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

if time parameter is not coded on the job card and job step then what is the default time assigned to the entire job and for each step in the job by the systyem ?

ITC Infotech,

2 8881

what is the use of temporary files?

Hexaware,

5 12669

how do u see jobs submitted before ur job ?

1 5345

I had Records in file Like this Company Code IBM 2 IBM 1 IBM 4 WIPRO 3 WIPRO 2 WIPRO 9 TCS 4 TCS 6 TCS 3 i want the record of every company with highest code How can i do that?

Wipro,

3 10139

if i am having a cics,vsam and db2 programs with each functions and i want that each function on screen?

iGate,

2258

what is the difference between return code and maxcc?

iGate,

2 16811

I need to compare two VSAM files, both having 'number' as key. If there is a matching record, write the data into another VSAM file. How will it be possible.

DSRC,

1 9843

if someone is using my file,how can i find which user id is using?

4 8708

I am having one step in my jcl.in that step,i am calling one proc.In that proc,i have 10 steps.i want to call a particular step in that proc without writing any new jcl ike iebedit utility...

Satyam,

2 8166

How to use COND Parameter in jcl

NIIT, Wipro,

4 11421

PLAN IS EXECUTABLE AND PACKAGE IS NOT EXECUTABLE . THEN WHAT IS THE USE OF PACKAGE?

Tech Mahindra, Wipro,

2 16115

WHAT IS MEANT BY COMMIT COMMAND?

Wipro,

7 11418

HOW CAN YOU VIEW LAST 10 DATASETS CREATED BY YOU?

2 5461

a input file contains 1000 records, how to move the first 500 record into one out put file and how to move to second 500 records to anothere output file

ITC Infotech,

6 32230

A. Job Abended in STEP03. Now run job again to execute STEP03, STEP04 (STEP01,STEP02 should not execute again)

Cap Gemini, CSC, Xchanging,

3 9707

Un-Answered Questions { IBM MainFrame }

What is the difference between ooRexx and IBM's Object REXX for Windows?

1081

What are the different types of condition in cobol and write their forms.

1110

What is a junction record?

1337

What is the binary search?

947

What is a buffer in memory?

1058

What is package in db2 mainframe?

984

Explain the function done by data manager?

1274

Explain isolation level?

1106

What is a hyperdescriptor? How does it work?

1111

Cursors can be declared in both working-storage & procedure division, agreed. But is there any difference? If could you please suggest what is the difference

1433

How to get the cursor position when we receive a map?

1076

Name the divisions, which are available in a cobol program?

1233

What is a page in db2?

1025

What are the benefits of using the db2 database?

1224

What are the main uses of the transaction in the cics?

1034

For More Un-Answered { IBM MainFrame } Questions Click Here