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

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,

1638

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 2992

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

1 3252

what is the use of keep and pass in disp

1 2900

How to create delta file using JCL

CTC,

1 3733

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

Danske,

1 3786

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

1369

Difference between array and sub-script ?

HCL,

1723

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 3980

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

RBS,

1 2752

interview type questions like basics&deep

TetraSoft,

1510

mainframe questions like basic&depth

TetraSoft,

1703

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

1535

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

1557

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 2744

Un-Answered Questions { IBM MainFrame }

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

1182

How do I delete a table in database?

1079

Define TCT.

1228

what will happen when you try to open an empty vsam file in a cobol program for input?

1095

Explain cebr transaction commands?

1126

what is the role of the is numeric clause?

1152

what is difference between cobol and cobol/400

23108

Can you explain communication area?

1102

Suppose I have a ksds file. I have a records like 1,2,3,4,5,6,...100. I want to read using dynamic mode like from 10 the record onwards like, 10,12,14,16,18,....60. Wat is the command for this?

730

What is plan in cobol db2?

1217

What is maximum displacement and how to cross this limit?

1241

What are the main uses of the transaction in the cics?

1080

Name the three ways available for a program to position the cursor on the screen?

1141

What is the main purpose of having user catalog in vsam?

1138

Explain the thress bms options?

1068

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