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

Explain the advantages of adabas?

1017

What is the full form of adabas?

957

What are the key features of adabas database system?

997

What is dbid used in adabas?

945

What is adabas?

1021

Explain how you can characterize tables in cobol?

1063

What is the usage of comp fields in cobol?

1188

In which area will you utilize 88 level items in cobol?

1165

How you can characterize tables in cobol?

1203

Name the various types of tables spaces.

1094

Name all the file-open modes

1080

How do you create a like table?

970

Explain the meaning of spufi?

1035

In a test environment, is there a need to run a runstats?

971

What is the term “where” for?

1007

Un-Answered Questions { MainFrame }

what are s0c1, s0c4, s0c5, s0c7 abends?

1309

What does the sample library of uni-rexx consist of?

1072

How to fetch 1000 error records from VSAM file(Eg: 1000000 records present) while getting SOC7 abend ?

2473

what is a query can be run in which mode?

1312

How to use the same COBOL program in Batch and CICS on lines? explain with an example

2393

What is multithreading in jcl?

1468

What parameters are used to control the free space in DB2?

1056

How to create a link between multiple maps in a mapset? How to make use of Transid in this case?

1885

What is the meaning of the eibaid field?

928

Space & Skip Are Which Level Keywords?

1193

What are the record format field mapping options in cpyf?

1029

what is a logical file?

1816

What is the difference between a return with transid and xctl?

1066

what is sflpag and sflsiz ?

3444

Using alternate indexes in batch program?

1109

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