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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 29803

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

 2 6165

how to allocate a dynamic dataset in jcl ?

Patni, TCS,

3 14891

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 7977

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 11063

how can u view a vsam file using file-aid

CSC, IBM,

5 26012

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

IBM,

1 12577

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

 2 12561

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

Patni, SunGard,

8 19382

Un-Answered Questions { MainFrame }

when are the unique constraints executed?

666

How are you going to remove duplicates from the file that is being read?

531

how do you reference the ksds vsam file formats from cobol programs

645

how can the same proc be re-used and called by many jobs?

898

What is difference between rename and prefix?

574




What are Naming Standards in QMF?

1223

How to get the cursor position when we receive a map?

570

How are composite and multiple indexes different?

543

What is afoper?

481

Why adabas is used?

529

Explain the hierarchy levels in jcl?

1111

. How to know why the OPM job is in MSGWAIT state?..WHAT COULD BE THE REASON FOR it?

7017

Mention the downsides of page level lock.

699

Differentiate between the joblib and the steplib statements?

850

What is a segment in ims?

578

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