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

COBOL (1072)
JCL (1031)
CICS (755)
DB2 (1122)

IMS (143)
IDMS (107)
Natural (81)
ADABAS (26)

REXX (60)
Assembler (68)
CLIST (6)
QMF (32)

MVS (25)
OS390 (10)
OS 2 (7)
VSAM (319)

IBM MainFrame Interview Questions

Questions Answers Views Company eMail

difference between MSGSFL AND SFL?

1 3232

what are the commands that frequently used in cl?

1 2690

how to find a "source of particular program"?

1 3102

what does the keyword SFLRCDNBR?

1 2648

is it possible to create a new field dynamically?

1 2521

what is the msg id for OPNQRYF?

1 2777

have you ever know what is the meaning of Packed Decimal

1580

is it possible to write array elements to pf

1595

error code 7030 cpf7030 what is the level check error

1 3166

how will you find a particular line in debugging if its a infinite loop

1771

how to handle duplicate records in rpg program?

1841

we cant write data into file using cl program then what is sndf

1669

how do you seton setoff group of indicators

1756

What do you mean by monitor block?

1859

what is the use of overlay keyword

1793

Un-Answered Questions { IBM MainFrame }

Explain dfsort utility?

1350

What are the rules employed while naming the steps in a job?

1149

Which command is used to connect to a database in DB2 ? Give the Syntax.

1110

What is nvl in db2?

1109

Mention the location where the output received from explain statement is stored.

1134

What is the physical storage length of the data types: date, time, timestamp in the db2 database?

1169

A word in the computer memory is identified by_________

1018

What is the usage of comp fields in cobol?

1191

How to find primary key of a table in db2?

1069

what are transient data sets defined to cics?

1183

What is the meaning of the deq command?

1148

i want to store 20 digits . how will u do it in cobol ?

1429

Which mode is used to operate the sequential file?

1213

What is distributed relational database architecture? And components?

1008

What is the mainframe testing? Categorize the mainframe manual testing?

963

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