Can a main method be declared final?

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Where is singleton pattern used?

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What’s a deadlock?

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I have a class which is abstract which contains only the abstract methods. This is similar to an interface. Then, if i have given a choice to choose one of them. Which one i have to choose and why?

4 Answers  

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Can an object be null?

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What is the Layout for ToolBar?

1 Answers  

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What do you mean by aggregation?

1 Answers  

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What are the types of relation?

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Why would you desing a J2EE application so user data is entered by way of a JSP page and managed by an underlying Java Beans class?

5 Answers   Adobe,

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we know that every java prog must follows OOPS Principles. Anybody can answer, HOW THE FOLLOWING PROGRAM FOLLOWS OOPS CONCEPTS i.e, Inheritance,Polymarphism,Encapsulation? class a{ public static void main(String args[]){ System.out.println("Hello World"); } }

3 Answers  

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Can a class be a super class and a sub-class at the same time? Give example.

1 Answers  

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How can we make sure main() is the last thread to finish in java program?

0 Answers  

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