What are the differences between abstract class and interface?

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What is the public field modifier?

0 Answers  

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These static constructors are correct ? class A { statc intA() { } static A(int x,int y) { } static A(int x) { } }

0 Answers   HCL,

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What is a for loop in java?

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I want to control database connections in my program and want that only one thread should be able to make database connection at a time. How can I implement this logic?

0 Answers  

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What is inheritance?

5 Answers   Accenture, Hexaware, Syntel,

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What if the main() method is declared as private? What happens when the static modifier is removed from the signature of the main() method?

0 Answers  

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Name the package that most of the AWT events that supports event-delegation model are defined?

2 Answers  

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What is the java reflection api? Why it’s so important to have?

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What is the use of list in java?

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Why is the main method static?

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Hi Friends, can you explain instance in java. In general instance means "occurence of something" . In java what is instance.

4 Answers  

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