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 16792

What is a GDG

IBM,

4 18795

What is the different ways to initiate a task?

2 13901

why occurs clause not mentioned in 01 level

HCL, NIIT, TCS, Tesco,

6 48427

How to resolve the soc4 and soc7 errors?

IBM, RBS,

5 40167

what is the process of precompiler?

2 16630

What is buffrpool? Where we use it ?

Tesco,

2 14011

what is Runstats? Whem will u choose to runatats?

Danske,

1 13185

what is REORG? what is the use?

4 15707

What is binary search?

3 12685

What is the difference between PIC 9.99 and 9v99?

7 57110

What is the difference between index and subscript?

Visa,

5 41517

What is SET TO TRUE all about, anyway?

5 19167

What is COMP-1? COMP-2?

CitiGroup,

4 20451

What is difference between COBOL and VS COBOL II?.

Winsol Solutions,

1 6524

Un-Answered Questions { IBM MainFrame }

kindly specify the pic clause for the following:any bll cell, data type of length option field, hhmmss type of data fields?

1115

If JOBA is in MSGW due to data decimal error and DUMP is generated and I found that Decimal field formatted with some special char which is coming from Input file amd file has millions of records. How I can find out on which record the error is occur. Please share your experience.....

2180

How to code the db2 queries using rexx, and also plz send some link and examples using db2 queries?

928

How do you round the addition or subtraction of two numbers in assembler?

1039

What is RRange and ARange?

2115

Explain how DSECT parameter is used in BMS ?

1210

What is comp-1?

969

What are the different types of condition in cobol and write their forms.

1118

Explain how to move cursor to a particular field when position is not known?

1008

Explain about house keeping in assembler?

1050

Tell me can we update with histogram?

1156

What is package in cobol db2?

1121

What is integrated data dictionary?

956

Discuss record management in vsam?

975

What is rebind in db2?

1073

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