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 u r recent task in insurence project?..plz tell how to tell this.

Syntel,

3411

how to get last 100 records in file-aid?

Syntel,

1 7659

how to edit a tape dataset ? asked in wipro

Wipro,

1 7078

How do we specify index to include or not during bind process.

Satyam,

2180

How to test SQL -911 error while developing COB-DB2 program

Satyam,

1 7681

How does -818 sql error occur? Why does it happen and what can be done to overcome this error code?

RBS,

5 13855

How different is the JCL executing a COBOL program? 1) if the program is using VB file as input. 2) if the program is using FB file as input.

HSBC,

1 7088

How can you execute a COBOL program via SYSIN in JCL?

1 6892

can a job be submitted through jcl only? is there another way to submit a job?

CSC,

2 8740

how we sort two input files based on a common column and giving one o/p file please send me the coding logic?

Valtech,

2193

how we separate the cobol cics statements from cobol&cics programming?

Valtech,

1 5406

what is meant by jobtrac?

CSC,

4 17280

can we maintain 2 generations with different Lengths in Same GDG ?

RBS,

3 26030

diff bw SB37,SD37,SE37 ?( bcz these 3 belongs Space related abends only)

RBS,

4 11753

What is tne need to use sub programs in Cobol?

HSBC,

3 9703

Un-Answered Questions { IBM MainFrame }

What is the difference between cursor and select statement?

1157

Is it possible that the redefines clause has different picture clauses compared to the one it redefined?

1215

What is the function of job statement in jcl?

1145

I have done a start browse on a vsam dataset. Can I do another start browse without doing an end browse?

1143

What is the worst thing that you’ve seen on a day?

1003

What are literals?

1185

Explain ims software environment?

1042

What is the use of symbol // in jcl?

1548

i was faced one question- i have value -00001234.56 Suppress the zeroes and the output should be -1234.56 But Not - 1234.56 spaces should not be available after suppressing the zeroes. logic in jcl and cobol?

1385

how to access data held on the jes spool?

1113

Differentiate between the joblib and the steplib statements?

1528

Differentiate between structured cobol programming and object-oriented cobol programming.

1218

What is the function of //jcllib statement?

1383

What r the comman abends in db2, jcl and cobol???????

2314

What is dynamic transaction backout?

1182

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