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

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MainFrame Interview Questions

Questions Answers Views Company eMail

How many instream we can write in single jcl?

1 1817

How to override a dsn that is contained in a proc called by another proc? I need to do the override in the calling jcl?

1162

How to get the last record in vsam file in cluster? And how can you get the ksds file records into your cobol program?

1144

How can you get the ksds file records into your cobol program?

1100

How do define dynamic array in cobol. how do you define single dimensional array and multidimensional array in your cobol?

1246

How do define dynamic array in cobol.

1136

how do you define single dimensional array and multidimensional array in your cobol?

1100

How do you eliminate the duplicates?

919

Tell about how do you eliminate the duplicates?

1006

We have an output dataset in job with disp parameter as shr.

948

File1 has 100 records and file2 has 200 records I want to copy 50 records which are in both file into file3?

928

What is open data path?

1001

What is the primary file?

1132

What is the use of member in pf?

992

Last statement of any rpg program is lr?

1082

Un-Answered Questions { MainFrame }

There are 5 fields and 1000 records in a file. Unload it into an array. Write the syntax for declaration and how will you unload it.

1435

what is the difference between call and ++call?

1456

What is a set in idms?

840

is it possible to create a physical file without dds?

1983

what is the differences between getting the system time with eibtime and asktime command?

1136

How does cobol compile db2 program?

1060

what do you mean by idcams? Explain its purpose?

967

Explain dd statement in jcl?

1130

What are fillers? What is the actual use of fillers? With mall/simple example?

1006

Where the QTEMP library will get created? if the the answer is QSYS, then howcome more than one job can create same library name(QTEMP) in QSYS? what is the uniqueness of QTEMP? For example, run the below command in different workstation WRKOBJ QSYS/QTEMP And take 8 in the option to check the description. both will have different info. so where(which LIB) exactly the QTEMP is stored?

8611

Receive consists of buffer option in it. What is the significance of this option?

1047

What do the compilers provide?

1436

how to read database records without locking them?

1844

What is the difference between an obtain next and obtain first in idms?

879

What is the pic clause for the hhmmss type of data fields?

941

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