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

Why there is no questions in this column?

6 16992

What is a GDG

IBM,

4 18973

What is the different ways to initiate a task?

2 14010

why occurs clause not mentioned in 01 level

HCL, NIIT, TCS, Tesco,

6 48694

How to resolve the soc4 and soc7 errors?

IBM, RBS,

5 40369

what is the process of precompiler?

2 16738

What is buffrpool? Where we use it ?

Tesco,

2 14116

what is Runstats? Whem will u choose to runatats?

Danske,

1 13261

what is REORG? what is the use?

4 15863

What is binary search?

3 12841

What is the difference between PIC 9.99 and 9v99?

7 57414

What is the difference between index and subscript?

Visa,

5 41765

What is SET TO TRUE all about, anyway?

5 19345

What is COMP-1? COMP-2?

CitiGroup,

4 20599

What is difference between COBOL and VS COBOL II?.

Winsol Solutions,

1 6616

Un-Answered Questions { IBM MainFrame }

What is schema in db2?

1084

what are s0c1, s0c4, s0c5, s0c7 abends?

1378

Can you define path?

1032

Can anybody tell what is tool used to generate the list of PROCS used in JCL to generate a PROCTREE

2510

What is db2 command?

1091

Explain what are the optional parameters to the input dataset while loading the empty cluster with the data records?

1223

How to pass the parameter in parm using linkage section ? (syntax)?

1186

What is the maximum of key fields and search fields allowed in a segment?

1051

What are the types of the dfhmdf present in the cics?

1040

What is the mainframe testing? Categorize the mainframe manual testing?

1000

Give some examples of command terminators?

1327

What is dbkey? Explain.

905

What is CICS ?

1052

What does the keyranges parameter in define cluster command do?

1125

define clustering index.

1073

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