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

How do you read from a TSQ?

IBM,

1 8111

Are sequential files supported by CICS?

1 6549

Name and explain some common CICS abend codes?

HSBC,

2 48709

What is the attribute byte?

IBM,

2 14983

What is the process of converting the CICS commands into the equivalent host language statements called?

3 8259

What is the common systems area (CSA)?

IBM,

2433

What are the 3 working storage fields used for every field on the map?

IBM,

1 4911

Explain how to handle exceptional conditions in CICS.

IBM,

1 7027

What is the difference between the enter key, the PF keys and the PA keys?

2 9957

What are the two types of transient data queues?

IBM,

1 4848

How to build up LU 6.2 communication?"

IBM,

1 4498

Which of the following commands, when issued by 2 different programs running at the same time, will prevent simultaneous use of resource 'SINGLE'?

1 4175

What happens to resources supplied to a transaction when an XCTL command is executed?

IBM,

1 4301

What is EIB. How it can be used?

1 7068

What is an ASRA abend ?

IBM,

3 14898

Un-Answered Questions { IBM MainFrame }

How to take backup of table in db2?

1131

what is the difference between a return with transid and xctl? For example program. A is issuing return with transid to program b. Program a. Is isssuing xctl to program b?

1236

what parameter in the define aix option is used to determine the maximum number of duplicate keys allowable ?

1062

What is inspect?

1060

What is the common systems area?

1137

How can you validate Sql errors during cursor operation in db2 pgms and where do you code?

2269

What do you understand by the term notcat 2 – gs?

1298

State all the file open modes?

1131

Can you define bms?

1098

Can you define path?

1032

What is dpf in db2?

1175

In case if the user inputs the characters which turn out to be uppercase, then what is the procedure to close that condition?

1088

What is the use of symbol // in jcl?

1548

What is ims (db/dc)?

1114

Explain the difference between link and xctl?

1027

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