IBM MainFrame Interview Questions
Questions Answers Views Company eMail

Why there is no questions in this column?

6 3801

What is a GDG


3 5320

What is the different ways to initiate a task?

2 4533

why occurs clause not mentioned in 01 level


5 17277

How to resolve the soc4 and soc7 errors?


5 18169

what is the process of precompiler?

2 5528

What is buffrpool? Where we use it ?


2 5369

what is Runstats? Whem will u choose to runatats?


1 3862

what is REORG? what is the use?

4 5319

What is binary search?

3 3464

What is the difference between PIC 9.99 and 9v99?

6 20202

What is the difference between index and subscript?


3 21729

What is SET TO TRUE all about, anyway?

4 6465

What is COMP-1? COMP-2?


3 7924

What is difference between COBOL and VS COBOL II?.


Un-Answered Questions { IBM MainFrame }

Suppose there are 2 Input files Infile-1 and Infile-2. Both the Files contain Employee Records. You need to compare both the files and Write the Common Records in third file named Outfile. How can we do this using File-Aid?


I am totally confused on IMS message segments. When I create a message and it contains 5 segments does the entire message have a 32k limit or does each segment have a 32k limit? Is there a setting in the stage1 sys gen that defines if a transaction can receive/send multi-segmented messages?


If JOBA is in MSGW due to data decimal error and DUMP is generated and I found that Decimal field formatted with some special char which is coming from Input file amd file has millions of records. How I can find out on which record the error is occur. Please share your experience.....


i want to learn mainframe..any websites and material to learn from basic..? my mail id :


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


How do you get parameter from JCL to PL1?


How to List the Available Tables?


How to move a field DT 9(8) of input file to DT 9(8) COMP-3 in output file in ezytrieve? in the output file entire dt is not moved.If any answer plz reply as soon as possible.


why should SYSIN DD * statement should not be included inside a PROCedure snippet??? please answer this.. i need to know.


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


What is the advantages of using IDMS compared to other database systems?


What is an OOK-Rec?


Suppose pgm A calling Pgm B .Pgm B has some Db2 program. at the time of compilation should plan and package will be created for both A and B or only B? What is the concept?


I want to join to input files and write the matching fields on to an output file but i dont want the output file a sorted one


by using xpeditor if we want to debug the subpgm, how can you code in x-ped for mai-pgm n sub-pgm ?