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

My cobol program(not having any sql statements) is calling another cobol program ( having sql statements), what is needed for compilation and run in jcls .

Cap Gemini, RBS,

3 12811

Can we able to find all the Table names under a Particular Plan?

CTS,

1 6642

what is CCID in endevor, what it is its role?

CTS,

5 38635

1. what if null values retrived from database and no null indicator mentioned in query. What is sql code.

Cap Gemini,

1 8459

what is differnece between DROP TABLE & DELETE TABLE .

Cap Gemini,

4 11458

What if we fail to give values in columns declared as NOT NULL ?

Cap Gemini,

3 9907

What if , we failed to mentioed null indicator in sql select query , that may retrieve null value ?

Cap Gemini,

2 9269

How to remove the spaces at end of each record in the output file Via COBOL program? note: The file has a VB length

IBM, Wipro,

2 16620

what is the purpose of using link ?

Kanbay,

5 8346

What if we try to insert the base table through updatable view , but failed to give a column value which is defined as NOT NULL.

Cap Gemini,

1 6621

What value the host varible will contain , if null indicator value is -2 ? Will it contain the truncated value or nothing will move ?

Cap Gemini,

3 12830

What is the output of the following command given in TSO/ISPF terminal? SRCHFOR 'abc' SRCHFORC 'xyz', (+5)

CTS, IBM,

2 12957

What are the sub parameters for UNDO command? How does it work?

CTS, IBM,

2 9318

If A>B next sentence end-if display 1 display 2. display 3. If a>b, it will display only 3.(the next sentence, ie., after fullstop/period) ____________________________________ if a>b continue end-if display 1 display 2. display 3. If a>b, it Will display 1 2 3 (the next statement) ____________________________________ if a>b continue display 1 end-if display 2 display 3. display 4. If a>b, Will it display 2 3 4 (or) 1 2 3 4 ?

UST,

8 11835

Sending data is aplhabetic size 7 (value 3000), I wantated this value to be stored in database, which is defined as s9(7)v9(2)comp-3.

2 6102

Un-Answered Questions { IBM MainFrame }

What is the use of predicate?

1039

How to access db2 tables in mainframe?

1051

suppose program A is calling program B, at a time A will send 100 records but it has to send 500 records. how it will possible?

2082

What is ims (db/dc)?

1044

What is the difference between general testing and mainframe testing?

1109

What is the use of lds (linear data set)?

1014

differentiate between sequential files and esds files in vsam?

1165

What is rebind in db2?

1051

Does qtp tool support mainframe application testing?

1080

Explain database descriptor in brief?

1003

If you are current on the owner of a set, what is the difference between obtain next and obtain first?

1338

Explain the catalog?

986

What is the difference between binary search and sequential search?

1087

Explain how many exceptional condition can be given in a handle condition?

1018

Are views updateable?

1149

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