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

COBOL (1072)
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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

I have File 1 occurs 5 times with Employee-ID,Employee-Name,Employee-Dept (EEE and MECH). I have File 2 occurs 10 times with Employee-ID,Employee-Name,Employee-Dept (EEE,CIVIL,CHEMICAL and MECH). In FIle 1 and FIle 2 , for matching Employee-DEPT (Only MECH) , we need to move entire records from file1 to file 2. We should not use 2D array. Your help is needed here.

Steria,

1566

Hi Guys, I have faced one interview question if I have requirement to add 5 new columns to existing table what are prerequisite do i need to take.

1 2913

Difference between file status codes 02 and 22.... since both are for duplicate key detection.

1 3131

what is the use of keep and pass in disp

1 2834

How to create delta file using JCL

CTC,

1 3616

How can you find out which query is taking lot of time to execute in cobol-db2 program ?

Danske,

1 3665

Which command can you use to check for the number of records in a physical file?

1319

Difference between array and sub-script ?

HCL,

1666

Extract only those records from a PS file which are having word 'TEXT' in the records using COBOL? The word TEXT is not present in a particular position in all the records.

RBS,

2 3844

Write a query to extract first 5 characters of a name in the column Stud_Name?

RBS,

1 2672

interview type questions like basics&deep

TetraSoft,

1441

mainframe questions like basic&depth

TetraSoft,

1624

by using cond parameter maximum 8 cond can be coded in single cond means ?explain

1462

which is Best IBM Mainframe Training and Placement Institute in Ameerpet Hyderabad

1506

Read a flat file and write last but one (I have n records in a file I have to write n-1th) record in another flat file. Could you please provide me the code in COBOL?

1 2647

Un-Answered Questions { IBM MainFrame }

How do u write test cases?

2069

In job processing, what happens in execution stage?

1204

What is condition checking in jcl? Is this possible?

1116

What is acbgen process?

1194

What are the two types of logging in the db2 database? Explain them.

1078

can anybody post me about file-aid and changemen tools pls and give me reference if any mainframe guys are there

2473

What are the different commands used in idcams for vsam?

1064

What is control interval?

1071

Explain the hierarchy levels in jcl?

1683

Is condition checking possible in jcl? If yes, how?

1292

what is the meaning of ssrange and nossrange?

1006

Is automatic restart possible in jcl? If yes, how?

1116

Explain the meaning of spufi?

1037

What is inspect?

1013

What is an OOK-Rec?

1707

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