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

what is the compile process of cobol program expalin with code

IBM,

2652

can we modify the code in copy book? if it possible how to submit ofter the modification.

IBM, L&T,

3 8189

if we compile the cobol+ db2 program now ofter 5 years we need to compile again?

TCS,

1 5979

lines(1,cancel)??What is meant by that??Plz explain it....

IBM,

1 4333

What is the use of KSDS,LDS,ESDS,RRDS??what is VRRDS?? How are all these useful in realtime scenario??Plz helpme out...Its a recent question in IGATE..

iGate,

8829

how to resolve sb37,sd37 se37 abends

Keane India Ltd,

3 24300

delete rules in db2

Keane India Ltd,

1 8153

how to compress the data set

Keane India Ltd,

8 19302

print ids(/)char??what is the full form of ids??

HCL, Hotel Jobs,

2 11159

what is Reentrancy and Quasi-reentrancy?

1 5040

how to modify the copy book?explain with examples

TCS,

2 6372

what is static and dynamic call with examples?

IBM,

4 9782

how to resolve the soc4 error?

ITC Infotech,

5 12056

in vsam at the creation of cluster what is the use of RECSZ parameter?

TCS,

2 13705

In vsam at the cluster creation for KSDS FREESPACE parameter is required but for ESDS FREESPACE parameter is not required ?

IBM,

4 13058

Un-Answered Questions { IBM MainFrame }

write a cobol logic. i have file that has 10 records .1 record go to first output file and second record goes to 2 output and etc

1304

What is redefines clause in COBOL?

1352

Write the code implementing the perform … varying.

1124

What is the full form of adabas?

1048

What are fset, frset?

1072

What is the meaning of the enq command?

1148

why should SYSIN DD * statement should not be included inside a PROCedure snippet??? please answer this.. i need to know.

2506

How do you use altindxs in batch, cics programs?

1104

Have you caused any huge mistakes for the bank?

990

If a ceo wants to see all employees of the company from an online screen. How will be the design of the map from the developer point of view?

1089

how do we prepare test data using file-aid tool?

2608

What is control interval?

1124

does uni-rexx give me any capabilities designed specifically for the unix environment?

1038

What does the keyranges parameter in define cluster command do?

1125

What is the difference between the mro & isc?

1120

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