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 compare 2 files using File-Aid?

IBM,

1 12956

I have four steps in jcl they are STEP1,STEP2,STEP3 and STEP4. Can it possible to run the reverse order like step4 first then step3,step2,step1?

Broadridge, HCL,

4 21771

Can you give the sort card to arrange the specific column in the version of GDG.

1 5803

01 var1 pic s9(9)v99. 01 var2 pic x(30). procedure division. move 12345.99 to var1. move12345.99 to var2. display var1. display var2. what is the output?

IBM,

2 9687

TO abend the data sholud open in which mode? 1.new 2.old 3.mod 4.shr

MNC,

1 8617

I have two questions here. 1. How to read a flat file in reverse order? 2. How to read a VSAM KSDS file in reverse order? In both the cases we donot know the total number of records.

L&T,

1 11309

I want to join to input files and write the matching fields on to an output file but i dont want the output file a sorted one

2448

What is the difference between SIBLINGS and TWINS in IMS-DB database

IBM,

2 11076

If there is no row in Emp table with Ename as Raghava and you run the below queries in SPUFI. 1.select Ename from EMP wher Ename = 'raghava' 2.Select count(*) from EMP where Ename = 'raghava' What is SQLCODE shown up in SPUFI

ADP,

4 10183

What is STACK in Natural? How we can use it in Program? Give me Eg.?

IBM,

2 14932

what is the use of cursors?

iGate,

3 7431

For update of a row in cursors, when do we move value into host variable in cobol progrm? is it before open or before fetch ?

iGate,

2 8432

What is Control Break processing ?

iGate,

1 10157

How can we extract data from IMS DB and load it onto oracle database by converting it.Pls someone help me

TCS,

2 5251

Without using move verb how to move one variable to another.

5 14108

Un-Answered Questions { IBM MainFrame }

What is the main function of key sequenced data set in vsam?

966

Write down the divisions of cobol program?

1258

What is link edit in cobol?

1198

What is the default page size of buffer pools?

1122

What is mainframe application testing?

1057

What do you understand by the term notcat 2 – gs?

1243

What is comp-1 and comp-2?

1230

Why do we need integrated cics translator?

1061

Explain how do you access storage outside your cics program?

969

what u mean by csrloc and rtncsrloc in rpgIV in as/400.Give an eg? to do...give some coding...what is row no and column no ???..if possible...give a no of lines coding....please

4450

How do you round the addition or subtraction of two numbers in assembler?

1032

how to move the records from file to array table. give with code example

2677

Give the name of some fields form sqlca.

1086

Explain about record currency?

855

Is it possible to define dd statements as you want?

1115

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