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MainFrame Interview Questions
Questions Answers Views Company eMail

What is a DB2 catalog?

 2 6176

Why might full image copies be faster to implement than an incremental image copy?

 4 5563

What is the purpose of the WHENEVER statement?

 1 4291

Is there any advantage to denormalizing DB2 tables?

 1 5787

What are some SQL aggregates and other built-in functions?

 2 4421

What is sqlcode -922 ?

 2 25028

What is lock escalation?

 2 13128

What is the difference between primary key & unique index ?

Patni, Temenos,

6 24796

What is a DB2 bind?

 3 5934

How does DB2 determine what lock-size to use?

 2 7851

What are some characteristics of columns that benefit from indexes?

 1 3839

How will you delete duplicate records from a table?

Google,

7 22490

When is the skeleton cursor table created?

 1 4363

What is cursor stability?

 1 4706

How do u achieve record level locking in DB2 versions when record level locking is not allowed?

IBM,

2 7073

Un-Answered Questions { MainFrame }

Explain the system transid cemt?

596

What are fset, frset?

598

can I redistribute oorexx freely with commercial software?

579

what is rpg fixed logic cycle?

662

How to find the UNIT and VOLUME of a (a) KEPT (b) UNCATALOGED and (c) CATALOGED dataset - using (i) JCL and using (ii) ISPF ?

2174




how can you load a vsam data set with records ?

661

Mention data types used in db2 ?

681

Explain the advantages of adabas?

587

Define where and its usage?

521

Is db2 free?

684

Explain what happens when you issue a escape routine in a program? Will there be any compilation /run time erro?

565

cics command level is?

646

Explain what are the optional parameters to the input dataset while loading the empty cluster with the data records?

612

) what is the difference between AID and HANDLE AID?

1637

How is a typical db2 batch pgm executed?

642

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