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 19853

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

IBM,

2 8340

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

2 8121

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

IBM,

4 21378

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

2 7933

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

IBM,

1 6556

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

2 6404

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

2 9117

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

1 7210

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

IBM,

2 5733

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

Kanbay,

5 15872

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

IBM,

3 26670

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

IBM,

1 5538

what are the differences between DFHCOMMAREA and TSQ ?

IBM,

3 15800

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

3 11768

Un-Answered Questions { IBM MainFrame }

What Are Send Map Maponly & Send Map Dataonly ?

1215

What are Naming Conventions in QMF?

1824

Is there any command to check wether the ps file is in sorted order?

2888

how is the future of tandem mainframe?

3382

Explain about set currency?

869

How can an in-stream dataset be terminated?

1342

Explain eib?

929

What do you understand by the terms: joblib and steplib?

1178

Define gdg?

991

Can you explain communication area?

1039

Define db2.

1119

Specify cics transaction initiation process?

1069

What is a buffer in memory?

1059

What is a ca split?

1082

how do u start your process after conducting impact analysis ?

2127

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