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 define Task Work Area?

IBM,

1 6616

Can you use DYNAMIC calls in CICS ?

IBM,

2 7565

What is MDT? What are FSET, FRSET ?

IBM,

3 25906

How is addressability achieved to the data outside programs working-storage.?

3 6854

Explain the term Function Request Shipping?

IBM,

1 3858

For multithreading an application program need not be re- entrant(True or False).

1 4725

What is the difference between the XCTL and LINK commands?

IBM,

1 7442

What is the CICS Command that is used for reading a record from the TDQ?

IBM,

1 4993

What does EIB mean?

IBM,

3 33605

What is the purpose of the Program List Table?

IBM,

2 7002

The first step in the development of an application system is the Requirement Analysis(True or False).

1 4357

Do you require a table entry for a TSQ?

IBM,

2 7215

Explain the basic difference between Intra partition TDQ and Extra partition TDQ.

IBM,

2 17391

What command do you issue to delete a record in a transient data queue ?

IBM,

1 4846

What is the common work area (CWA)?

EDS, IBM,

1 15965

Un-Answered Questions { IBM MainFrame }

what are the differences between and exec cics xctl and exec cics start command?

1222

What is the role of the data page in the db2 database?

1019

What are the classifications of the cics program?

1255

write a jcl to execute a job by 7:00 am on jan 20,1986?

1107

What does the 'ceci:cics' transactions do?

1092

Can I redefine an x(100) field with a field of x(200)?

961

What is a segment in ims?

1006

What is plan and package in mainframe?

945

Can we call instream to catalog and catalog to instream?

1141

Explain cedf transaction commands?

1134

without jcl how to run the batch programs

2524

how would find total records in files using sequential?

980

I need exexution process for JCL programs

2270

Explain difference between call and link?

1086

Explain ibm z?

1003

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