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IBM MainFrame Interview questions and answers

IBM MainFrame Interview questions

MQ Series

What is a Queue?

Answers No Answers In: IBM MainFrame By: [2 Grey Star Level] Jan 8, 2013

i need the code for this program in cobol.

2+1=3 4+3=7 6+5=11 8+7=15 10+9=19

Answers 1 Answer In: IBM MainFrame By: [ Grey Star Level] May 7, 2012

select distinct(empid),distinct(dept),name

from EMP will the above query work?

Answers 1 Answer In: IBM MainFrame By: [ Grey Star Level] May 7, 2012

We have an output dataset in job with disp parameter as SHR.

Can we write data in that file dataset?

Answers 1 Answer In: IBM MainFrame By: [ Grey Star Level] May 7, 2012

Suppose I have two tables A and B.

Both tables are connected with SSN number as foreign key. I want to retrieve a column data from B table. How will you write a query?

Answers 1 Answer In: IBM MainFrame By: [ Grey Star Level] May 7, 2012

While creating a table,

by mistake you have given size of one field as 10. But as per requirement size should be 8. What is your next step?

Answers 1 Answer In: IBM MainFrame By: [ Grey Star Level] May 7, 2012

What are the parameter we cannot use in procedure?

How many instream we can write in single jcl? Can we call instream to catalog and catalog to instream?

Answers 1 Answer In: IBM MainFrame By: [ Grey Star Level] May 7, 2012

IBM MainFrame Interview questions

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