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?

3559

How many program bind in one module....

2669

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

2 5700

how to retrieve RRN value in RPGLE program

3 17408

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 8878

what is the use of temporary files?

Hexaware,

5 12664

how do u see jobs submitted before ur job ?

1 5344

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 18637

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 10138

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

2323

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

iGate,

2257

what is the difference between return code and maxcc?

iGate,

2 16806

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 5421

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 9839

diffrence between rename and prefix

2 9655

Un-Answered Questions { MainFrame }

what key word is used when screen is re-display?

1126

Explain the logical message in cics?

1014

What are the different open modes available in cobol?

1185

what is a non-join logical file?

1813

What is the difference between iter and do? We know both are used to execute set of statements repeatedly, but what is the main difference?

1019

What are the pertinent COBOL commands?

3171

execution of a subordinate module is caused by the use of the cobol verbs ------------in the superior module

1073

What is a db2 table?

1006

How to execute stored procedure in db2 command editor?

1047

What is program reentrance?

1157

what about F1 & F2 keys in xpeditor? And their functionalities?

2483

Explain about maximum displacement?

1052

Define db2 and its databases?

1053

What is db2 bind process?

1234

How to code the db2 queries using rexx?

981

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