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

How do you get the data to code the BMS macro?

IBM,

1982

what are the working storage fields in BMS macro?

IBM,

2 3660

what is the difference between PA & PF keys?

IBM,

1 5245

Whats the difference between search & search ALL?

IBM,

3 6549

If I want to increase the Limit in GDG. What should I do?

IBM,

1 6340

how do u list the abended jobs?

IBM,

1 4386

)If there are 10 steps in GDG, if I want to refer the step2 after step5 . what should I do?

IBM,

2013

What is ASKTIME, SUSPEND

IBM,

1 4992

) what is the difference between AID and HANDLE AID?

IBM,

2164

) What is the use of IGNORE?

IBM,

1 4903

what is ASRA, AEY9?

IBM,

2 7084

what is the difference between Plan & package

IBM,

3 7326

) How do u handle errors in BMS macro?

IBM,

1981

what is the difference between Plan & package?

IBM,

1 5481

) How do u handle errors in BMS macro

IBM,

2061

Un-Answered Questions { IBM MainFrame }

explain in brief what are the 3 types of vsam files?

1114

How do you find the maximum value in a column in db2?

1112

What are the rules for db2 programming?

1102

10. Why mainframe testing is so important? Give any three advantages of Mainframe Testing?

3571

In case if the user inputs the characters which turn out to be uppercase, then what is the procedure to close that condition?

1036

What is the output of the following command given in tso/ispf terminal?

1028

What are the contents of dclgen?

1115

What is db2 bind process?

1247

What is jcl in mainframe?

1214

What is find and read operation in adabas file?

901

What is access path in db2?

993

explain the differences between vsam and non-vsam files

1167

what is the probability of a complete system distortion under high end low performing multiprocessor job?

2475

explain in brief how you can create a vsam file?

1146

How to Get Information About the Tables?

1696

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