MainFrame Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

IBM MainFrame (5234)
IBM AS400 (1355)
IBM PL/1 (31)

MainFrame Interview Questions

Questions Answers Views Company eMail

which SQL comment successfully removes uncommitted changes from a DB2 database A) rollback B) delete C) drop D) decommit

Accenture, Wipro,

2 12848

how do we do unit testing in mainfrmae. explain step-wise.

IBM, JBK,

2 16766

Can we use redefine clause in occurs clause?

10 24833

What is the difference between write & move in COBOL?

CSC, HHB,

3 14919

What is the meaning of 'TALLING' verb in cobol?

5 16626

What is the meaning of 'Eject' verb in cobol?

TCS, Wipro,

2 28885

How can we pass data from cobol to JCl?

ADP, Amdocs, IBM,

7 48765

How include time & date in the report generation in cobol programing?

2 11453

How does IDMS communicate with CICS?

Covansys, Satyam,

1 5886

What are the pertinent COBOL commands?

Satyam,

3182

What is the difference between a binary search and a sequential search?

10 47084

How can you pass values from COBOL program to non-COBOL programs?

2 7755

How does IDMS insure data integrity?

1 5176

What are the functions like c or c++ in cobol?

2 7146

What is difference between comp & comp-4?

6 22409

Un-Answered Questions { MainFrame }

What is the as400 called now?

987

State the differences between vsam and non-vsam files?

1058

can anybody help me to solve this problem. the program that i m checking display error message saying "Record format for file AJDSPFFD does not match model file and decimal error. how to solve this problem. The AJDSPFFD is snapshot the AJTLOG that is the audit trail list.

2808

are there any useful c runtime apis that I can call from rpg iv?

1169

What is a ca split?

1086

For rewrite, why is it mandatory that file needs to be opened?

1115

What is input procedure?

1006

List the different components of jcl statement?

1092

How to get the last record in vsam file in cluster?

1018

define a output queue?

1600

What is difference between isnull and coalesce?

1060

how JCL works?

1274

What does it mean by Restart and Checkpoint in JCL ? How are checkpoints being taken and what is their usage ? How to use Checkpoint macro on a JOBSTEP ?

9754

What is the meaning of a (new, catalog, keep) disposition mean?

1120

what is a base cluster in vsam?

1137

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