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

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IBM MainFrame Interview Questions

Questions Answers Views Company eMail

When output dataset space is required, what quantity categories are used?

1430

What parameter of the job statement is used to limit the cpu time consumed by the job?

1342

How can an in-stream dataset be terminated?

1402

What is the purpose of the dd keylen parameter?

1294

What is the purpose of dd?

1302

What statement marks the end of an in-stream or catalogued procedure?

1 2063

What parameters can be used to limit the number of records written to a sysout dataset?

1 1910

How can the submitting users racf authority be overridden in a job stream?

1357

Differentiate cobol and cobol-ii. (Most of our programs are written in cobolii, so, it is good to know, how, this is different from cobol)?

1177

What guidelines should be followed to write a structured cobol prgm?

1217

What is amode(24), amode(31), rmode(24) and rmode(any) (applicable to only mvsesa enterprise server) ?

1277

What are the bind parameters ibm db2?

1109

what are bind concepts in db2 cobol?

1143

What are foreign keys in db2?

1176

Is it possible to combine uni-rexx with a compiled language in any application? What applications interfaces are there?

993

Un-Answered Questions { IBM MainFrame }

What is the common work area?

1046

Let us say you have a collection of multiple maps in cics. So if you are asked to determine the exact storage space that is available in a symbolicmap, then how will you compute it?

1191

What is dbms in ims?

1109

In job processing, what happens in execution stage?

1297

what is diffrence b/w file-aid tool and file-aid utility???

4971

Explain delete-connected tables?

1102

What are the error (ONCODES) codes did you encounter in PL/1 programme?

2976

Can we redefine the field of x(200) to less than 200?

1439

Is it possible to move the alphanumeric variables to a numeric variable?

1296

I have File 1 occurs 5 times with Employee-ID,Employee-Name,Employee-Dept (EEE and MECH). I have File 2 occurs 10 times with Employee-ID,Employee-Name,Employee-Dept (EEE,CIVIL,CHEMICAL and MECH). In FIle 1 and FIle 2 , for matching Employee-DEPT (Only MECH) , we need to move entire records from file1 to file 2. We should not use 2D array. Your help is needed here.

1637

What is the difference between bind and rebind in db2?

1518

Explain what happens when you issue a escape routine in a program? Will there be any compilation /run time erro?

1027

What is the difference between fixed length and variable length records?

938

Can you define mdt?

1154

How can a stopped job be started again?

1248

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