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

bind by copy...bind by ref?

1781

what is the scope of commitment control?

1847

can we use already existing access path?

1 2714

write a query to get RRN value from rpg?

1 2559

what is RUNSQLSTM?

1 3055

stmts affected by activation group?

1 2645

difference between wrkobj & dspobjd?

1 3394

what are the ARRAY operations in rpg/400?

1 2863

in RTVMBRD where you will find no.of records....(i mean in which attribute)?

JDA,

1 3348

For Null indicator we have 3 values 0,-1,-2. 0->Not nulll -1->Null -2->Value truncated If ther is any possibility to have any positive value other than 0 in Null indicator.If it is so then when we will get and what is the value?

BNP Paribas,

1 5476

Program A (Normal COBBAT) calling a B Program (DB2COBOL, COBBATDB which is using a VSAM file. its a dynamic call. How we will handle VSAM file decleration in our from JCL from where we are running A PGM. And should we have PLAN for A pGM also. if possible can some one post a sample JCL. Thanks for help in advance.

iNautix,

5687

what is the another name of lpar's

CTS, IBM,

1 4752

COBOL program to read the string ' BOMBAY' in reverse order as 'YABMOB'

Barclays, IBM,

8 14896

Whats the use of Examine command? can someone help me?

IBM,

1 5107

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

IBM,

1964

Un-Answered Questions { IBM MainFrame }

which utility is used to run a cobol-db2 program?

1320

What are the uses of ppt in cics?

941

Specify the requirements for automatic task initiation?

968

How does control intervals and control areas related to each other?

972

Define the term function request shipping?

976

What is buffer pool?

1040

What do you understand by psb and acb?

1074

execution of a subordinate module is caused by the use of the cobol verbs ------------in the superior module

1035

What are the some important fields in the eib block?

1094

How did the release of cobol/370 version 1.3 improve the performance of release 1.1?

1039

Name all the file-open modes

1044

On which dataset you can have alt index?

875

What do you mean by monitor block?

1818

What is database reorganization?

1069

What is multi row fetch in db2?

1001

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