IBM MainFrame Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

COBOL (1072)
JCL (1031)
CICS (755)
DB2 (1122)

IMS (143)
IDMS (107)
Natural (81)
ADABAS (26)

REXX (60)
Assembler (68)
CLIST (6)
QMF (32)

MVS (25)
OS390 (10)
OS 2 (7)
VSAM (319)

IBM MainFrame Interview Questions

Questions Answers Views Company eMail

How To Compile The COBOL-BD2-CI CS Programs In Real TIme? Please Give Me the Detailed Description?

CSC, IBM,

1 6863

How do you enter into cics region and how many regions available?

Cap Gemini,

1 8000

How can you compare table column after update and before update?

Satyam,

5 10300

Can any one write coding for scrolling logic or page up & page down?

Cap Gemini, Satyam,

1 14404

How To Retrive The VSAM Datasets in CICS application programs?

Accenture, IBM,

1 3868

Which of the following characters is NOT valid in column 7? a. - b. \ c. * d. # e. $

4 8728

Ques: How can we code COND parameter in a JCL so that only even steps (or only odd steps) get execute??

HSBC,

3 19019

Is It Possible to Update or change in VIEW Mode?

CSC,

5 12720

2)Where the Plan is located in CICS-DB2?

IBM,

1 5594

If I want to increase the Limit in GDG. What should I do?

IBM,

2 13580

Can we use two or more SYSPUNCH DD statements in a JCL for multiple unload (SYSREC00 & SYSREC01)..?

1 8859

How many types of sorts are there in cobol?

Cap Gemini,

5 14312

1.Is it possible to move the data from 99.99 to 99v99? 2.What is the CICS-vsam Compilation process? 3.In My GDG 5 generation will be there GDG3 got an abend what will happen? 4.In my GDG first generation is +1 And I want to add the new generation what will happen previous generation? 5.How can you give the PIC clause below conditions A). s9 (reddy), B). s9 (5) occurs 5 times? 6.How override the proc from a particular step? and what is symbolic and override Procs?

IBM,

5889

If a sub program is called from mainprogram.I have opened cursor in main program and Fetch the result in subprogram ,Is it possible ?If yes please tell me the reason.

1 7095

in options (main) , what is meaning of main . if u not used main what will happen? After compiling, os will not understand where to load and execute from

AppLabs,

2252

Un-Answered Questions { IBM MainFrame }

the dfhcommara is used to pass information from one application to another. What are some other ways that this function can be accomplished?

1209

Is it possible to obtain a record from IDMS database without mentioning the record-name itself?

1398

Explain the system transid cemt?

1168

What is meant by a ‘Transid’ ?

1108

Is acct parameter mandatory?

1281

what disp parameter we mention for creation of temporary dataset so that we can use it in later steps?

1290

Why do we need reorg in db2?

1049

Which is the default, TEST BEFORE or TEST AFTER for a PERFORM statement?

1398

How to rename a table in DB2 ?

1153

Does jcl support automatic restart?

1295

What do you mean by cursor?

1042

Mention the downsides of page level lock.

1223

What is role in db2?

1167

List the type of locks?

988

Define concatenating?

1161

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