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

What is a GDG? Why do we go for a GDG ? utility used to create GDG?

Xansa,

3 12263

What is a MODEL Paramater in GDG ?

Xansa,

2 8883

GDG Create syntax ?

Xansa,

4 16582

Max generations in GDG??

Xansa,

15 24646

I have 5 generations in my GDG. How do I code in the JCL to consider all the 5 versions of the GDG ?

Xansa,

5 22706

What is SORT ? How do we eliminate duplicate records ? How do I select some records using SORT ?

GE, Xansa,

9 36951

what is XSUM in some fields= none, xsum ??

Xansa,

7 68890

what is reuse parameter ?

Polaris, Xansa,

3 28584

What is VERIFY command ? when do you use this command?? What actually it does ??

Xansa,

2 30402

Create syntax for a VSAM file ?

Xansa,

2 24044

How did you refresh a VSAM file and how frequently you do it ?

CSC, IBM, Patni, Xansa,

3 11588

How do you prepare a COBOL + DB2 program from coading till execution ?

Amdocs, Xansa,

1 10647

what are the frequent DB2 abends did you encounter in your programs ?? What are different SQL abends ??

Xansa,

4 14151

How do you Load a table ?? and what is Load replace ?

Xansa,

2 33542

what is a plan and how do you refer the plan in the program?

Xansa,

2 7170

Un-Answered Questions { MainFrame }

What is the difference between pct and fct?

1222

What are db2 objects?

1047

What is release/acquire in bind?

1106

how do you execute a background cics txn ?

1315

what is eib, how is can be used?

1108

Difference between main program and a sub program in PL/1?

2953

How do I import data from excel to db2?

1074

How do you run a COBOL batch program from a JCL? How do you run a COBOL/DB2 program?

1258

What is drda ?

1117

State the various causes of s0c1, s0c5 and s0c7.

1084

What are the main control blocks available in ims db?

1095

Explain about base register?

1058

How to update data area in cobol 400 program?

1048

What is the tcp in the cisc?

1115

can any one exaplin about Decision Tables in test region with good example

2785

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