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

what is u r recent task in insurence project?..plz tell how to tell this.

Syntel,

3410

how to get last 100 records in file-aid?

Syntel,

1 7658

how to edit a tape dataset ? asked in wipro

Wipro,

1 7078

How do we specify index to include or not during bind process.

Satyam,

2180

How to test SQL -911 error while developing COB-DB2 program

Satyam,

1 7678

How does -818 sql error occur? Why does it happen and what can be done to overcome this error code?

RBS,

5 13851

How different is the JCL executing a COBOL program? 1) if the program is using VB file as input. 2) if the program is using FB file as input.

HSBC,

1 7085

How can you execute a COBOL program via SYSIN in JCL?

1 6891

can a job be submitted through jcl only? is there another way to submit a job?

CSC,

2 8740

how we sort two input files based on a common column and giving one o/p file please send me the coding logic?

Valtech,

2192

how we separate the cobol cics statements from cobol&cics programming?

Valtech,

1 5404

what is meant by jobtrac?

CSC,

4 17274

can we maintain 2 generations with different Lengths in Same GDG ?

RBS,

3 26016

diff bw SB37,SD37,SE37 ?( bcz these 3 belongs Space related abends only)

RBS,

4 11751

What is tne need to use sub programs in Cobol?

HSBC,

3 9702

Un-Answered Questions { IBM MainFrame }

How do get the result of your program directly on your pc?

2403

What rules are followed by the search verb.

1200

How to know whether the module is dynamical or statistical?

1213

How do I add a column to an existing table in db2?

1091

How do you write from PL/1 code to JCL?

2338

How long have you been working on mainframes?

1008

How to pass data to a program that is coded in an exec statement?

1387

Explain the catalog?

1041

Can you explain control variable in online screens?

1036

Highlight the points of differences between XCTL and START?

1325

How to find or access the current level of a gdg?

886

What are the objectives of dbms in ims?

1144

What is a hyperdescriptor?

1007

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

1501

What happens when we move a comp-3 field to an edited (say z (9). Zz-)?

1486

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