Thursday, April 15, 2010

when user click on logout ....then send him on login page and invalidate the session..


session.invalidate();

7 comments:

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    Explain how Java addresses the issue of portability and security.
    What is finalize()? Is finalize() similar to a destructor?
    Why would we manually throw an exception?
    Why does Java have two ways to create child threads? Which way is better?
    Why does Java strictly specify the range and behavior of its primitive types?
    Explain Java’s delegation event model.
    Explain the methods for accessing system properties about the Java virtual machine.
    What is relation between JAXP and Xerces?
    What is co-variant return type in java? Provide an example and its purpose
    Explain the purpose of jar file. Can you explain how to create a jar file in java.
    How do we allocate an array dynamically in java?
    What is the purpose of the wait (), notify (), and notifyAll() methods?
    Explain with example how to initialize an array of objects.
    What is the difference between the Boolean & operator and the && operator?
    Explain CacheRowset, JDBCRowset and WebRowset.
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  3. Java frequently asked interview questions!
    http://www.careerride.com/Java-Interview-Questions.aspx
    -----------------------------------------------------------
    Here are the sample questions. Click the above link to get more questions with answers
    -------------------------------------------------------------------------------
    Explain how Java addresses the issue of portability and security.
    What is finalize()? Is finalize() similar to a destructor?
    Why would we manually throw an exception?
    Why does Java have two ways to create child threads? Which way is better?
    Why does Java strictly specify the range and behavior of its primitive types?
    Explain Java’s delegation event model.
    Explain the methods for accessing system properties about the Java virtual machine.
    What is relation between JAXP and Xerces?
    What is co-variant return type in java? Provide an example and its purpose
    Explain the purpose of jar file. Can you explain how to create a jar file in java.
    How do we allocate an array dynamically in java?
    What is the purpose of the wait (), notify (), and notifyAll() methods?
    Explain with example how to initialize an array of objects.
    What is the difference between the Boolean & operator and the && operator?
    Explain CacheRowset, JDBCRowset and WebRowset.
    ----------------------------------------------------------------------------------
    www.careerride.com

    ReplyDelete
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    Read java interview questions at http://tipsoninterview.com/java.html

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