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

How many register we are using in mvs?

IBM,

1051

what is pdes?

IBM,

1112

what is the facility that allows mainframes to be partitioned into lapars? A.z/os b.pr/sm c.vitual storaged.coupling facility

IBM,

1195

what is swap-in and swap-out?

IBM,

1095

what is the size of the address space in kbs for 16 bit address space?

IBM,

1105

how to define a directory and what is the structure and definition for the same?

IBM,

1059

what is the panel name of ispf primary option menu?

IBM,

1145

A rpg or clp command to find if the file field is defined as a character or numeric field.

IBM,

1 2635

what is the necessary keyword needed to scroll subfile records?

IBM,

1156

can I touch the array during treatments?

IBM,

1173

can you debug ile rpg program using isdb?

IBM,

1267

check existence of one record without using chain or read?

IBM,

1 2130

what is the difference between do while and do until?

IBM,

1242

how do I declare a minor?

IBM,

1156

are there any useful c runtime apis that I can call from rpg iv?

IBM,

1163

Un-Answered Questions { MainFrame }

Define declaration generator (dclgen).

1110

i tried to copy some records from microsoft excel to as-400 physical file through "Bosanova" emulation. Out of 14000 records only 12000 records copies and subsequently programe started to hang. Then, i closed the program forcefully. I did' under stand the problem. Also when i try to compile the physical file it is showing as "The file in use". How to overcome this problem?

2529

How does a cursor work?

982

What are concurrency issues?

1094

If the stored record is not defined as automatic of a set, how can it be stored as a member of the set?

798

What are the error (ONCODES) codes did you encounter in PL/1 programme?

2913

What is cursor with hold option in db2?

1068

how can I automatically refresh a web page?

1057

what is a keyed physical file?

1811

What are the cobol coding sheets?

1263

Define buffer pool.

1049

What is the use of the eibaid field?

1142

Can you explain cics transaction gateway?

1077

What is ibm db2 client?

936

How do we specify index to include or not during bind process.

2126

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