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

Name a few CICS programs which are generally used ?

1116

Give certain situations where NEWCOPY is obligatory?

1159

Can a CICS code be a part of a copybook? If so, then what are the outcomes after compilation?

1175

What are the different rules of SORT operation?

1206

What is the difference between PIC 9.99 and PIC9v99?

1410

Why is it necessary that file needs to be opened in I-O mode for REWRITE?

1391

What is the Purpose of Pointer in the string?

1127

How can we find that module can be called – whether DYNAMICALLY or STATICALLY?

1272

What is the use of LINKAGE SECTION?

1 1962

Which mode is used to operate the sequential file?

1257

What is the difference between comp and comp-3 usage?

1269

What are the access modes of START statement?

1331

Which is the default, TEST BEFORE or TEST AFTER for a PERFORM statement?

1398

How arrays can be defined in COBOL?

1301

What are INPUT PROCEDURE and OUTPUT PROCEDURE?

1367

Un-Answered Questions { MainFrame }

What is netezza database?

1082

define the purpose of the *bcat function?

1660

Explain psbgen process?

1273

Explain the difference between comp & comp-3?

1025

Define redefine and its syntax?

1039

Explain the logical message in cics?

1096

what is the version of os/400 that we have?

1712

What are fillers? What is the actual use of fillers? With mall/simple example?

1056

What are foreign keys in db2?

1175

What type of database is db2?

1024

Program to read marks of 10 students for 4 subjects and compute and display total marks and status of each student in rpg

1210

what is elastic and non elastic subrile?

1053

what is effect on receive map when

1323

how to do automated restart when a job abends?

1432

What is the function of the dd mgmtclas keyword in sms datasets?

1303

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