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

IBM MainFrame (5234)
IBM AS400 (1355)
IBM PL/1 (31)

MainFrame Interview Questions

Questions Answers Views Company eMail

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

3565

How many program bind in one module....

2685

At what stage, operator can change the class and priority of a submitted job?

2 5722

how to retrieve RRN value in RPGLE program

3 17418

if time parameter is not coded on the job card and job step then what is the default time assigned to the entire job and for each step in the job by the systyem ?

ITC Infotech,

2 8892

what is the use of temporary files?

Hexaware,

5 12692

how do u see jobs submitted before ur job ?

1 5355

HOW TO DEBUG A BATCH JOB WHEN IT IS IN MESSAGEWAIT(MSWG) STATUS.I KNOW THE STEPS FOR BATCH DEBUGGING,BUT IM CONFUSING WITH WHEN WE SUBMIT ANY JOB FOR BATCH DEBUG WE PUT IN HELD STATE.SO HERE ALSO DO SAME THING OR ANY OTHER WAY,PLEASE HELP ME....

HCL, Mind Tree,

1 18657

I had Records in file Like this Company Code IBM 2 IBM 1 IBM 4 WIPRO 3 WIPRO 2 WIPRO 9 TCS 4 TCS 6 TCS 3 i want the record of every company with highest code How can i do that?

Wipro,

3 10159

How to declare the pull button in AS/400..

2333

if i am having a cics,vsam and db2 programs with each functions and i want that each function on screen?

iGate,

2268

what is the difference between return code and maxcc?

iGate,

2 16824

4 persons a, b , c , d have to go to concert which will held in 17 minutes. there is a bridge which only 2 persons at a time can cross. its night and they have only one flashlight with them. Flashlight cannot be thrown. one person should return with the flashlight all 4 person have different speed. a = crosses bridge in 1 min. b = crosses bridge in 2 min. c = crosses bridge in 5 min. d = crosses bridge in 10 min how can they all reach in time.?? Ex- suppose a and d crosses bridge which will take 10 mins and then d returns back with a flashlight which will make 20 mins and mission is failed.

Manhattan,

1 5426

I need to compare two VSAM files, both having 'number' as key. If there is a matching record, write the data into another VSAM file. How will it be possible.

DSRC,

1 9854

diffrence between rename and prefix

2 9682

Un-Answered Questions { MainFrame }

How do you submit a job for execution?

1111

Define TCT.

1158

What is the pic clause for the hhmmss type of data fields?

944

how do u start your process after conducting impact analysis ?

2127

what is a jcl?

1139

What is a dbrm in db2?

1025

Define static linking and dynamic linking.

1196

How to pass the parameter in parm using linkage section ? (syntax)?

1137

IF I mention stop run in CICS what happens?

2379

What is the cobol picture clause of the db2 data types date, time, timestamp?

1068

What is the difference between ooRexx and IBM's Object REXX for Windows?

1091

how do you know that records are locked?

1961

What do you mean by storage group (stogroup)?

1041

can error messages as a result of a comp, range or values keyword be overridden?

1916

What is the difference between db2 and oracle?

1133

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