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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.

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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 9116

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

Why does it take longer to heat a bucket of water than a cup of water?

950

How you can update memcached when you make changes to php?

1035

Explain Cucumeber Framework?

916

what is client wins and store wins mode in entity framework concurrency?

1169

What is Application Performance testing and Operational performance testing

2023

Why do you want join night Ship ?

2448

What is the difference between save and save?

964

How do you change the author on excel?

499

How many types of injection method used in spring?

408

What are the security features in .net remoting?

949

Explain the difference between server.transfer and response.redirect? Why would I choose one over the other?

973

What does restart a depreciation run mean? : fi- asset accounting

1249

What is the difference between the published data source and an embedded data source?

336

What is the local repository and where it is useful while using ambari environment?

What are the disclosures required in telemarketing? : insurance cold calling

525