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

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IBM MainFrame Interview Questions

Questions Answers Views Company eMail

What is the difference between TYPE 1 index & TYPE 2 index

IBM,

1 13221

What are the disadvantages of using VARCHAR?

3 15647

What is the purpose of the DSNC transaction ?

1 7588

What are delete-connected tables?

1 4380

What is the significance of the CURSOR WITH HOLD clause in a cursor declaration?

4 30355

What is a correlated sub query?

2 5465

What is read-only cursor?

1 6776

What Utility is used to migrate DB2 from one release to the next?

1 5845

What is Skeleton cursor table (SKCT)?

2 14452

Under what circumstances will DB2 allow an SQL statement to update more than one primary key value at a time?

1 6119

What is the database descriptor?

2 14670

What is the syntax required for the creation of a cursor?

1 9774

What is meant by AUTO COMMIT?

3 10173

What information is contained in a SYSCOPY entry?

2 10015

What is the COBOL picture clause for a DB2 column defined as DECIMAL(11,2)?

Emsang,

5 20558

Un-Answered Questions { IBM MainFrame }

What are bind parameters in db2?

1048

Why do we use cursor?

1105

Following a db2 update statement, what is the quickest way to compute the total number of updated rows?

1073

what is s000 u4087 error? please give the all error codes in cobol,jcl.

17881

Let us say you have a collection of multiple maps in cics. So if you are asked to determine the exact storage space that is available in a symbolicmap, then how will you compute it?

1136

What are the different versions of gdg named?

991

How to define a directory?

981

What is scrollable cursor in db2?

1055

SQLCODE = -199, ERROR: ILLEGAL USE OF KEYWORD CHAR, TOKEN KEY was expected

11675

Can we redefine the field of x(200) to less than 200?

1377

Can an individual step be restricted from using all the jobs allowed cpu time?

1556

How are the next sentence and continue different from each other?

1299

Can you explain communication area?

1039

What is package in db2 mainframe?

989

What is the purpose of disp parameter?

1125

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