Answer Posted / amarajagan

DriverManager is a Class as part of javax.sql.*; package.The
purpose of DriverManager is to register the JDBC Driver and
to get the Connection Object
--->DriverManager.registerDriver(new
Oracle.jdbc.driver.OracleDriver());
--->Connection
con=DriverManager.getConnection("jdbc:oracle:thin:@localhost:1521:xe","scott","tiger");

Is it possible to write two ejb’s that share the same remote and home interfaces, and have different bean classes? If so, what are the advantages/disadvantages?

987

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What is ejb 3?

887

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What is the procedure of ejb container to handle exceptions?

923

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What’s the difference between hibernate and ejb 3? Don’t you think ejb 3 is just a clone of hibernate?

959

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What is bean-managed transaction?

1027

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Is ejb be called from another ejb? If yes then how?

932

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What are the system services of ejb container?

1020

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What is ejb container in java?

890

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What do you mean by bean managed transaction?

979

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can anyone explain me the workflow of EJB.I have developed an app. in WSAD using an example that contains CMP and session bean.But i am not able to understand the basic flow between diffrent packages.

2302

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What is applicationscoped?

913

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Define SessionContext ?

998

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Why is ftp stateful?

969

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What is ejb home object?

957

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Which services are provided to ejb components by the ejb container?

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