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 common work area?

990

Define communication area?

994

Define exec cics retrieve?

1182

Explain the difference between and exec cics xctl and exec cics start command?

1149

What are the common tables in cics and their usage?

1013

Explain the function of the terminal control table?

1012

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

1090

What is cics load command?

1070

How can you access esds files from cics?

1108

Explain the difference between physical map and symbolic map?

993

What are the cics commands associated with task control?

998

Tsqs can be written in the main storage or auxiliary storage? State true or false

1 1578

What is a cics task?

1062

Explain the different ways of initiating transaction in cics?

948

Explain the difference between temporary storage queue (tsq) and transient data quene (tdq)?

996

Un-Answered Questions { IBM MainFrame }

Define cobol coding sheet?

1012

What does a rollback do in idms?

965

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

2888

What are INPUT PROCEDURE and OUTPUT PROCEDURE?

1300

what is use of dcb parameter in dd statement?

1306

what is an mdt (modified data tag)? Its menaing and use?

1142

Have you used the sort in your project?for this type of questions any working on real time project give the eg. with real time scenario.

2435

Highlight all the advantages that are attached to a package.

1119

A table has two indexes defined. Which one will be used by the SEARCH?

1285

what is need of start 0? In steed of

1092

What are the bind parameters ibm db2?

1053

What is lock escalation in db2?

1033

What is the difference between cursor stability and repeatable read isolation levels?

1175

What do we mean by 'Virtual storage' for a dataset and for a JOBSTEP ? What is the significance of the following statement for a programmer 'Virtual storage results in program addresses being independent of the addresses that actually exist in a computer' ?

2026

Can you define bms?

1051

For More Un-Answered { IBM MainFrame } Questions Click Here