Can a top level class be private or protected?

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What do you mean by byte code?

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what is optional in java 8?

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What is the difference between an inner class and a sub-class?

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static inner classes means..?

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What is a generic code?

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What are the practical benefits, if any, of importing a specific class rather than an entire package (e.g. Import java.net.* Versus import java.net.socket)?

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How do you get the length of a string in java?

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how to create an applet

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What is a newline character in java?

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How to call one constructor from the other constructor ?

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Garbage collection in java?

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