Define how destructors are defined in java?

1043

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Which number is denoted by leading zero in java?

1259

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What is an enumeration?

1082

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What is a layout manager and what are different types of layout managers available in java awt?

1263

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What is an object’s lock and which object’s have locks?

983

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What will be the output of round(3.7) and ceil(3.7)?

1138

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How do you decide when to use arraylist and linkedlist?

1008

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Which object oriented concept is achieved by using overloading and overriding?

1137

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What are the advantages of arraylist over arrays?

1116

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Which class represents the socket that both the client and server use to communicate with each other?

1055

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What is the difference between yielding and sleeping?

1135

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What are the access modifiers in java?

1057

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Break statement can be used as labels in java?

1024

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What are encapsulation, inheritance and polymorphism?

1035

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I want my class to be developed in such a way that no other class (even derived class) can create its objects. Define how can I do so?

1190

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