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what is the definition of arraylist? plz write in brief. |
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What is class variables and instance variables?
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What is Synchronisation in threads? |
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How does multithreading take place on a computer with a single CPU? |
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What is the use of System.err.println()?, explain clearly what is System.err.println()?, what r the access specifiers available in System class?
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What is serialization?What is transient?What is the default value of a transient variable?
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What is user defined exception
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What is abstract method? |
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Doesn't the compiler always make a no-arg constructor for you?
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Difference between "APPLET" and "APPLICATION"
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What does a static inner class mean? How is it different from any other static member
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How can a GUI component handle its own events? |
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What do mean by polymorphism, inheritance, encapsulation?
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How can we use hashset in collection interface?
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Give a sample program in Java? |
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What is the range of the char type? |
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What is the difference between java and c and c++?
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What is the difference between paint() and repaint() methods? |
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Which class is extended by all other classes? |
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Why do threads block on I/O? |
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