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?

1821

what is the scope of commitment control?

1891

can we use already existing access path?

1 2775

write a query to get RRN value from rpg?

1 2634

what is RUNSQLSTM?

1 3131

stmts affected by activation group?

1 2714

difference between wrkobj & dspobjd?

1 3464

what are the ARRAY operations in rpg/400?

1 2933

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

JDA,

1 3411

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 5545

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,

5743

what is the another name of lpar's

CTS, IBM,

1 4844

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

Barclays, IBM,

8 15104

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

IBM,

1 5202

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

IBM,

2019

Un-Answered Questions { IBM MainFrame }

What is need of start 0?

1124

What is the copy idms subschema-binds?

830

Suppose you are processing an input file in a natural program and you want the program to fail if the file is empty. What command you use in natural to force it to fail?

1067

have in 100 records in a file i want to read first 3 records and skip next 3 records and agan i want to read 3 records and again i want to skip 3 records... run a loop from record one to 10 evaluate i/3 if comes even then skip else write to output file

1513

how do you intitiate another transaction?

1169

What is a vsam dataset?

1030

When a COBOL-DB2 program in PRODUCTION is updating main tables and gone for long run, what have to do?

3581

What is cobol?

1238

What is afoper?

869

What is the Purpose of POINTER Phrase in STRING command in COBOL?

1252

Explain about cursor stability?

1050

how can we define a gdg?

944

1.give the details about WHEN OTHER. 2. how many form are available in evaluate.

2104

Explain the difference between tsq and tdq

985

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

1081

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