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

how to handle -911 (deadlock) error in a db2 program so that the program will never abend?

IBM,

1098

how would find total records in files using sequential?

IBM,

1051

how do we describe cataloged procedure and an instream procedure?

IBM,

1135

how can we repair a soc-7 error?

IBM,

1094

how are start and xctl different?

IBM,

1015

suppose I have 1000 rows in a db2 table. I want to update first 100 records, how do I do it?

IBM,

1175

how to get the last record in vsam file in cluster? And how can u get the ksds file records into ur cobol program?

IBM,

1029

how can we define a gdg?

IBM,

1023

what optimum values can we find for freespace, ci etc?

IBM,

1070

accept ws-date from date will return the current date?

IBM,

1081

what is the other verb for release and write ?

IBM,

1070

what difference exists between control area and control interval?

IBM,

1108

how can we describe comp sync?

IBM,

1107

what is use of linkage section?

IBM,

1135

what is the meaning of a (new, catlg, keep) disposition mean?

IBM,

1077

Un-Answered Questions { IBM MainFrame }

What is cursor with hold option in db2?

1140

How many register we are using in mvs?

1095

What is acbgen process?

1268

If I have limited experience with Rexx or it's been a long time since I've used it, what kind of help is available to get me started?

960

How can you quickly find out the # of rows updated after an update statement?

1100

Explain how to access vsam file?

1149

Explain how you can characterize tables in cobol?

1119

What are the advantages of a hierarchical database?

3356

What is the mainframe computer?

995

what is the syntax of ams modal commands?

1339

What is the utilization of copybook in cobol? Could we utilize a similar copybook?

1284

What is ENQ?

1141

I just know the Panvalet dataset name, i would like to search all the members of that dataset for particular keyword through Rexx. how to achive? please suggest. Is it possible to open panvalet member in browse mode using Rexx? Your help would be appreciated very much. Thanks in advance.

5642

What will be the result if on size error phrase is declared?

1020

what JCL Procedures?

1310

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