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

I have mainpgm(abc) this is the only cobol pgm(non-db2).And this pgm calling subpgm name "acd" this also only cobol(non- Db)and this pgm calling some other subpgm this pgm has cobol-db2 pgm. 1) IF you calling static mode how to run and how to compile? 2) IF you calling dynamic mode how to run and how to compile? plz suggestion me.

HP,

2678

How to concatenate different LRECL of files?

IBM,

2 14822

How to pass instream data in sysin with Assembler?

ANZ, IBM,

2 11045

CAN ANYONE TELL ME WHAT IS "JOB-CARD"

Syntel,

4 9358

difference between group clause and order clause

1 5318

without performing any operations on a file how can i know whether it contains data or not

2 6387

maximum of how many screens we can open in emulator

2 5796

can we use COPY statement in w-s section? how?

3 7170

WHAT IS SOC3?HOW IT CAN BE RESOLVED?

1 21473

How many variables can be declared in w-s section.?

2 5962

how to move the records from file to array table. give with code example

ADP, Syntel,

2735

db2 variable decimal(15,2) what is the equalent size of cobol variable

Syntel,

2 18713

how do you move only numeric data from A to B 01 A pic x(10) value 'a1b2c34d5e'. 01 B pic x(5).

DELL, Mind Tree,

2 7807

Can we call a CICS program from a batch program or viceversa?If so, how?

3 7907

what are the copybook changes generally we done?can anyone tell me......... Thanks in advance........

1 4310

Un-Answered Questions { IBM MainFrame }

What is the difference between "db2ilist" and "db2 get instance" commands in DB2 Database Server?

1317

explain about maximum displacement and how to cross this limit?

1198

Is it possible to alter a table – for example adding a column, when another user is accessing or updating some columns?

1148

What is the use of uni-rexx?

996

What is mpp mode?

1188

What is a dbrm in db2?

1081

Explain how can a jobs execution priority be modified?

1262

What is dpf in db2?

1174

Define a path?

1142

Explain the function done by data manager?

1338

What is the difference between read work file 1 and read work file once? Why we are using work file once?

1025

How can you validate Sql errors during cursor operation in db2 pgms and where do you code?

2269

What is need of start 0? In steed of can we use anyother numerics? If we use what will happen?

1108

When the like statement is used?

1284

which is the cics control program that provides communication services between user written application programs and terminals?

1047

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