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

IBM MainFrame (5234)
IBM AS400 (1355)
IBM PL/1 (31)

MainFrame Interview Questions

Questions Answers Views Company eMail

what is cursor stability?

IBM,

2 6197

how do we solve soc 7 and soc4 ?

Tech Mahindra,

3 10583

how the control comes back from subprogram to mainprogram

IBM,

3 7392

if a dataset is already created with fixed length but after that i want to change fixed length to variable length then how is it possible

IBM,

3 9211

what is the difference between perform varying and perform until

TCS,

4 20526

wat is curser?? and its types???

HSBC,

4 12355

Hi Dude,this is Ram.could any one tell me aboue CURRENT OF clause in DB2. Thanks in advance.......

2 5219

what is SYNCHRONIZATION?

Syntel,

3 7732

how to check the table is empty or not?

IBM,

3 11634

give the examples of strings in cobol

IBM,

1 5235

what is the difference between where clause and having clause

IBM,

2 8865

In cobol+DB2program if the code of cobol program has changed than i have to do precompilation once again?

TCS,

6 11327

In DCB, what is LRECL,BLKSIZE,DSORG

TCS,

1 8120

In SPACE,what is directory,RLSE

TCS,

6 10782

what is fixed length and variable length and difference between them

CGI, Wipro,

1 6544

Un-Answered Questions { MainFrame }

What are the common vsam error conditions and codes?

1082

what is subfile?

1593

What is the difference between inrec and outrec?

1120

How do I remove a flag or check no. or name when a user opens too many sessions?

2207

Difference between main program and a sub program in PL/1?

2951

Mention a credible reason why select* is never given preference in an sql program that has been embedded.

1194

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

1216

What is the purpose of dd * statement in jcl?

1289

Define redefine and its syntax?

979

What are the different parameters that are used in vsam?

1158

Ap wkur,=p5 where wkur is a label?

1151

what is the difference between COBOL2 AND COBOL390?

3052

What are the different open modes available in cobol?

1191

What is basic difference between directory and pds in ibm mainframe?

1177

How to Create a Prompted Query?

1769

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