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

plz give the syntax for receive map and receive text cmds in cics

1 8903

plz tell me abt PF key and PA keys

Cap Gemini,

2 9137

what is s000 u4087 error? please give the all error codes in cobol,jcl.

17936

in cobol main pgm is calling sub pgm but sub pgm does not exists , what abend i get if submit the job?

HSBC,

2 10254

How to remove the spaces at end of each record in the output file Via COBOL program? note: The file has a VB length

TCS,

3 9487

I am getting S00F abend when i try to compare two variable of different pic class,one variable is of 9(09) and another is S9(09) comp-3. First i moved the data from S9(09) comp-3 to 9(09), but no luck. So i tried to move the data from S9(09) comp-3 to X (09) and move to 9(09). I am getting same error message, Please help me to find solution for this ptoblem. ERROR MESSAGE - "The system or user abend S00F R=NULL was issued."

1 7012

what is filler and what is use of filler

Syntel,

3 8733

Can we use group-by clause in sub-query? If 'yes' means,Will it be executed successfully or else If 'no' means why should we not using that method? Give me your suggestion please....

1 4886

how to write a jcl prog to copy alternate recs from ps1 to another ps2,suppose ps1 having 10 recs?

Steria, TCS,

2 9961

what is the sqlcode -501

IBM, Polaris, Zeus,

5 13323

Suppose I have 5 dataset listed under a single DD name in a catlogued PROC. How can I override one of those 5 dataset (say 3rd dataset)?

Cognizant,

5 30264

In a COBOL program, 2 tables TABLE1 and TABLE2 are defined that are indexed by INDEX1 and INDEX2 respectively. Can we use INDEX1 with TABLE2 and INDEX2 with TABLE1?

1 5157

I am totally confused on IMS message segments. When I create a message and it contains 5 segments does the entire message have a 32k limit or does each segment have a 32k limit? Is there a setting in the stage1 sys gen that defines if a transaction can receive/send multi-segmented messages?

1 3757

I understand Join always perform better than subqueries. Then what is the advantage/use of Subqueries/correlated subqueries etc.,in DB2 programming.Please explain.

2118

How to select the duplicate rows from a table?

4 8798

Un-Answered Questions { IBM MainFrame }

cics command level is?

1248

What are the parameter we cannot use in procedure?

1202

Explain about LMQUERY�give a dialog information about a data set

1516

What is dbkey?

941

What is a storage group (stogroup)?

1292

What is the difference between oracle and db2?

1177

Is acct parameter mandatory?

1280

What is null indicator in cobol db2?

1116

What is an in line perform? When would you use it? Anything else you wish to say about it.

1145

What is a segment in ims?

1086

State the difference between jes2 and jes3?

1067

what are bind concepts in db2 cobol?

1142

What is buffer pool?

1160

hi,what is the module? how many modules in mainframe based banking projects

3045

Mention the types of job control statements?

1231

For More Un-Answered { IBM MainFrame } Questions Click Here