IBM MainFrame Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

COBOL (1072)
JCL (1031)
CICS (755)
DB2 (1122)

IMS (143)
IDMS (107)
Natural (81)
ADABAS (26)

REXX (60)
Assembler (68)
CLIST (6)
QMF (32)

MVS (25)
OS390 (10)
OS 2 (7)
VSAM (319)

IBM MainFrame Interview Questions

Questions Answers Views Company eMail

How to Retriev and Display a Saved Query?

1 2522

What is the Use SHOW Command?

1 2552

How to Save Your Profile?

1 2610

How to Create a Prompted Query?

1763

How to List the Available Tables?

1684

How to Get Information About the Tables?

1686

How to Build a Row Condition?

1719

How to Canceling out of the Dialog Panel?

1 2971

I want to remove a duplicates form a given input field using rexx program. please Any one help me out to solve this ... Thanks in Advance.

1 3432

I want to remove a duplicates form a given input field using cobol program. please Any one help me out to solve this ... Thanks in Advance.

IBM,

3 17005

how can you define a dataarea(DTAARA) IN RPG? Which spec you define it C-spec/D-spec?

1861

what are the common errors that occured while programming in AS/400?

1531

IF a file has 10-members how do you process all of them? using CL& USING RPG?

1 2580

WHAT ARE THE RETRIVAL ORDER OF FILES IN RPG&sql?

1 2537

Why we use "OCCUR" with multiple occurence DS(Data Structure)?

1 2513

Un-Answered Questions { IBM MainFrame }

how would you create a temporary dataset? And where will you use them?

1401

Differentiate between hdam and the hidam databases?

1029

What is one line to pass PARM from JCL to COBOL?

4953

Define cics interface block?

993

What is the Purpose of Pointer in the string?

1078

How dummy is used in jcl?

1147

Explain the difference between local and central version operating modes?

833

In case if at some point of time db2 is down, would that impact the pre-compilation process of a db2-cobol program?

1044

What information does a dbd contain?

1026

What is ibm db2 client?

937

What is dbms in ims?

1062

I have done a start browse on a vsam dataset. Can I do another start browse without doing an end browse?

1074

What is difference between rollback and commit?

1157

What is idms?

858

In a particular cics program, what is the procedure to allocate dynamic memory?

1159

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