What are field variable and local variable?

3 Answers  

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i need to know the site which compiles and run the java program completely in online... thank you for your reply in advance

2 Answers  

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How do u provide security in java

3 Answers  

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What is a final class ?

0 Answers  

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Why is string class considered immutable?

0 Answers  

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Explain the importance of throws keyword in java?

0 Answers  

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In collection sorting comparable and comparator interface will be used..but why this two interfaces required..two will work same purpose so why there are two interfaces instead of one?when to use comparator and when to use comparable?

1 Answers   Ericsson,

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what are Hostile Applets?

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i need example for java abstraction. where we use abstraction and why we need abstraction.

2 Answers   Oracle,

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What is an array and a vector? How they different from each other?

4 Answers  

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class A { private int i; } class B extends A { private int i; } if I create an object of B class what will be the memory of that object.

2 Answers   Yamaha,

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Is jdk required on each machine to run a java program?

0 Answers  

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