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 The Error If We Don't Get Login Screen?

IBM,

1076

What Is The Object Type Of Pf, Lf, Printer File & Display File?

IBM,

1162

What Is The Purpose Of The "n" In The Following Calculation Specification?

IBM,

1133

What Are Send Map Maponly & Send Map Dataonly ?

IBM,

1211

What's The Percentage Free Space ?

IBM,

1224

What's The Error Code For Unique Index Voilation?

IBM,

1239

I have many files which i am receiving from client everyday. I have one step for every file to check for empty or not. Here client gives 30 files i need to check for every file for empty or not and i need to perform 30 steps. Can I do it in single step. Dynamically i need to change the File name in my step.

1217

When The Define Jcl Is Not Available, How Can You Get Information About A Vsam File's Organisation ?

IBM,

1225

Where & How Do You Code Identifier In Jcl?

IBM,

1285

What is basic difference between directory and pds in ibm mainframe?

IBM,

1179

What is the difference between Structured COBOL Programming and Object Oriented COBOL programming?

TryTechnicals Pvt Ltd,

1123

can a join logical file be updated?

IBM,

1022

can you display a empty subfile?

IBM,

1236

What is file access opcodes?

IBM,

1359

can we define multi-dimensional arrays in rpg ?

IBM,

1 1653

Un-Answered Questions { MainFrame }

What is host variable in db2 cobol?

1077

What is comp?

1154

What is the purpose of dd * statement in jcl?

1289

What happens if both JOBLIB & STEPLIB is specified ?

1146

What is maximum displacement and how to cross this limit?

1177

what is join logical file?

1889

We can allocate memory dynamically by using GET MAIN command my question is at what scenario we can't release this memory and reuse this same memory??

3246

Define base cluster?

1011

What are the disadvantages of a hierarchical database?

3283

What is jcl in mainframe?

1201

Can you define attribute byte?

1027

How to reverse a string using RPG?

1495

any one have give AS400 study material? pls pass it to gopalsai789@gmail.com

1714

How to alter the parameters for the existing gdg?

1204

In COBOL, what is the different between index and subscript?

1245

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