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IBM DB400 Interview Questions

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Q.1 how to implement the commitment control. 2.how to control commitment control from external program.

7 21970

Hi, Please give the answer to this question? I have Phisical file with 100 records,there is no any duplicate records in this pf.Based on this pf one Logical file i have used.But this lf is viewing only 80 records only of that pf?What is the reason for this?Please give me answer?

4 9149

1. How can I create a LF using crtlf command based on a particular member in a multimember PF? Where I have to specify the member name? 2. How to differentiate between the types of join from a Join logical file DDS. Is it possible to have different types of Join Logical files? 3.Any performance difference between Opnqrf and Embedded SQL? When I should prefer Opnqryf and when SQL? 4. I know access path is the path chosen by the program to retrieve data. It can be of keyed access path or arrival sequence. *IMMED- *IMMED description says access path is updated each time record is added or deleted from a member. - What is updating here? *REBLD - The access path is completely rebuilt each time a file member is opened. The access path is maintained until the member is closed, then the access path is deleted. - I am not able to understand this completely. Could anyone explain these more clearly? 5.What is the purpose of using activation group. I know it is a resource allocator, but other than this any other benefits of using an activation group?

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Un-Answered Questions

Does windows xp work anymore?

770

Can you explain how do you handle missing or corrupted data in a dataset?

How to write a canvas in html5?

875

Is .net easier than java?

884

What does level of granularity of a fact table signify?

1056

Who is the father of php?

1082

What do you mean by term "annuity"? : insurance sales

537

what is the command used for stopping the queue manager?

839

How to get the data from db?

826

What is the use of a new custom sql query in tableau?

348

How to send data from jsp to jsp?

899

Explain what is the rule of a "test driven development"?

1023

What is client side technology?

855

What is the use of 'using' declaration in c++?

1112

Explain auto-encoder

293