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What is polymorphism?
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Suppose If we have variable ' I ' in run method, If I can create one or more thread each thread will occupy a separate copy or same variable will be shared?
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In servlets, we are having a web page that is invoking servlets username and password. which is cheks in the database, Suppose the second page also. If we want to verify the same information whether it will connect to the database or it will be used previous information?
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What are virtual functions?
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Write down how will you create a binary Tree?
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What are the traverses in Binary Tree?
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Write a program for recursive Traverse?
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What are session variable in Servlets?
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What is client server computing?
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What is Constructor and Virtual function. Can we call Virtual funciton in a constructor?
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Why we use OOPS concepts, What is its advantage?
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What is the middleware. What is the functionality of Webserver?
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Why Java is not 100 % pure OOPS?
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When we will use an Interface and Abstract class?
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What is an RMI?
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How will you pass parameters in RMI. Why u serialize?
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What is the exact difference in between Unicast and Multicast object. Where we will use?
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What is the main functionality of the Remote Reference Layer?
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How do you download stubs from a Remote place?
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What is the difference in between C++ and Java. can u explain in detail?
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