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

suppose if you added a coloumn to db2 table, How would it be the Impact analysis?

2012

How to find d key field of a pf that doesn’t have source physical file?

2 10252

The RP program is displaying records 11 times .But there are 10 records in a pf.(ie last record is displayed twice).How to display records only 10 times?

5 10137

How to find d key field of a pf that doesn’t have source physical file?

2 7337

Write the subfile logic program for the given concept. Load the data to the subfile depends upon the designation where designation is not a key field?

TCS,

2 7392

What is the difference between inner join @ outer join

4 9819

Can anybody tell me the setps to create .csv file in IFS folder on AS/400. I also need to know how I can send this .csv file to PC in xls sheet.....?

2 9358

01 MOVE 10 TO N 05 PERFOM PARA1 TIMES STOP RUN WAT WILL HAPPEN?? WILL IT RUN INFINITELY OR AN ERROR WIL BE THER BECAUSE NO OF TIMES IS NOT GIVEN??

1 5089

Difference between creating a report using Printer file and WRKQRY(Query Report) ?

3 12663

steps involved in debugging and types of debugging modes?

1 8824

steps for debugging two rpg programs????

4 12296

If a gdg contains 20 versions .. how to copy those versions ps?

IBM,

2 18941

HOW to change the coloumns in XREF?

1966

can you change the attribute in mapset? if so how?

2085

I would like to know some real time questions.. please any one help me.. If the changes made by you .. lead to system inconsistency how others will know its cause???

2055

Un-Answered Questions { MainFrame }

What is the use of db2?

1013

What are the parameters that are used in creating a gdg?

1155

how many specifications are there in rpg/400? What are they?

1894

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

1079

what are the differences between and exec cics xctl and an exec cics link command?

1238

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

2215

What is notcat 2 - gs?

1423

to use the rewrite command, how should the vsam file be opened?

1258

Explain the difference between various read and find statement and which one should be used when for better adabas performance?

951

how to refer the data field?

2213

how can I start a page in a new window?

1173

Explain about rct.

1035

what is amode(24), amode(31), rmode(24) and rmode(any)?

1100

How can we see the copy book length using file-aid?

905

what are JCLLIB and STEPLIB in JCL?

1117

For More Un-Answered { MainFrame } Questions Click Here