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,

2560

How to concatenate different LRECL of files?

IBM,

2 14544

How to pass instream data in sysin with Assembler?

ANZ, IBM,

2 10771

CAN ANYONE TELL ME WHAT IS "JOB-CARD"

Syntel,

4 8969

difference between group clause and order clause

1 5126

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

2 6144

maximum of how many screens we can open in emulator

2 5563

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

3 6851

WHAT IS SOC3?HOW IT CAN BE RESOLVED?

1 21287

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

2 5707

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

ADP, Syntel,

2633

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

Syntel,

2 18415

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 7544

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

3 7606

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

1 4145

Un-Answered Questions { IBM MainFrame }

How to check last update on table in db2?

1004

What is runstats and reorg in db2?

1242

Is mainframe an operating system?

877

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

797

Explain the difference between a schema and a subschema in idms?

771

Explain the function of the steplib dd statement?

1074

how do you round the addition or subtraction of two numbers in assembler? what does the following code do? change process tool(code changes from dev to prd) the changes made to your code should be effected in live. How the process takes place. That is how can you move the code changes from development to production?

1074

pls send the docs of any telecommunication mainframe project

2121

which parameter is use to declare the name of dataset in dd statement?

1198

What do you mean by storage group (stogroup)?

984

INREC AND OUTREC? HOW TO SPLIT 5K RECORDS TO DIFFERENT FILES IN A FILE IN COBOL? RESTART IN COBOL-DB2? ISOLATION LEVELS?

820

What is the use of predicate?

985

What is speed parameters in define cluster command?

972

What are various search techniques in cobol? Explain.

1028

What is the main function of key sequenced data set in vsam?

912

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