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 the use of DSECT parameter in BMS?

IBM, Xansa,

2 19978

Which CICS system program is responsible for handling automatic task initialization?

IBM,

2 8466

Native Mode Data Stream (NMDS) is a mixture of Buffer Control Characters(BCC) and text data (True or False)

2 8209

What is the difference between CICS Program Control Table (PCT) and CICS Processing Program Table (PPT) ?

IBM,

4 21523

What is the command which will delete a program LOADed into the main storage using LOAD command?

2 8038

How do you place the cursor on a particular position on the screen?

IBM,

1 6626

How will you place cursor on a field called ?EMPNO?.

2 6515

Why doesn?t CICS use the Cobol Open and Close statements ?

2 9244

Reading a record from a TSQ will logically delete the record from the Queue (True or False).

1 7283

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

IBM,

2 5832

What is the option that is used to erase all unprotected fields during a SEND MAP operation?

Kanbay,

5 16045

A CICS program ABENDS with an ASRA ABEND code. What is its meaning?

IBM,

3 26826

What CICS command do you need to obtain the user logon-id?

IBM,

1 5613

what are the differences between DFHCOMMAREA and TSQ ?

IBM,

3 15922

When an XCTL is done, does the tranid change ? Is a new task created ? Does it cause an implicit

3 11891

Un-Answered Questions { IBM MainFrame }

What is the maximum length of sqlca?

1623

Explain how to produce soc7 abend?

1143

In an sql table that is embedded, what is the procedure to retrieve rows that are part of a db2 table?

1156

What does a rollback do in idms?

1044

What is qmf?

999

List the type of locks and explain each of them.

978

Define dynamic processing?

1064

What are the pertinent COBOL

2629

How to compare two files in SYNCSORT and on the mismatch record should be deleted from second file.

5603

What is the format of comment statement?

1288

Explain how do you delete item 3 in a five-item tsq?

974

What is table space in db2?

1074

what is s000 u4087 error? please give the all error codes in cobol,jcl.

17936

What does the 'cedf:cics' transactions do?

1107

What is a db2 cursor?

1114

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