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

How can we arrange duplicate records in a file?

1087

What are the record format field mapping options in cpyf?

1027

What is the use of jdftval in as400?

1407

What is file information data structure(infds) in as400?

1477

What is the default access path of a file?

1109

What is the difference between non-join logical files and join logical files?

1122

What is library is as400? What are the types of library?

1 1618

Can you define mdt?

1085

Can you explain dfhmdf bms macro?

1061

Can you explain multitasking and multithreading?

1150

Can you explain dfheiblk?

1090

Can you define aica abend?

1153

Can you explain primary aspect of cics?

1158

Can you define bms?

1051

Can you explain cics translator?

1039

Un-Answered Questions { MainFrame }

How does jcl act on code(if you take a cobol program)?

1286

Is it possible to left uncode disp? If yes, how?

1190

What do you understand by the term notcat 2 – gs?

1241

What is runstats utility in db2?

1019

What is db2 optimizer?

1235

Why did you choose to work with ibm mainframe cobol programming?

1101

Why we are not able to perform insert delete and update operation in Join logical file?

1466

What is the difference between hdam and hidam databases?

1131

How can values be passed from the job stream to an executable program?

1441

which are the string manipulation opcodes?

1079

Tell me how many alternate indexes you can have on a dataset?

1099

Explain cedf transaction commands?

1143

Difference Between Call & Sbmjob?

1293

How to execute stored procedure in db2 command editor?

1049

How to traceback if I am getting SOC7 or SOC4 abend? List down the steps

5373

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