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?

2062

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

2 10369

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 10363

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

2 7478

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 7517

What is the difference between inner join @ outer join

4 10027

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 9466

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 5176

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

3 12840

steps involved in debugging and types of debugging modes?

1 8925

steps for debugging two rpg programs????

4 12490

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

IBM,

2 19080

HOW to change the coloumns in XREF?

2007

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

2152

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???

2130

Un-Answered Questions { MainFrame }

What are the uses of commit and finish?

896

How to reverse the string in rpg

1815

Define base cluster?

1014

What is the use of disp parameter?

1143

an access path may be in which sequence?

1161

What is the difference between bind and rebind in db2?

1455

Define TCT.

1161

What is house keeping in assembler?

1011

What are the cics tables?

1086

What is file identifier where we can use?

1133

What is DEQ?

1049

which utility is used to sort a file in jcl?

1227

Explain the difference between a physical bms mapset and a logical bms mapset?

999

How can we read records for specific member in CL? AND rpg?

706

what is the maximum number of record formats in dspf?

1688

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