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?

3615

How many program bind in one module....

2744

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

2 5829

how to retrieve RRN value in RPGLE program

3 17557

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 9003

what is the use of temporary files?

Hexaware,

5 12890

how do u see jobs submitted before ur job ?

1 5431

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 18796

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 10299

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

2395

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

iGate,

2304

what is the difference between return code and maxcc?

iGate,

2 16950

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 5514

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 9947

diffrence between rename and prefix

2 9813

Un-Answered Questions { MainFrame }

What is a ci split?

1028

What is the difference between next sentence and continue in cobol programing language?

1278

List out the three types of page locks that can be held.

1202

how can you detect and handle a record lock situation?

2069

What are the 2 sqlcodes that are returned?

1239

how you will find an error which is not in the first page of the subfile without using rolldown key?

1082

how does union file maintains record formats?

1174

what is the procedure and explain about real time scenario.

2012

What is redefine?

1342

How do you define a variable of comp-1 and comp-2?

1267

Explain the input procedure?

1008

My sql statement select avg(salary) from emp yields inaccurate results. Why?

1139

What is eib?

1247

Explain how to find occurrence of mu and pe fields in a file?

991

Explain the uses that are associated to tsq and tdq ?

1139

For More Un-Answered { MainFrame } Questions Click Here