Archive for September, 2006

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Can main method be declared final?

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Can a public class MyClass be defined in a source file named YourClass.java?

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What is the default value of the local variables?

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What are the different scopes for Java variables?

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What will be the initial value of an object reference which is defined as an instance variable?

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What happens if you dont initialize an instance variable of any of the primitive types in Java?

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Are main, next delete, exit keywords in Java?

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Is String a primitive data type in Java?

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Can a .java file contain more than one java classes?

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Is Empty.java file a valid source file?

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What does it mean that a method or field is “static”?

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What modifiers are allowed for methods in an Interface?

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What is Externalizable?

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What method must be implemented by all threads?

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What are synchronized methods and synchronized statements?

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