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

What is the difference between the mro & isc?

1040

What is the cics command that is used to access current date and time?

1121

Describe major components of db2?

1091

Explain about rct in db2?

1109

What is db2?

1182

Explain various types of locks in db2?

1150

What is the use of db2 optimizer?

1114

What are the full forms of spufi and dclgen and why are they used?

1087

Give a brief description of db2 isolation levels?

1072

What is db2 and what is the use of db2 optimizer?

1065

Mention data types used in db2 ?

1156

Explain the contention situations caused by locks?

1070

What is buffer pool and list some of them?

1028

Mention and explain the contention situations caused by locks?

1 1504

What is meant by union and union all?

1012

Un-Answered Questions { MainFrame }

What is the use of the program list table?

1080

can you debug ile rpg program using isdb?

1267

Explain the maximum number of levels allowed in ims db?

3786

What is the difference between a return with transid and xctl?

1066

How to check table size in db2 sap?

1039

In Which Specs Arrays, Tables & Constants Are Defined?

1171

I want to join to input files and write the matching fields on to an output file but i dont want the output file a sorted one

2448

What is a cursor in programming?

1068

Is it possible to left uncode disp? If yes, how?

1190

How can a jobs execution priority be modified?

1293

define the purpose/use for sflrna?

1658

How many minimum number of line codes does PL/1 DB2 program requires?

2984

What is database descriptor?

1020

How to reverse the string in rpg

1811

What is db2 and what is the use of db2 optimizer?

1065

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