Answer Posted / guru

servlet context-gives information about container.
page context-gives info about the request.

Is null a string in java?

552

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How many types of variables are there?

666

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How many inner classes can a class have?

568

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What is the symbol for space?

558

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What is the covariant return type?

571

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How do you compare two objects?

517

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Explain exception chaining in java?

602

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What are the parts of methodology?

543

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What is Java Annotations?

553

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Does java return by reference?

531

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Is it possible for yielded thread to get chance for its execution again ?

545

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what is a green thread? : Java thread

567

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What is difference between add() and addelement() in vector?

1058

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How is java hashmap implemented?

542

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What is object-oriented programming?

565

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