch and no scartch

IBM,

1 12575

Can we write same stepname for one or more steps in on job ?

 2 12559

How to Pass table from a cobol program to another cobol program and how to use that table in called program

Patni, SunGard,

8 19379

Un-Answered Questions { MainFrame }

What is the purpose of rollback and commit?

585

What is the pic clause for the any bll cell type of data fields?

538

How to convert a spool file to PDF file in AS400?

726

What is a set in idms?

465

How are composite and multiple indexes different?

543




How are data passed from jcl parm to assembler program?

573

What are the different opcodes used for file operation on a subfile in a rpg pgm?

1085

what is an online rpg?

710

Name a few IBM utility programs, and explain its function.

4424

Can you define mdt?

674

How do you define an altindx?

556

What is the need of base registers in IBM 360/370?

2267

What does a disposition of (new,catlg,keep) for a dsn mean?

602

What is the abend command?

571

Can you define mapset?

598

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