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 done a start browse on a vsam dataset. Can I do another start browse without doing an end browse?

IBM,

1073

how do you execute a background cics txn ?

IBM,

1310

how do you fire a batch job from a cics txn ?

IBM,

1048

how do you handle errors in cics programs?

IBM,

1 1972

difference between tsq and tdq?

IBM,

1209

how do you intitiate another transaction?

IBM,

1167

explain the means of supporting pseudo conversation programming. (Eg. Storing and restoring of states, control flow, error handling)?

IBM,

1065

kindly specify the pic clause for the following:any bll cell, data type of length option field, hhmmss type of data fields?

IBM,

1109

cics command level is?

IBM,

1177

the dfhcommara is used to pass information from one application to another. What are some other ways that this function can be accomplished?

IBM,

1151

what are transient data sets defined to cics?

IBM,

1170

what are the differences between and exec cics xctl and exec cics start command?

IBM,

1228

what are the six different type of argument values in cobol that can be placed in various options of a cics command?

IBM,

1277

what is eib, how is can be used?

IBM,

1102

what are the thress bms options?

IBM,

1223

Un-Answered Questions { IBM MainFrame }

How can you count the number of rows from a table tab?

1086

Name the command used for terminating a browse operation?

1025

How do you round the addition or subtraction of two numbers in assembler?

1020

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

1080

What is the tcp in the cisc?

1108

cics command level is?

1177

How to alter the parameters for the existing gdg?

1197

Define dl/i?

3556

What are IDMS set of occurances?

1346

we can define the ksds cluster by two ways by using the file-aid or by using the idcams utility. Explain them.

1319

I executed one job and I forget to save the final JCL. But took an XDC from SPOOL. Now I want to recover the JCL from XDC dataset. Is there any process to do this?. (Manually it takes a lot of time). Is there

3046

I want to set position for a particular text in a certain position in several of my cics maps.Please provide me with a solution. Ex: If "F1-Help" has to be set to pos(4,27) always in all the maps within a PDS.

2305

Explain about LMFREE�free data set from its association with data ID

1626

What happens in bind step in a db2 program?

967

What are the types of the dfhmdf present in the cics?

993

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