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 16515

What is a GDG

IBM,

4 18551

What is the different ways to initiate a task?

2 13766

why occurs clause not mentioned in 01 level

HCL, NIIT, TCS, Tesco,

6 48041

How to resolve the soc4 and soc7 errors?

IBM, RBS,

5 39861

what is the process of precompiler?

2 16451

What is buffrpool? Where we use it ?

Tesco,

2 13876

what is Runstats? Whem will u choose to runatats?

Danske,

1 13072

what is REORG? what is the use?

4 15503

What is binary search?

3 12515

What is the difference between PIC 9.99 and 9v99?

7 56799

What is the difference between index and subscript?

Visa,

5 41214

What is SET TO TRUE all about, anyway?

5 18951

What is COMP-1? COMP-2?

CitiGroup,

4 20244

What is difference between COBOL and VS COBOL II?.

Winsol Solutions,

1 6419

Un-Answered Questions { IBM MainFrame }

Can you explain dfheiblk?

1055

Define declaration generator (dclgen).

1072

difference between vsam and database tables

1092

Is their any limit for data sets?

1131

What happens if both JOBLIB & STEPLIB is specified ?

1080

If I have limited experience with Rexx or it's been a long time since I've used it, what kind of help is available to get me started?

856

In which area will you utilize 88 level items in cobol?

1112

What are types of indexes?

1006

Define transient data?

962

Can we change the password using ALTER? anyone tried and changed?

1962

Name the statement which can be used to send data to another mvs jes3 node?

1131

What is z os in mainframe?

952

Write about the self-referencing constraint?

928

What is the facility that allows mainframes to be partitioned into lapars?

1049

How can you classify the locks in db2?

1041

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