Answer Posted / rice

Java support Three types of variables
1.)static
2.)Instance
3.)Local

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)?

1110

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What is the meaning of I ++ in java?

1172

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What are wrapper classes in java?

1054

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What is difference between iterator and enumeration in java?

986

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Difference between string, string builder, and string buffer?

1093

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What is the difference between length and length () in java?

938

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What do you mean by garbage collection used in java?

1060

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What are data types in programming?

986

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When a byte datatype is used?

2180

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How many characters is 16 bytes?

990

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What is adapter in java?

916

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Describe what a thread-local variable is in java?

1006

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How does singleton class work?

983

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How does predicate work in java?

972

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Why we do exception handling in java and how many types of exceptions are there?

1111

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