Answer Posted / srinivas.parigi

design patterns are a good solutions for reoccuring
problems in the development of appliation, and these are
designed by senior software developers by using very good
frameworks.
using design pattens a junior can spend less time to solve
the problems insted of spending lot of time for reoccuring
problems in the development of applications.
Ex :
single thread model,DataAccessObject,DataAccesLogic,
mvc-II(most popular today using in all development of
applications)
ejb design patterns(EDP) : SLDP(service locator design
pattern),Business deligate desing patt,Home cash
DP,DataTransfer Object (DTO)SessionFecade(SF),etc

Explain how data flows from view to db and reverse

1986

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What is connection data?

856

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What is db client?

907

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How to insert an image or raw data into database?

948

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What do you mean by odbc?

958

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What is difference between statement and preparedstatement in jdbc?

857

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Is possible to open a connection to a database with exclusive mode with JDBC?

921

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Is jdbc open source?

802

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What are database warnings in jdbc and how can we handle database warnings in jdbc?

944

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What isolation level is used by the DBMS when inserting, updating and selecting rows from a database?

919

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Explain about the Try Block?

914

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Why do we need jdbc api?

910

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What are the new features available in jdbc 4.0?

905

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What causes no suitable driver error?

922

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What are the different types of classes in the api component?

917

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